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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 DRC65

    EBC Clutch Kit DRC65

    EBC

    $123.26
    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...
    11311882
    SKU:
    11311882
    Availability:
    Ships Same Business Day
    Weight:
    2.02 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    FRICTION PLATE SET
    $123.26
    Qty in Cart: 0
    Quantity:
    Price:
    $123.26
    Subtotal:
  • EBC Clutch Kit DRCF45

    EBC Clutch Kit DRCF45

    EBC

    $156.12
    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...
    11311954
    SKU:
    11311954
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $156.12
    Qty in Cart: 0
    Quantity:
    Price:
    $156.12
    Subtotal:
  • EBC Clutch Kit DRCF49

    EBC Clutch Kit DRCF49

    EBC

    $76.95
    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...
    11311956
    SKU:
    11311956
    Availability:
    Ships Same Business Day
    Weight:
    0.67 LBS
    TYPE:
    FRICTION PLATE SET
    UNITS:
    KIT
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    $76.95
    Qty in Cart: 0
    Quantity:
    Price:
    $76.95
    Subtotal:
  • EBC Clutch Kit DRCF79

    EBC Clutch Kit DRCF79

    EBC

    $265.47
    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...
    11311960
    SKU:
    11311960
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CLUTCH KIT
    TYPE:
    FRICTION PLATE SET
    $265.47
    Qty in Cart: 0
    Quantity:
    Price:
    $265.47
    Subtotal:
  • EBC Clutch Kit DRC45

    EBC Clutch Kit DRC45

    EBC

    $111.94
    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...
    DRC45
    SKU:
    DRC45
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    FRICTION PLATE SET
    $111.94
    Qty in Cart: 0
    Quantity:
    Price:
    $111.94
    Subtotal:
  • EBC Clutch Kit DRC98

    EBC Clutch Kit DRC98

    EBC

    $82.78
    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...
    DRC98
    SKU:
    DRC98
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    FRICTION PLATE SET
    $82.78
    Qty in Cart: 0
    Quantity:
    Price:
    $82.78
    Subtotal:
  • EBC Clutch Kit DRC277

    EBC Clutch Kit DRC277

    EBC

    $155.88
    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...
    11312983
    SKU:
    11312983
    Availability:
    Ships Same Business Day
    Weight:
    1.40 LBS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    FRICTION PLATE SET
    $155.88
    Qty in Cart: 0
    Quantity:
    Price:
    $155.88
    Subtotal:
  • EBC Clutch Kit DRC91

    EBC Clutch Kit DRC91

    EBC

    $73.20
    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...
    DRC91
    SKU:
    DRC91
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    TYPE:
    FRICTION PLATE SET
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $73.20
    Qty in Cart: 0
    Quantity:
    Price:
    $73.20
    Subtotal:
  • SUPERSPROX Edge Rear Sprocket Insert - Gold RACD130442GLD

    SUPERSPROX Edge Rear Sprocket Insert - Gold RACD130442GLD

    SUPERSPROX

    $10.95
    Upgrade over traditional stamped steel sprockets with modern styling
    12102331
    SKU:
    12102331
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    COLOR/FINISH:
    GOLD
    PRODUCT NAME:
    INSERT
    TYPE:
    EDGE REAR
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • SUPERSPROX Edge Rear Sprocket Insert - Gold RACD130443GLD

    SUPERSPROX Edge Rear Sprocket Insert - Gold RACD130443GLD

    SUPERSPROX

    $10.95
    Upgrade over traditional stamped steel sprockets with modern styling
    12102332
    SKU:
    12102332
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    GOLD
    TYPE:
    EDGE REAR
    UNITS:
    EACH
    PRODUCT NAME:
    INSERT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • SUPERSPROX Edge Rear Sprocket Insert - Gold RACD48043GLD

    SUPERSPROX Edge Rear Sprocket Insert - Gold RACD48043GLD

    SUPERSPROX

    $10.95
    Upgrade over traditional stamped steel sprockets with modern styling
    12102355
    SKU:
    12102355
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    TYPE:
    EDGE REAR
    COLOR/FINISH:
    GOLD
    PRODUCT NAME:
    INSERT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • SUPERSPROX Edge Rear Sprocket Insert - Blue RACD48045BLU

    SUPERSPROX Edge Rear Sprocket Insert - Blue RACD48045BLU

    SUPERSPROX

    $10.95
    Upgrade over traditional stamped steel sprockets with modern styling
    12102356
    SKU:
    12102356
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    BLUE
    PRODUCT NAME:
    INSERT
    TYPE:
    EDGE REAR
    UNITS:
    EACH
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • SUPERSPROX Edge Rear Sprocket Insert - Green RACD48641GRN

    SUPERSPROX Edge Rear Sprocket Insert - Green RACD48641GRN

    SUPERSPROX

    $10.95
    Upgrade over traditional stamped steel sprockets with modern styling
    12102359
    SKU:
    12102359
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    TYPE:
    EDGE REAR
    UNITS:
    EACH
    COLOR/FINISH:
    GREEN
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    INSERT
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • SUPERSPROX Edge Rear Sprocket Insert - Gold RACD48642GLD

    SUPERSPROX Edge Rear Sprocket Insert - Gold RACD48642GLD

    SUPERSPROX

    $10.95
    Upgrade over traditional stamped steel sprockets with modern styling
    12102360
    SKU:
    12102360
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    UNITS:
    EACH
    COLOR/FINISH:
    GOLD
    PRODUCT NAME:
    INSERT
    TYPE:
    EDGE REAR
    RIDING STYLE:
    STREET
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-430-14-1

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-430-14-1

    SUPERSPROX

    $24.95
    Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...
    12121371
    SKU:
    12121371
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    14
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 13-Tooth CST-432-13-1

    SUPERSPROX Countershaft Sprocket - 13-Tooth CST-432-13-1

    SUPERSPROX

    $24.95
    Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...
    12121372
    SKU:
    12121372
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    TOOTH COUNT:
    13
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-432-14-1

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-432-14-1

    SUPERSPROX

    $24.95
    Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...
    12121373
    SKU:
    12121373
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    STEEL
    TOOTH COUNT:
    14
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1322-14-2

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1322-14-2

    SUPERSPROX

    $24.95
    Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...
    12121322
    SKU:
    12121322
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    CHAIN SIZE:
    520
    TOOTH COUNT:
    14
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1370-16-2

    SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1370-16-2

    SUPERSPROX

    $34.95
    Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...
    12121327
    SKU:
    12121327
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    CHAIN SIZE:
    525
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $34.95
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1442-14-1

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1442-14-1

    SUPERSPROX

    $24.95
    Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...
    12121330
    SKU:
    12121330
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    CHAIN SIZE:
    520
    MATERIAL:
    STEEL
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    14
    $24.95
    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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