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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
  • JT SPROCKETS Countershaft Sprocket - 14 Tooth JTF1901.14SC

    JT SPROCKETS Countershaft Sprocket - 14 Tooth JTF1901.14SC

    JT SPROCKETS

    $17.00
    Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...
    12120514
    SKU:
    12120514
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    NATURAL
    TOOTH COUNT:
    14
    $17.00
    Qty in Cart: 0
    Quantity:
    Price:
    $17.00
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 40-Tooth JTR499.40

    JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 40-Tooth JTR499.40

    JT SPROCKETS

    $34.13
    Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...
    JTR49940
    SKU:
    JTR49940
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    CHAIN SIZE:
    530
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    TOOTH COUNT:
    40
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    $34.13
    Qty in Cart: 0
    Quantity:
    Price:
    $34.13
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1902.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1902.14

    JT SPROCKETS

    $16.18
    Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...
    JTF190214
    SKU:
    JTF190214
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MATERIAL:
    STEEL
    MODEL:
    KTM
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    14
    CHAIN SIZE:
    520
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $16.18
    Qty in Cart: 0
    Quantity:
    Price:
    $16.18
    Subtotal:
  • JT SPROCKETS Rear Sprocket - 51-Tooth - Honda JTR210.51SC

    JT SPROCKETS Rear Sprocket - 51-Tooth - Honda JTR210.51SC

    JT SPROCKETS

    $32.98
    Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...
    12102438
    SKU:
    12102438
    Availability:
    Ships Same Business Day
    Weight:
    1.65 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    51
    $32.98
    Qty in Cart: 0
    Quantity:
    Price:
    $32.98
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1565.14SC

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1565.14SC

    JT SPROCKETS

    $14.73
    Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...
    12120511
    SKU:
    12120511
    Availability:
    Ships Same Business Day
    Weight:
    0.23 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    14
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MODEL:
    KAWASAKI
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    $14.73
    Qty in Cart: 0
    Quantity:
    Price:
    $14.73
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1310.15SC

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1310.15SC

    JT SPROCKETS

    $9.60
    Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...
    12120664
    SKU:
    12120664
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    CHAIN SIZE:
    420
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    15
    COLOR/FINISH:
    NATURAL
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    $9.60
    Qty in Cart: 0
    Quantity:
    Price:
    $9.60
    Subtotal:
  • EBC Clutch Kit DRC63

    EBC Clutch Kit DRC63

    EBC

    $121.95
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11310592
    SKU:
    11310592
    Availability:
    Ships Same Business Day
    Weight:
    1.63 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    FRICTION PLATE SET
    $121.95
    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
  • EBC Clutch Kit DRC87

    EBC Clutch Kit DRC87

    EBC

    $196.44
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11310594
    SKU:
    11310594
    Availability:
    Ships Same Business Day
    Weight:
    2.61 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    FRICTION PLATE SET
    $196.44
    Qty in Cart: 0
    Quantity:
    Price:
    $196.44
    Subtotal:
  • EBC Clutch Kit DRC130

    EBC Clutch Kit DRC130

    EBC

    $154.08
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11310598
    SKU:
    11310598
    Availability:
    Ships Same Business Day
    Weight:
    1.66 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $154.08
    Qty in Cart: 0
    Quantity:
    Price:
    $154.08
    Subtotal:
  • EBC Clutch Kit DRC123

    EBC Clutch Kit DRC123

    EBC

    $186.02
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11310205
    SKU:
    11310205
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $186.02
    Qty in Cart: 0
    Quantity:
    Price:
    $186.02
    Subtotal:
  • EBC Clutch Kit DRC275

    EBC Clutch Kit DRC275

    EBC

    $359.94
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11312981
    SKU:
    11312981
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    FRICTION PLATE SET
    $359.94
    Qty in Cart: 0
    Quantity:
    Price:
    $359.94
    Subtotal:
  • EBC Clutch Kit DRC288

    EBC Clutch Kit DRC288

    EBC

    $169.50
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11312992
    SKU:
    11312992
    Availability:
    Ships Same Business Day
    Weight:
    1.55 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $169.50
    Qty in Cart: 0
    Quantity:
    Price:
    $169.50
    Subtotal:
  • EBC Clutch Kit DRCF288

    EBC Clutch Kit DRCF288

    EBC

    $164.95
    Heavy-duty clutch kit designed for hard use and race applications, Features carbon-fiber lined clutch friction plates, a full set of steel plates and heavy-duty clutch springs, Ideal for use in 4-stroke, high-torque engine applications; great upgrade for...
    11312994
    SKU:
    11312994
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $164.95
    Qty in Cart: 0
    Quantity:
    Price:
    $164.95
    Subtotal:
  • EBC Clutch Kit DRCF277

    EBC Clutch Kit DRCF277

    EBC

    $199.76
    Heavy-duty clutch kit designed for hard use and race applications, Features carbon-fiber lined clutch friction plates, a full set of steel plates and heavy-duty clutch springs, Ideal for use in 4-stroke, high-torque engine applications; great upgrade for...
    11312998
    SKU:
    11312998
    Availability:
    Ships Same Business Day
    Weight:
    1.35 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $199.76
    Qty in Cart: 0
    Quantity:
    Price:
    $199.76
    Subtotal:
  • EBC Clutch Kit DRC144

    EBC Clutch Kit DRC144

    EBC

    $112.95
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11311297
    SKU:
    11311297
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    TYPE:
    FRICTION PLATE SET
    $112.95
    Qty in Cart: 0
    Quantity:
    Price:
    $112.95
    Subtotal:
  • EBC Clutch Kit DRC145

    EBC Clutch Kit DRC145

    EBC

    $165.33
    Anti-swell, alloy-impregnated heavy-duty cork-based facings for smooth clutch take-up, Allow modulation, unlike paper clutches that tend to snatch, Complete engine set of friction plates, HD springs and steel separator plates prevent premature driven...
    11311298
    SKU:
    11311298
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    FRICTION PLATE SET
    $165.33
    Qty in Cart: 0
    Quantity:
    Price:
    $165.33
    Subtotal:
  • EBC Clutch Kit DRCF261

    EBC Clutch Kit DRCF261

    EBC

    $241.72
    Heavy-duty clutch kit designed for hard use and race applications, Features carbon-fiber lined clutch friction plates, a full set of steel plates and heavy-duty clutch springs, Ideal for use in 4-stroke, high-torque engine applications; great upgrade for...
    11312412
    SKU:
    11312412
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    TYPE:
    FRICTION PLATE SET
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CLUTCH KIT
    $241.72
    Qty in Cart: 0
    Quantity:
    Price:
    $241.72
    Subtotal:
  • EBC Clutch Kit CK5642

    EBC Clutch Kit CK5642

    EBC

    $90.49
    Cork-based clutch material impregnated with aluminum particles to increase wear life and heat resistance, Highly compressed construction avoids swell and clutch drag, Ideal for general-purpose street/sport/touring bikes, Kit includes complete engine set...
    11312381
    SKU:
    11312381
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    SET
    MODEL:
    CK SERIES
    RIDING STYLE:
    OFF-ROAD
    $90.49
    Qty in Cart: 0
    Quantity:
    Price:
    $90.49
    Subtotal:
  • EBC Clutch Kit CK1314

    EBC Clutch Kit CK1314

    EBC

    $84.34
    Cork-based clutch material impregnated with aluminum particles to increase wear life and heat resistance, Highly compressed construction avoids swell and clutch drag, Ideal for general-purpose street/sport/touring bikes, Kit includes complete engine set...
    11312602
    SKU:
    11312602
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    MODEL:
    CK SERIES
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    FRICTION PLATE SET
    UNITS:
    SET
    PRODUCT NAME:
    CLUTCH KIT
    $84.34
    Qty in Cart: 0
    Quantity:
    Price:
    $84.34
    Subtotal:
  • EBC Clutch Spring Kit CSK188

    EBC Clutch Spring Kit CSK188

    EBC

    $12.98
    It is recommended you replace springs when changing clutch plates, EBC springs are 10% stiffer than stock, Sold in engine sets
    11312673
    SKU:
    11312673
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    RIDING STYLE:
    STREET
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SPRING KIT
    MODEL:
    CSK SERIES
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    $12.98
    Qty in Cart: 0
    Quantity:
    Price:
    $12.98
    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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