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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 Inner Clutch Hub 18.1495

    PROX Inner Clutch Hub 18.1495

    PROX

    $74.95
    The PROX Inner Clutch Hub 18.1495 is a precision-cast replacement that restores your primary clutch to OEM specifications without compromise. Whether you're running stock or aftermarket baskets, this...
    11320064
    SKU:
    11320064
    Availability:
    Ships Same Business Day
    Weight:
    0.84 LBS
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    CLUTCH HUB
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    TYPE:
    INNER
    $74.95
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
    Subtotal:
  • PROX Inner Clutch Hub 18.4294

    PROX Inner Clutch Hub 18.4294

    PROX

    $77.95
    The PROX Inner Clutch Hub 18.4294 restores your primary clutch to OEM performance standards with precision-cast construction that matches factory tolerances exactly. Whether you're rebuilding a stock...
    11320068
    SKU:
    11320068
    Availability:
    Ships Same Business Day
    Weight:
    0.93 LBS
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    PRODUCT NAME:
    CLUTCH HUB
    TYPE:
    INNER
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    $77.95
    Qty in Cart: 0
    Quantity:
    Price:
    $77.95
    Subtotal:
  • PROX Inner Clutch Hub 18.4303

    PROX Inner Clutch Hub 18.4303

    PROX

    $77.95
    The PROX Inner Clutch Hub 18.4303 is an essential OEM-equivalent replacement that restores your primary clutch assembly to factory performance specifications. Whether you're running stock or...
    11320069
    SKU:
    11320069
    Availability:
    Ships Same Business Day
    Weight:
    0.93 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CLUTCH HUB
    TYPE:
    INNER
    MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    $77.95
    Qty in Cart: 0
    Quantity:
    Price:
    $77.95
    Subtotal:
  • PROX Inner Clutch Hub 18.4392

    PROX Inner Clutch Hub 18.4392

    PROX

    $77.95
    A worn or damaged clutch hub directly compromises your primary clutch's engagement and response characteristics, robbing you of consistent power delivery on the track or trail. The PROX Inner Clutch...
    11320070
    SKU:
    11320070
    Availability:
    Ships Same Business Day
    Weight:
    0.93 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CLUTCH HUB
    TYPE:
    INNER
    MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    $77.95
    Qty in Cart: 0
    Quantity:
    Price:
    $77.95
    Subtotal:
  • PROX Inner Clutch Hub 18.4334

    PROX Inner Clutch Hub 18.4334

    PROX

    $71.95
    The PROX Inner Clutch Hub 18.4334 is your direct replacement for worn or damaged OEM clutch components, restoring precise engagement characteristics and reliable power transfer. Manufactured to OEM...
    11320071
    SKU:
    11320071
    Availability:
    Ships Same Business Day
    Weight:
    0.93 LBS
    MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    PRODUCT NAME:
    CLUTCH HUB
    TYPE:
    INNER
    RIDING STYLE:
    OFF-ROAD
    $71.95
    Qty in Cart: 0
    Quantity:
    Price:
    $71.95
    Subtotal:
  • PROX Inner Clutch Hub 18.4408

    PROX Inner Clutch Hub 18.4408

    PROX

    $95.95
    The PROX Inner Clutch Hub 18.4408 is a precision-cast aluminum replacement hub engineered to OEM specifications, ensuring reliability and consistent engagement across both stock and high-performance...
    11320072
    SKU:
    11320072
    Availability:
    Ships Same Business Day
    Weight:
    1.24 LBS
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    INNER
    PRODUCT NAME:
    CLUTCH HUB
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $95.95
    Subtotal:
  • PROX Inner Clutch Hub 18.3299

    PROX Inner Clutch Hub 18.3299

    PROX

    $71.95
    The PROX Inner Clutch Hub 18.3299 is engineered as a direct OEM replacement, ensuring your primary clutch operates at factory specifications without compromise. Whether you're running stock or...
    11320073
    SKU:
    11320073
    Availability:
    Ships Same Business Day
    Weight:
    0.93 LBS
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    CLUTCH HUB
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    INNER
    $71.95
    Qty in Cart: 0
    Quantity:
    Price:
    $71.95
    Subtotal:
  • PROX Inner Clutch Hub - RM-Z250 18.3337

    PROX Inner Clutch Hub - RM-Z250 18.3337

    PROX

    $77.95
    The clutch hub is the mechanical heart of your primary clutch system, and wear or damage here directly compromises engagement precision and power delivery. A failing hub forces sloppy shifts,...
    11320516
    SKU:
    11320516
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    PRODUCT NAME:
    CLUTCH HUB
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    INNER
    $77.95
    Qty in Cart: 0
    Quantity:
    Price:
    $77.95
    Subtotal:
  • PROX Inner Clutch Hub - CRF250R 18.1340

    PROX Inner Clutch Hub - CRF250R 18.1340

    PROX

    $93.95
    The clutch hub is the critical interface between your primary drive system and engine power delivery. A worn or damaged hub creates slippage, inconsistent engagement, and compromised...
    11320654
    SKU:
    11320654
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    CLUTCH HUB
    TYPE:
    INNER
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    $93.95
    Qty in Cart: 0
    Quantity:
    Price:
    $93.95
    Subtotal:
  • PROX Inner Clutch Hub - CRF450R 18.1409

    PROX Inner Clutch Hub - CRF450R 18.1409

    PROX

    $79.95
    The PROX Inner Clutch Hub is engineered to restore full clutch engagement and reliability in your CRF450R. Whether you're dealing with wear from track use or rebuilding your clutch system, this...
    11320655
    SKU:
    11320655
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    CLUTCH HUB
    TYPE:
    INNER
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95
    Subtotal:
  • PROX Intake Valve and Spring Kit 28.SIS1340-2

    PROX Intake Valve and Spring Kit 28.SIS1340-2

    PROX

    $155.95
    If you're running higher RPMs or pushing your engine beyond stock parameters, OEM valve springs will eventually lose their ability to control valve timing under load—leading to float, missed shifts,...
    09262892
    SKU:
    09262892
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    VALVE AND SPRING KIT
    $155.95
    Qty in Cart: 0
    Quantity:
    Price:
    $155.95
    Subtotal:
  • PROX Valve and Spring Kit 28.SES2414-1

    PROX Valve and Spring Kit 28.SES2414-1

    PROX

    $155.95
    If you're pushing your engine to its limits, factory valve and spring assemblies become a liability. The PROX 28.SES2414-1 kit replaces worn OEM components with nitrided steel valves and premium...
    09262724
    SKU:
    09262724
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE AND SPRING KIT
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $155.95
    Subtotal:
  • PROX Valve and Spring Kit 28.SES2444-1

    PROX Valve and Spring Kit 28.SES2444-1

    PROX

    $159.95
    If you're running your engine at sustained high RPM or pushing it beyond stock parameters, OEM valve springs will eventually lose their snap—and valve float becomes a real problem. The PROX Valve and...
    09262725
    SKU:
    09262725
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    SPRING KIT
    UNITS:
    KIT
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    Qty in Cart: 0
    Quantity:
    Price:
    $159.95
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS2414-2

    PROX Valve and Spring Kit 28.SIS2414-2

    PROX

    $155.95
    If you're pushing your engine to its limits, OEM valves and springs won't cut it. The PROX 28.SIS2414-2 Kit replaces those weak factory components with nitrided steel valves and premium chrome...
    09262728
    SKU:
    09262728
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    PRODUCT NAME:
    VALVE AND SPRING KIT
    UNITS:
    KIT
    $155.95
    Qty in Cart: 0
    Quantity:
    Price:
    $155.95
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS2444-2

    PROX Valve and Spring Kit 28.SIS2444-2

    PROX

    $166.95
    If you're running high-RPM applications or pushing your engine beyond stock parameters, OEM valve springs will struggle to keep pace with valve float and premature wear. The PROX Valve and Spring Kit...
    09262729
    SKU:
    09262729
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    PRODUCT NAME:
    VALVE AND SPRING KIT
    UNITS:
    KIT
    $166.95
    Qty in Cart: 0
    Quantity:
    Price:
    $166.95
    Subtotal:
  • PROX Exhaust Valve 28.1334-1

    PROX Exhaust Valve 28.1334-1

    PROX

    $40.95
    Proper valve operation is critical to engine reliability and performance—a compromised exhaust valve leads to lost compression, increased emissions, and potential catastrophic engine damage. The PROX...
    09260143
    SKU:
    09260143
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    $40.95
    Qty in Cart: 0
    Quantity:
    Price:
    $40.95
    Subtotal:
  • PROX Exhaust Valve 28.1402-1

    PROX Exhaust Valve 28.1402-1

    PROX

    $40.95
    Proper valve clearance and sealing are critical to engine performance and longevity—a worn or damaged exhaust valve directly impacts compression, combustion efficiency, and power output. The PROX...
    09260144
    SKU:
    09260144
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    $40.95
    Qty in Cart: 0
    Quantity:
    Price:
    $40.95
    Subtotal:
  • PROX Exhaust Valve 28.1495-1

    PROX Exhaust Valve 28.1495-1

    PROX

    $35.95
    A precision exhaust valve is critical to maintaining proper engine breathing and combustion efficiency, directly impacting power output and engine longevity. The PROX 28.1495-1 is engineered to OEM...
    09260145
    SKU:
    09260145
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    Qty in Cart: 0
    Quantity:
    Price:
    $35.95
    Subtotal:
  • PROX Exhaust Valve 28.1654-1

    PROX Exhaust Valve 28.1654-1

    PROX

    $56.95
    Exhaust valve performance directly impacts engine efficiency, combustion temperature management, and overall power delivery. The PROX 28.1654-1 is precision-engineered to OEM specifications, ensuring...
    09260146
    SKU:
    09260146
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    $56.95
    Qty in Cart: 0
    Quantity:
    Price:
    $56.95
    Subtotal:
  • PROX Exhaust Valve 28.3402-1

    PROX Exhaust Valve 28.3402-1

    PROX

    $35.95
    A worn or damaged exhaust valve compromises engine breathing, power delivery, and fuel efficiency—forcing your engine to work harder for less performance. The PROX Exhaust Valve 28.3402-1 restores...
    09260147
    SKU:
    09260147
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    $35.95
    Qty in Cart: 0
    Quantity:
    Price:
    $35.95
    Subtotal:
  • PROX Exhaust Valve 28.2418-1

    PROX Exhaust Valve 28.2418-1

    PROX

    $29.95
    Exhaust valves are critical to engine breathing and combustion efficiency—a worn or substandard valve directly compromises horsepower, fuel economy, and engine longevity. The PROX 28.2418-1 is...
    09260148
    SKU:
    09260148
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • PROX Intake Valve 28.1495-2

    PROX Intake Valve 28.1495-2

    PROX

    $25.95
    Precision valve operation is critical to engine reliability and performance—any deviation in valve geometry directly impacts combustion efficiency and durability. The PROX Intake Valve 28.1495-2 is...
    09260149
    SKU:
    09260149
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $25.95
    Qty in Cart: 0
    Quantity:
    Price:
    $25.95
    Subtotal:
  • PROX Intake Valve 28.1654-2

    PROX Intake Valve 28.1654-2

    PROX

    $35.95
    A properly functioning intake valve is critical to your engine's breathing efficiency and power delivery. The PROX 28.1654-2 is precision-manufactured to OEM specifications, ensuring reliable sealing...
    09260150
    SKU:
    09260150
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $35.95
    Qty in Cart: 0
    Quantity:
    Price:
    $35.95
    Subtotal:
  • PROX Intake Valve 28.3402-2

    PROX Intake Valve 28.3402-2

    PROX

    $30.95
    A worn or damaged intake valve directly compromises cylinder sealing, fuel efficiency, and combustion reliability—issues that cascade into poor engine performance and increased wear on surrounding...
    09260151
    SKU:
    09260151
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    $30.95
    Qty in Cart: 0
    Quantity:
    Price:
    $30.95
    Subtotal:
  • PROX Intake Valve 28.2418-3

    PROX Intake Valve 28.2418-3

    PROX

    $22.95
    Precision intake valve operation is critical to engine efficiency and reliability—especially under high-performance conditions where tolerances matter. The PROX 28.2418-3 is manufactured to exacting...
    09260153
    SKU:
    09260153
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    VALVE
    $22.95
    Qty in Cart: 0
    Quantity:
    Price:
    $22.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748120

    PROX Valve Shims - 5 pack 29.748120

    PROX

    $10.95
    Valve shim wear directly impacts your engine's valve clearance and overall performance consistency—especially under high-RPM conditions where precision matters most. PROX Valve Shims deliver...
    09260870
    SKU:
    09260870
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.20 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748125

    PROX Valve Shims - 5 pack 29.748125

    PROX

    $9.95
    Valve shim wear directly impacts your engine's valve clearance and overall performance—neglecting this maintenance item can lead to reduced compression, improper combustion timing, and costly engine...
    09260871
    SKU:
    09260871
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    VALVE SHIM THICKNESS METRIC:
    1.25 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748135

    PROX Valve Shims - 5 pack 29.748135

    PROX

    $10.95
    Valve shim wear directly impacts your engine's valve clearance and overall performance—letting them degrade compromises both power delivery and engine longevity. PROX Valve Shims give you a...
    09260873
    SKU:
    09260873
    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:
    1.35 MM
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748140

    PROX Valve Shims - 5 pack 29.748140

    PROX

    $10.95
    Valve shim wear directly impacts cylinder head performance and engine longevity—replacing worn shims restores proper valve clearance and prevents costly damage to valves, seats, and rocker arms. PROX...
    09260874
    SKU:
    09260874
    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:
    7.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.40 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748145

    PROX Valve Shims - 5 pack 29.748145

    PROX

    $10.95
    Valve shims are critical wear items that directly impact your engine's valve clearance, timing accuracy, and overall performance. Factory shims wear down over time, leading to improper valve overlap...
    09260875
    SKU:
    09260875
    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
    VALVE SHIM THICKNESS METRIC:
    1.45 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748150

    PROX Valve Shims - 5 pack 29.748150

    PROX

    $10.95
    Valve shim wear is a silent killer of engine performance—excessive clearance throws off your valve timing and costs you horsepower you've already paid for. PROX Valve Shims deliver precision-matched...
    09260876
    SKU:
    09260876
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    WATERCRAFT
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    VALVE SHIM THICKNESS METRIC:
    1.50 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748155

    PROX Valve Shims - 5 pack 29.748155

    PROX

    $10.95
    Valve shim wear directly impacts engine performance and reliability—whether you're chasing lap times or maintaining precise valve clearance on a high-mileage build. PROX Valve Shims deliver...
    09260877
    SKU:
    09260877
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    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:
    7.48 MM
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    1.55 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748160

    PROX Valve Shims - 5 pack 29.748160

    PROX

    $10.95
    Valve shims are wear items that demand precision—even slight deviations in thickness compromise your valve clearance and can lead to costly engine damage. PROX Valve Shims deliver the exact...
    09260878
    SKU:
    09260878
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.60 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748165

    PROX Valve Shims - 5 pack 29.748165

    PROX

    $10.95
    Valve shim wear is one of the most common reasons for increased valve lash and loss of performance in high-revving engines. PROX Valve Shims give you precision-machined replacements that cost a...
    09260879
    SKU:
    09260879
    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:
    WATERCRAFT
    UNITS:
    5 PACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    VALVE SHIM THICKNESS METRIC:
    1.65 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748170

    PROX Valve Shims - 5 pack 29.748170

    PROX

    $10.95
    Valve shim wear directly impacts your engine's performance and reliability, making replacement intervals critical for maintaining proper valve clearance and avoiding costly head work. PROX Valve...
    09260880
    SKU:
    09260880
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.70 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748175

    PROX Valve Shims - 5 pack 29.748175

    PROX

    $10.95
    Valve shim wear directly impacts engine timing and performance—undersized or worn shims cause timing drift, increased valve noise, and potential engine damage. These PROX shims deliver...
    09260881
    SKU:
    09260881
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.75 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748180

    PROX Valve Shims - 5 pack 29.748180

    PROX

    $10.95
    Valve shim wear directly impacts your engine's valve clearance, compression, and overall performance consistency. These PROX shims deliver precision-machined durability at a fraction of OEM...
    09260882
    SKU:
    09260882
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    1.80 MM
    RIDING STYLE:
    OFF-ROAD
    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 Shims - 5 pack 29.748185

    PROX Valve Shims - 5 pack 29.748185

    PROX

    $10.95
    Valve shim wear accelerates with aggressive engine tuning and high-RPM operation, leading to loss of valve clearance and potential engine damage. PROX Valve Shims deliver precision-engineered...
    09260883
    SKU:
    09260883
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    1.85 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    OUTSIDE DIAMETER METRIC:
    7.48 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 Shims - 5 pack 29.748190

    PROX Valve Shims - 5 pack 29.748190

    PROX

    $10.95
    Valve shim wear directly impacts your engine's valve clearance stability, affecting both performance and longevity. PROX Valve Shims deliver precision-machined replacements that restore factory...
    09260884
    SKU:
    09260884
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    VALVE SHIM THICKNESS METRIC:
    1.90 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PROX Valve Shims - 5 pack 29.748195

    PROX Valve Shims - 5 pack 29.748195

    PROX

    $10.95
    Valve shim wear is one of the most overlooked maintenance issues in high-performance engines, yet it directly impacts valve timing accuracy and overall engine efficiency. These PROX shims are...
    09260885
    SKU:
    09260885
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    1.95 MM
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    $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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