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Dirt Bike Drivetrain

Dirt Bike Drivetrain

Dirt Bike Drivetrain

Dirt Bike Drivetrain Parts at JJ Motorsports

Enhance your dirt bike’s power transfer with premium drivetrain parts from JJ Motorsports. Find heavy-duty chains, front and rear sprockets, and clutch components designed to withstand intense riding demands. Combine these with other motocross gear and parts to maximize acceleration and ride efficiency on the track or trail.

Shop trusted brands like JT Chains for sealed chains and Renthal for ultralight sprockets. Explore related categories such as Dirt Bike Engine Parts for power upgrades or Dirt Bike Exhaust for complete tuning.

Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • EBC Clutch Kit CK2235

    EBC Clutch Kit CK2235

    EBC

    $65.71
    If your clutch is slipping under acceleration or showing signs of wear, the EBC Clutch Kit CK2235 delivers the durability and heat resistance you need for consistent performance across street, sport, and touring applications. The aluminum-impregnated...
    CK2235
    SKU:
    CK2235
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MODEL:
    CK SERIES
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    FRICTION PLATE SET
    UNITS:
    SET
    PRODUCT NAME:
    CLUTCH KIT
    $65.71
    Qty in Cart: 0
    Quantity:
    Price:
    $65.71
    Subtotal:
  • EBC Clutch Kit CK1293

    EBC Clutch Kit CK1293

    EBC

    $91.15
    If your clutch is slipping under acceleration or showing signs of glazing, the EBC Clutch Kit CK1293 delivers the friction and heat resistance needed to restore positive engagement and extend service life. Built with cork material reinforced by aluminum...
    CK1293
    SKU:
    CK1293
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MODEL:
    CK SERIES
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    FRICTION PLATE SET
    UNITS:
    SET
    $91.15
    Qty in Cart: 0
    Quantity:
    Price:
    $91.15
    Subtotal:
  • EBC Clutch Kit CK1247

    EBC Clutch Kit CK1247

    EBC

    $106.03
    If your clutch is slipping under load or showing signs of glazing, the EBC Clutch Kit CK1247 delivers the friction and durability you need for consistent street and sport riding. The aluminum-particle-impregnated cork material resists heat buildup and...
    CK1247
    SKU:
    CK1247
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    TYPE:
    FRICTION PLATE SET
    UNITS:
    SET
    MODEL:
    CK SERIES
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    $106.03
    Qty in Cart: 0
    Quantity:
    Price:
    $106.03
    Subtotal:
  • EBC Clutch Kit CK1222

    EBC Clutch Kit CK1222

    EBC

    $75.76
    Your clutch is the critical link between engine power and road grip—and OEM friction plates wear out predictably under regular use. The EBC Clutch Kit CK1222 delivers extended wear life and superior heat dissipation through aluminum-impregnated cork...
    CK1222
    SKU:
    CK1222
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    UNITS:
    SET
    TYPE:
    FRICTION PLATE SET
    MODEL:
    CK SERIES
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $75.76
    Subtotal:
  • EBC Clutch Kit CK1170

    EBC Clutch Kit CK1170

    EBC

    $86.37
    If your clutch is slipping under load or showing signs of wear, the EBC Clutch Kit CK1170 restores reliable power transfer and eliminates the guesswork of piecemeal replacements. The cork-aluminum friction material is engineered for longevity, resisting...
    CK1170
    SKU:
    CK1170
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    SET
    Qty in Cart: 0
    Quantity:
    Price:
    $86.37
    Subtotal:
  • EBC Clutch Kit CK1154

    EBC Clutch Kit CK1154

    EBC

    $73.84
    If you're experiencing clutch slippage, inconsistent engagement, or just routine wear on your street or sport bike, the EBC Clutch Kit CK1154 delivers the reliable friction and heat resistance you need to keep your power transfer clean and predictable...
    CK1154
    SKU:
    CK1154
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    UTV
    MODEL:
    CK SERIES
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    FRICTION PLATE SET
    UNITS:
    SET
    $73.84
    Qty in Cart: 0
    Quantity:
    Price:
    $73.84
    Subtotal:
  • EBC Clutch Kit CK1148

    EBC Clutch Kit CK1148

    EBC

    $19.48
    If your clutch is slipping under load or showing signs of wear, the EBC Clutch Kit CK1148 delivers reliable friction material designed to handle street, sport, and touring applications without compromise. The cork-based construction with aluminum...
    CK1148
    SKU:
    CK1148
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    UTV
    TYPE:
    FRICTION PLATE SET
    UNITS:
    SET
    MODEL:
    CK SERIES
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    $19.48
    Qty in Cart: 0
    Quantity:
    Price:
    $19.48
    Subtotal:
  • EBC Clutch Kit CK1131

    EBC Clutch Kit CK1131

    EBC

    $82.89
    The EBC Clutch Kit CK1131 delivers reliable friction plate performance for riders who demand consistent engagement across street, sport, and touring applications. Its cork-based material with aluminum particle impregnation resists heat buildup and...
    CK1131
    SKU:
    CK1131
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    UNITS:
    SET
    MODEL:
    CK SERIES
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    FRICTION PLATE SET
    $82.89
    Qty in Cart: 0
    Quantity:
    Price:
    $82.89
    Subtotal:
  • Sunstar 15-Tooth Counter Shaft Sprocket for 2002-2022 Honda CRF450R 34715

    Sunstar 15-Tooth Counter Shaft Sprocket for 2002-2022 Honda CRF450R 34715

    SUNSTAR SPROCKETS

    $29.95
    A worn or damaged counter shaft sprocket robs you of efficient power transfer and accelerates chain wear—costing you performance and money in the long run. The Sunstar 15-tooth counter shaft sprocket delivers the durability and precision your CRF450R...
    34715
    SKU:
    34715
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN SIZE:
    520
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    15
    COLOR/FINISH:
    BLACK
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • BARNETT Clutch Friction Plate 301-35-10010

    BARNETT Clutch Friction Plate 301-35-10010

    BARNETT

    $18.77
    A worn or slipping clutch costs you power transfer and reliability—especially under high-load conditions. BARNETT's Series K aramid friction plates deliver consistent bite and durability for demanding track and street applications. Replace individual...
    2012102
    SKU:
    2012102
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    FRICTION PLATE MATERIAL:
    ARAMID FIBER
    PRODUCT NAME:
    FRICTION PLATE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    RIDING STYLE:
    STREET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    $18.77
    Qty in Cart: 0
    Quantity:
    Price:
    $18.77
    Subtotal:
  • ACERBIS Chain Guide Replacement Insert 2.0 - Suzuki - Black 2411000001

    ACERBIS Chain Guide Replacement Insert 2.0 - Suzuki - Black 2411000001

    ACERBIS

    $25.95
    Chain wear and impact damage compromise both performance and longevity on demanding Suzuki builds. The ACERBIS Chain Guide Replacement Insert 2.0 absorbs shock and resists abrasive chain contact, protecting your sprockets and extending drivetrain life...
    12310715
    SKU:
    12310715
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    CHAIN GUIDE
    COLOR/FINISH:
    BLACK
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    INSERT
    Qty in Cart: 0
    Quantity:
    Price:
    $25.95
    Subtotal:
  • ACERBIS Complete Chain Guide Block - Kawasaki - Black 2410970001

    ACERBIS Complete Chain Guide Block - Kawasaki - Black 2410970001

    ACERBIS

    $87.95
    A worn or damaged chain guide block forces you to choose between running a sloppy drivetrain or replacing the entire assembly. The ACERBIS Complete Chain Guide Block solves this with a two-piece design that installs without removing your chain, keeping...
    12310713
    SKU:
    12310713
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    BLOCK
    UNITS:
    EACH
    $87.95
    Qty in Cart: 0
    Quantity:
    Price:
    $87.95
    Subtotal:
  • ACERBIS Chain Guide Replacement Insert 2.0 - Honda/Kawasaki/Yamaha - Blue 2411010003

    ACERBIS Chain Guide Replacement Insert 2.0 - Honda/Kawasaki/Yamaha - Blue 2411010003

    ACERBIS

    $19.95
    A worn chain guide insert accelerates sprocket wear and increases drivetrain noise—compromising both performance and longevity. The ACERBIS 2.0 replacement insert absorbs chain impact and friction more effectively than OEM designs, reducing maintenance...
    12310709
    SKU:
    12310709
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLUE
    TYPE:
    INSERT
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • ACERBIS Chain Guide Replacement Insert 2.0 - Honda/Kawasaki/Yamaha - Black 2411010001

    ACERBIS Chain Guide Replacement Insert 2.0 - Honda/Kawasaki/Yamaha - Black 2411010001

    ACERBIS

    $25.95
    A worn or damaged chain guide insert accelerates wear on your sprockets and chain while increasing the risk of derailment—particularly critical on high-RPM or off-road applications where shock loads are constant. The ACERBIS Chain Guide Replacement...
    12310708
    SKU:
    12310708
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    INSERT
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    $25.95
    Qty in Cart: 0
    Quantity:
    Price:
    $25.95
    Subtotal:
  • UFO Chain Slider - KTM 125-525 SX/SXF - Black KT04065-001

    UFO Chain Slider - KTM 125-525 SX/SXF - Black KT04065-001

    UFO

    $19.95
    Chain slap against your swingarm accelerates wear on both components and risks catastrophic damage during aggressive riding. The UFO Chain Slider mounts directly to your swingarm, absorbing impact and friction that would otherwise degrade your frame's...
    12310689
    SKU:
    12310689
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN SLIDER
    TYPE:
    SWINGARM
    MATERIAL:
    PLASTIC
    RIDING STYLE:
    OFF-ROAD
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • ACERBIS Chain Guide - Honda CR125R/250R CRF250R CRF250X CRF450R CRF450X - Black 2042450001

    ACERBIS Chain Guide - Honda CR125R/250R CRF250R CRF250X CRF450R CRF450X - Black 2042450001

    ACERBIS

    $32.95
    A worn or damaged chain guide compromises power delivery and risks catastrophic chain failure mid-ride. The ACERBIS Chain Guide is a direct replacement engineered to maintain precise chain alignment, reduce noise, and extend drivetrain lifespan on...
    12310207
    SKU:
    12310207
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    UNITS:
    EACH
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • ACERBIS Chain Slider - Kawasaki KX250F/KX450F - Black 2141800001 ACERBIS Chain Slider - Kawasaki KX250F/KX450F - Black 2141800001

    ACERBIS Chain Slider - Kawasaki KX250F/KX450F - Black 2141800001

    ACERBIS

    $32.95
    Chain slap against your swingarm leads to premature wear, noise, and potential damage to both components—exactly what you don't need mid-race or on the trail. The ACERBIS Chain Slider is engineered as a direct replacement for your Kawasaki KX, providing...
    12310206
    SKU:
    12310206
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    COLOR/FINISH:
    BLACK
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • ACERBIS Chain Guide - Kawasaki KX250F/450F - Black 2141790001 ACERBIS Chain Guide - Kawasaki KX250F/450F - Black 2141790001

    ACERBIS Chain Guide - Kawasaki KX250F/450F - Black 2141790001

    ACERBIS

    $32.95
    A worn or damaged chain guide compromises both drivetrain efficiency and component longevity on your KX250F or KX450F. The ACERBIS Chain Guide is engineered as a direct replacement to restore precise chain alignment, reduce lateral wear on your...
    12310205
    SKU:
    12310205
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN GUIDE
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • ACERBIS Chain Guide - KTM SX/SX-F XC EXC/XCW - Black 2125640001 ACERBIS Chain Guide - KTM SX/SX-F XC EXC/XCW - Black 2125640001

    ACERBIS Chain Guide - KTM SX/SX-F XC EXC/XCW - Black 2125640001

    ACERBIS

    $32.95
    A worn or damaged chain guide compromises both drivetrain efficiency and component longevity on high-performance off-road machines. The ACERBIS Chain Guide delivers OEM-equivalent protection with direct bolt-on fitment, eliminating lateral chain movement...
    12310204
    SKU:
    12310204
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN GUIDE
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • UFO Chain Guide - Yamaha YZ250F/400F/426F/450F - Black YA03871-001

    UFO Chain Guide - Yamaha YZ250F/400F/426F/450F - Black YA03871-001

    UFO

    $24.95
    A worn or damaged chain guide compromises power delivery and risks catastrophic chain failure mid-ride. The UFO Chain Guide for Yamaha YZ250F/400F/426F/450F replaces your OEM component with durable polyurethane construction designed to withstand the...
    12310203
    SKU:
    12310203
    Availability:
    Ships Same Business Day
    Weight:
    0.36 LBS
    MATERIAL:
    POLYURETHANE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN GUIDE
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    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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