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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
  • MOOSE RACING Front Sprocket - 16 Tooth - Honda 26-11A1-16CRMO

    MOOSE RACING Front Sprocket - 16 Tooth - Honda 26-11A1-16CRMO

    MOOSE RACING

    $22.95
    Front Sprocket - 16 Tooth - 26-11A1-16CRMO Constructed from high tensile strength chromoly steel for exceptional durability. Designed to minimize deformation, ensuring longevity and reliability. Inner splines are precisely broached for...
    12122119
    SKU:
    12122119
    Availability:
    Ships Same Business Day
    Weight:
    0.54 LBS
    $22.95
    Qty in Cart: 0
    Quantity:
    Price:
    $22.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 13 Tooth - Honda 26-11A8-13CRMO

    MOOSE RACING Front Sprocket - 13 Tooth - Honda 26-11A8-13CRMO

    MOOSE RACING

    $21.95
    Front Sprocket - 13 Tooth - 26-11A8-13CRMO Constructed from high tensile strength chromoly steel for exceptional durability. Impact and wear resistant design to minimize deformation during use. Inner splines are broached for optimal...
    12122120
    SKU:
    12122120
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    $21.95
    Qty in Cart: 0
    Quantity:
    Price:
    $21.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 14 Tooth - Honda 26-11A8-14CRMO

    MOOSE RACING Front Sprocket - 14 Tooth - Honda 26-11A8-14CRMO

    MOOSE RACING

    $21.95
    Front Sprocket - 14 Tooth - 26-11A8-14CRMO Precision machined from high tensile strength chromoly steel for exceptional durability. Impact and wear resistant design minimizes deformation during use. Inner splines are broached for optimal...
    12122121
    SKU:
    12122121
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $21.95
    Qty in Cart: 0
    Quantity:
    Price:
    $21.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 12 Tooth - Yamaha/Kawasaki 26-2112-12CRMO

    MOOSE RACING Front Sprocket - 12 Tooth - Yamaha/Kawasaki 26-2112-12CRMO

    MOOSE RACING

    $18.95
    Front Sprocket - 12 Tooth - Yamaha/Kawasaki Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces...
    12122122
    SKU:
    12122122
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    $18.95
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 13 Tooth - Yamaha/Kawasaki 26-2112-13CRMO

    MOOSE RACING Front Sprocket - 13 Tooth - Yamaha/Kawasaki 26-2112-13CRMO

    MOOSE RACING

    $18.95
    Front Sprocket - 13 Tooth - Yamaha/Kawasaki Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces...
    12122123
    SKU:
    12122123
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $18.95
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 14 Tooth - Yamaha/Kawasaki 26-2112-14CRMO

    MOOSE RACING Front Sprocket - 14 Tooth - Yamaha/Kawasaki 26-2112-14CRMO

    MOOSE RACING

    $19.95
    Front Sprocket - 14 Tooth - 26-2112-14CRMO Constructed from high tensile strength chromoly steel for enhanced durability. Impact and wear resistant to ensure long-lasting performance. Inner splines are broached for optimal...
    12122124
    SKU:
    12122124
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 15 Tooth - Yamaha/Kawasaki 26-2112-15CRMO

    MOOSE RACING Front Sprocket - 15 Tooth - Yamaha/Kawasaki 26-2112-15CRMO

    MOOSE RACING

    $19.95
    Front Sprocket - 15 Tooth - 26-2112-15CRMO Constructed from high tensile strength chromoly steel for enhanced durability. Designed with inner splines broached for optimal spline-to-countershaft contact. Heat-treated for maximum performance...
    12122125
    SKU:
    12122125
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 13 Tooth - KLX 110 26-2114-13CRMO

    MOOSE RACING Front Sprocket - 13 Tooth - KLX 110 26-2114-13CRMO

    MOOSE RACING

    $15.95
    Front Sprocket - 13 Tooth - KLX 110 Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over...
    12122126
    SKU:
    12122126
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 15 Tooth - KLX 110 L 26-2114-15CRMO

    MOOSE RACING Front Sprocket - 15 Tooth - KLX 110 L 26-2114-15CRMO

    MOOSE RACING

    $16.95
    Front Sprocket - 15 Tooth - KLX 110 L Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over...
    12122128
    SKU:
    12122128
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 16 Tooth - KLX 110 L 26-2114-16CRMO

    MOOSE RACING Front Sprocket - 16 Tooth - KLX 110 L 26-2114-16CRMO

    MOOSE RACING

    $16.95
    Front Sprocket - 16 Tooth - KLX 110 L Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over...
    12122129
    SKU:
    12122129
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 12 Tooth - Kawasaki/Yamaha 26-2117-12CRMO

    MOOSE RACING Front Sprocket - 12 Tooth - Kawasaki/Yamaha 26-2117-12CRMO

    MOOSE RACING

    $18.95
    Front Sprocket - 12 Tooth - Kawasaki/Yamaha Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces...
    12122130
    SKU:
    12122130
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $18.95
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 13 Tooth - KX 125 26-2117-13CRMO

    MOOSE RACING Front Sprocket - 13 Tooth - KX 125 26-2117-13CRMO

    MOOSE RACING

    $18.95
    Front Sprocket - 13 Tooth - KX 125 Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over the...
    12122131
    SKU:
    12122131
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    $18.95
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 14 Tooth - KX 125 26-2117-14CRMO

    MOOSE RACING Front Sprocket - 14 Tooth - KX 125 26-2117-14CRMO

    MOOSE RACING

    $19.95
    Front Sprocket - 14 Tooth - KX 125 Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over the...
    12122132
    SKU:
    12122132
    Availability:
    Ships Same Business Day
    Weight:
    0.37 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 15 Tooth - KX 125 26-2117-15CRMO

    MOOSE RACING Front Sprocket - 15 Tooth - KX 125 26-2117-15CRMO

    MOOSE RACING

    $19.95
    Front Sprocket - 15 Tooth - KX 125 Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over the...
    12122133
    SKU:
    12122133
    Availability:
    Ships Same Business Day
    Weight:
    0.44 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 13 Tooth - KX 250/500 26-2118-13CRMO

    MOOSE RACING Front Sprocket - 13 Tooth - KX 250/500 26-2118-13CRMO

    MOOSE RACING

    $22.95
    Front Sprocket - 13 Tooth - KX 250/500 Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over...
    12122134
    SKU:
    12122134
    Availability:
    Ships Same Business Day
    Weight:
    0.33 LBS
    $22.95
    Qty in Cart: 0
    Quantity:
    Price:
    $22.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 14 Tooth - KX 250/500 26-2118-14CRMO

    MOOSE RACING Front Sprocket - 14 Tooth - KX 250/500 26-2118-14CRMO

    MOOSE RACING

    $22.95
    Front Sprocket - 14 Tooth - KX 250/500 Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over...
    12122135
    SKU:
    12122135
    Availability:
    Ships Same Business Day
    Weight:
    0.37 LBS
    $22.95
    Qty in Cart: 0
    Quantity:
    Price:
    $22.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 13 Tooth - KLX 140 L 26-2120-13CRMO

    MOOSE RACING Front Sprocket - 13 Tooth - KLX 140 L 26-2120-13CRMO

    MOOSE RACING

    $16.95
    Front Sprocket - 13 Tooth - KLX 140 L Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over...
    12122137
    SKU:
    12122137
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 14 Tooth - KLX 140 G 26-2120-14CRMO

    MOOSE RACING Front Sprocket - 14 Tooth - KLX 140 G 26-2120-14CRMO

    MOOSE RACING

    $16.95
    Front Sprocket - 14 Tooth - KLX 140 G Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over...
    12122138
    SKU:
    12122138
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 12 Tooth - KLX 250S/300R 26-2130-12CRMO

    MOOSE RACING Front Sprocket - 12 Tooth - KLX 250S/300R 26-2130-12CRMO

    MOOSE RACING

    $21.95
    Front Sprocket - 12 Tooth - KLX 250S/300R Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces...
    12122139
    SKU:
    12122139
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $21.95
    Qty in Cart: 0
    Quantity:
    Price:
    $21.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 13 Tooth - KLX 250S/300R 26-2130-13CRMO

    MOOSE RACING Front Sprocket - 13 Tooth - KLX 250S/300R 26-2130-13CRMO

    MOOSE RACING

    $21.95
    Front Sprocket - 13 Tooth - KLX 250S/300R Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation, Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces...
    12122140
    SKU:
    12122140
    Availability:
    Ships Same Business Day
    Weight:
    0.33 LBS
    $21.95
    Qty in Cart: 0
    Quantity:
    Price:
    $21.95
    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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