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PROX

PROX

PROX

Prox Pistons, Gaskets, and Engine Components at JJ Motorsports

Prox, established in the late 1970s, is a respected brand in the powersports industry, specializing in high-performance aftermarket parts for motorcycles, ATVs, and off-road vehicles. With a focus on quality and innovation, Prox offers OEM-style replacements that deliver exceptional reliability and performance for both recreational riders and professionals.

At JJ Motorsports, we provide a comprehensive selection of Prox products, including complete gasket kits, top-end gasket sets, piston kits, connecting rod kits, crankshaft bearing/seal kits, and more. Whether you're rebuilding an engine or upgrading for better durability, Prox delivers precise-fit solutions compatible with major brands like Honda, Kawasaki, Suzuki, and KTM. Explore our inventory to find the ideal parts for your vehicle.

Key features of Prox products include precision engineering to OEM specifications, use of high-silicon-content aluminum alloys for pistons, double-forged construction for strength, and complete kits for easy installation. Shop now and enhance your powersports performance with Prox!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • PROX Valve Shim - 5 pack 29.948140

    PROX Valve Shim - 5 pack 29.948140

    PROX

    $10.95
    Valve train precision directly impacts engine reliability and performance consistency. PROX Valve Shims are heat-treated and machined to exact tolerances, ensuring proper valve clearance and...
    09260946
    SKU:
    09260946
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.40 MM
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948145

    PROX Valve Shim - 5 pack 29.948145

    PROX

    $10.95
    Valve shim clearance directly impacts engine timing, power delivery, and component longevity—making precision fitment non-negotiable for serious builders. PROX shims are heat-treated to resist wear...
    09260947
    SKU:
    09260947
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.45 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948155

    PROX Valve Shim - 5 pack 29.948155

    PROX

    $10.95
    Valve shimming is critical for maintaining precise valve clearances, and worn or incorrect shims lead to poor combustion timing, reduced power output, and accelerated component wear. The PROX Valve...
    09260949
    SKU:
    09260949
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    1.55 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    5 PACK
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948160

    PROX Valve Shim - 5 pack 29.948160

    PROX

    $10.95
    Valve shim wear directly impacts your engine's compression, valve timing, and overall performance consistency—especially in high-RPM or forced induction applications. This 5-pack of PROX shims gives...
    09260950
    SKU:
    09260950
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.60 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948165

    PROX Valve Shim - 5 pack 29.948165

    PROX

    $10.95
    Valve shim selection directly impacts your engine's precision timing and overall performance reliability. PROX Valve Shims maintain exact clearance tolerances across extended operating cycles,...
    09260951
    SKU:
    09260951
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    VALVE SHIM THICKNESS METRIC:
    1.65 MM
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948170

    PROX Valve Shim - 5 pack 29.948170

    PROX

    $10.95
    Valve shims are critical to maintaining precise valve clearance and ensuring consistent engine performance across heat cycles. Over time, stock shims wear and degrade, leading to increased clearance...
    09260952
    SKU:
    09260952
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    1.70 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    5 PACK
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948175

    PROX Valve Shim - 5 pack 29.948175

    PROX

    $10.95
    Valve shimming is critical to maintaining proper valve clearance and ensuring your engine operates at peak efficiency. These PROX shims are precision-machined to exact tolerances and heat-treated for...
    09260953
    SKU:
    09260953
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    1.75 MM
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    5 PACK
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948180

    PROX Valve Shim - 5 pack 29.948180

    PROX

    $10.95
    Valve shimming is critical for maintaining precise valve clearances in high-performance and racing engines—even small deviations can compromise power delivery, fuel efficiency, and component...
    09260954
    SKU:
    09260954
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    VALVE SHIM THICKNESS METRIC:
    1.80 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948185

    PROX Valve Shim - 5 pack 29.948185

    PROX

    $10.95
    Valve shim selection directly impacts your engine's ability to maintain precise valve clearances under high RPM and extreme heat. PROX Valve Shims deliver the hardness and dimensional accuracy...
    09260955
    SKU:
    09260955
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    1.85 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948190

    PROX Valve Shim - 5 pack 29.948190

    PROX

    $10.95
    Valve shim selection directly impacts your engine's valve clearance accuracy and overall reliability under sustained performance conditions. PROX shims are precision-machined to exacting tolerances,...
    09260956
    SKU:
    09260956
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.90 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948195

    PROX Valve Shim - 5 pack 29.948195

    PROX

    $10.95
    Valve shims are critical for maintaining proper valve clearance and preventing catastrophic engine damage from improper gap settings. This PROX 5-pack ensures you have precision replacements on hand...
    09260957
    SKU:
    09260957
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    VALVE SHIM THICKNESS METRIC:
    1.95 MM
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948200

    PROX Valve Shim - 5 pack 29.948200

    PROX

    $10.95
    Valve shim clearance directly impacts your engine's reliability and performance—improper specs lead to valve float, bent pushrods, and catastrophic failure. PROX valve shims are precision-machined to...
    09260958
    SKU:
    09260958
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.00 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948205

    PROX Valve Shim - 5 pack 29.948205

    PROX

    $10.95
    Valve shim clearance directly impacts engine efficiency, combustion timing, and component longevity. PROX valve shims are precision-machined to exacting tolerances, eliminating guesswork during valve...
    09260959
    SKU:
    09260959
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    2.05 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948210

    PROX Valve Shim - 5 pack 29.948210

    PROX

    $10.95
    Valve shim clearance directly impacts engine performance, combustion efficiency, and component longevity. If your shims are worn or incorrectly sized, you'll experience valve float, compression loss,...
    09260960
    SKU:
    09260960
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    2.10 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948215

    PROX Valve Shim - 5 pack 29.948215

    PROX

    $10.95
    Valve train precision directly impacts engine reliability and performance consistency. These PROX shims are heat-treated to resist wear and maintain exact tolerances through countless combustion...
    09260961
    SKU:
    09260961
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.15 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948220

    PROX Valve Shim - 5 pack 29.948220

    PROX

    $10.95
    Valve shim selection directly impacts your engine's valve clearance, compression ratio, and overall top-end performance. PROX Valve Shims are precision-machined to exact tolerances and heat-treated...
    09260962
    SKU:
    09260962
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    VALVE SHIM THICKNESS METRIC:
    2.20 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948225

    PROX Valve Shim - 5 pack 29.948225

    PROX

    $10.95
    Valve train geometry directly impacts engine performance, and worn or improperly sized shims compromise both power delivery and component longevity. The PROX Valve Shim 5-pack delivers...
    09260963
    SKU:
    09260963
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    VALVE SHIM THICKNESS METRIC:
    2.25 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948230

    PROX Valve Shim - 5 pack 29.948230

    PROX

    $10.95
    Valve shim precision directly impacts engine reliability and performance consistency across your entire powerband. These PROX shims are heat-treated for superior hardness, reducing wear and extending...
    09260964
    SKU:
    09260964
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    VALVE SHIM THICKNESS METRIC:
    2.30 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948235

    PROX Valve Shim - 5 pack 29.948235

    PROX

    $10.95
    Valve shimming is critical to maintaining precise valve clearances and preventing unwanted wear on your cylinder head. These PROX shims are precision-machined to exact tolerances, ensuring consistent...
    09260965
    SKU:
    09260965
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.35 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948240

    PROX Valve Shim - 5 pack 29.948240

    PROX

    $10.95
    Valve shim clearance is critical to engine performance and longevity—even slight deviations compromise timing and increase wear on critical components. PROX Valve Shims are precision-machined to...
    09260966
    SKU:
    09260966
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    2.40 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948245

    PROX Valve Shim - 5 pack 29.948245

    PROX

    $10.95
    Valve shimming is critical to maintaining proper valve clearance and preventing catastrophic engine damage from valve float or seat wear. These PROX shims are precision-machined to exact tolerances...
    09260967
    SKU:
    09260967
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.45 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948250

    PROX Valve Shim - 5 pack 29.948250

    PROX

    $10.95
    Valve shims are critical wear items in high-performance engines, and precision tolerances directly impact valve timing, lift, and overall engine reliability. The PROX Valve Shim 5-pack ensures...
    09260968
    SKU:
    09260968
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    VALVE SHIM THICKNESS METRIC:
    2.50 MM
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948255

    PROX Valve Shim - 5 pack 29.948255

    PROX

    $9.95
    Valve shim clearance directly impacts your engine's efficiency and longevity—improper spacing leads to valve float, compression loss, and potential catastrophic failure. PROX Valve Shims are...
    09260969
    SKU:
    09260969
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.55 MM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948260

    PROX Valve Shim - 5 pack 29.948260

    PROX

    $9.95
    Valve shim wear directly impacts your engine's compression ratio, valve clearance, and overall performance consistency. These PROX shims maintain precise tolerances through repeated thermal cycles,...
    09260970
    SKU:
    09260970
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.60 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948265

    PROX Valve Shim - 5 pack 29.948265

    PROX

    $10.95
    Valve timing precision directly impacts your engine's power delivery and reliability—even micron-level inconsistencies compound into performance loss and premature wear. PROX valve shims are...
    09260971
    SKU:
    09260971
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    2.65 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948270

    PROX Valve Shim - 5 pack 29.948270

    PROX

    $9.95
    Valve shim clearance directly impacts engine compression, valve timing precision, and overall reliability—especially under high-RPM conditions. PROX Valve Shims are precision-machined to exact...
    09260972
    SKU:
    09260972
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.70 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948275

    PROX Valve Shim - 5 pack 29.948275

    PROX

    $10.95
    Valve shim clearance is critical to engine reliability and performance—get it wrong, and you're risking bent valves, poor sealing, and costly damage. PROX Valve Shims are precision-machined to exact...
    09260973
    SKU:
    09260973
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.75 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948285

    PROX Valve Shim - 5 pack 29.948285

    PROX

    $10.95
    Valve shim selection directly impacts your engine's valve clearance, combustion efficiency, and component longevity. The PROX Valve Shim 5-pack delivers precision-engineered shims with heat-treated...
    09260975
    SKU:
    09260975
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.85 MM
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948290

    PROX Valve Shim - 5 pack 29.948290

    PROX

    $10.95
    Valve shim clearance directly impacts engine performance, combustion efficiency, and component longevity. PROX Valve Shims are precision-machined to exact tolerances, eliminating guesswork during...
    09260976
    SKU:
    09260976
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    5 PACK
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    2.90 MM
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948320

    PROX Valve Shim - 5 pack 29.948320

    PROX

    $9.95
    Valve shim clearance directly impacts engine longevity and performance consistency—improper shim specifications lead to valve float, reduced compression, and catastrophic engine damage. PROX Valve...
    09260982
    SKU:
    09260982
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    3.20 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valve Shim - 5 pack 29.948350

    PROX Valve Shim - 5 pack 29.948350

    PROX

    $9.95
    Valve shim selection directly impacts your engine's valve train geometry and performance characteristics. These PROX shims are precision-machined to exacting tolerances, ensuring accurate valve...
    09260988
    SKU:
    09260988
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    VALVE SHIM THICKNESS METRIC:
    3.50 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valve Shim Kit 29.VSA1000

    PROX Valve Shim Kit 29.VSA1000

    PROX

    $99.95
    Valve shims are critical wear items that directly impact valve clearance, combustion efficiency, and engine longevity. OEM replacements come with premium pricing and extended lead times—the PROX...
    09260989
    SKU:
    09260989
    Availability:
    Ships Same Business Day
    Weight:
    0.67 LBS
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    VALVE SHIM THICKNESS METRIC:
    1.85 MM - 3.20 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    KIT
    $99.95
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.15 - 5 pack 29.100215

    PROX Valveshim - 10.00 x 2.15 - 5 pack 29.100215

    PROX

    $9.95
    Valve shim adjustment is critical to engine performance, and worn or incorrect shims compromise compression, valve timing, and overall reliability. The PROX Valveshim 10.00 x 2.15 delivers...
    09260996
    SKU:
    09260996
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.15 MM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    5 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.20 - 5 pack 29.100220

    PROX Valveshim - 10.00 x 2.20 - 5 pack 29.100220

    PROX

    $9.95
    Valve shims are critical wear components that directly impact your engine's valvetrain precision and longevity. OEM replacements are expensive and require frequent servicing—PROX valveshims deliver...
    09260997
    SKU:
    09260997
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.20 MM
    PRODUCT NAME:
    SHIM KIT
    UNITS:
    5 PACK
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.25 - 5 pack 29.100225

    PROX Valveshim - 10.00 x 2.25 - 5 pack 29.100225

    PROX

    $9.95
    Valve shimming is critical to maintaining proper valve clearance and engine performance, and worn or incorrect shims lead to costly damage and downtime. PROX Valveshims are precision-engineered...
    09260998
    SKU:
    09260998
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.25 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.30 - 5 pack 29.100230

    PROX Valveshim - 10.00 x 2.30 - 5 pack 29.100230

    PROX

    $9.95
    Valve shim wear directly impacts your engine's valve clearance and overall performance—neglecting worn shims leads to improper valve timing and potential engine damage. PROX Valveshims offer a...
    09260999
    SKU:
    09260999
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SHIM KIT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.30 MM
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.35 - 5 pack 29.100235

    PROX Valveshim - 10.00 x 2.35 - 5 pack 29.100235

    PROX

    $9.95
    Valve shim replacement is a critical maintenance task for high-performance engines, and OEM shims come with premium price tags that add up quickly across multiple cylinders. The PROX Valveshim 10.00...
    09261000
    SKU:
    09261000
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    2.35 MM
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    TYPE:
    VALVE
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.40 - 5 pack 29.100240

    PROX Valveshim - 10.00 x 2.40 - 5 pack 29.100240

    PROX

    $9.95
    Valve shims are wear items that demand precision and reliability—improper thickness throws off your valve clearance and compromises engine performance. PROX Valveshims deliver exact OEM dimensions at...
    09261001
    SKU:
    09261001
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.40 MM
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.45 - 5 pack 29.100245

    PROX Valveshim - 10.00 x 2.45 - 5 pack 29.100245

    PROX

    $9.95
    Valve shims are critical wear items that directly impact your engine's valve clearance, combustion efficiency, and overall reliability. The PROX 10.00 x 2.45 shim delivers precision-engineered...
    09261002
    SKU:
    09261002
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.45 MM
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valveshim - 10.00 x 2.50 - 5 pack 29.100250

    PROX Valveshim - 10.00 x 2.50 - 5 pack 29.100250

    PROX

    $10.95
    Valve shim adjustment is critical to proper engine tuning, and worn or incorrect shims compromise performance and longevity. The PROX Valveshim 10.00 x 2.50 offers a precision-engineered alternative...
    09261003
    SKU:
    09261003
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    TYPE:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.50 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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