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
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JT SPROCKETS Countershaft Sprocket - 13 Tooth - Kawasaki JTF1565.13
JT SPROCKETS
$11.65Countershaft Sprocket - 13 Tooth - Kawasaki JTF1565.13 Precision-engineered for optimal performance and durability. Constructed from high-quality SCM420 chromoly steel alloy. 13-tooth design enhances acceleration and throttle response. ...12121949- SKU:
- 12121949
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$11.65 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Gas Gas/Yamaha JTF1590.13
JT SPROCKETS
$12.15Countershaft Sprocket - 13 Tooth - Gas Gas/Yamaha Manufactured using SCM420 chromoly steel alloy12121951- SKU:
- 12121951
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$12.15 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Yamaha JTF1590.14
JT SPROCKETS
$12.15Countershaft Sprocket - 14 Tooth - Yamaha JTF1590.14 Precision-engineered for optimal performance and durability. Constructed from high-quality SCM420 chromoly steel alloy. 14-tooth design enhances acceleration and throttle response. ...12121952- SKU:
- 12121952
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$12.15 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth JTF1901.13
JT SPROCKETS
$12.75Countershaft Sprocket - 13 Tooth - JTF1901.13 Precision-engineered for optimal performance and durability. Manufactured from high-quality SCM420 chromoly steel alloy. Designed for enhanced power transfer and acceleration. Lightweight...12121954- SKU:
- 12121954
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$12.75 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Husqvarna/KTM JTF1905.13
JT SPROCKETS
$10.03Countershaft Sprocket - 13 Tooth - Husqvarna/KTM Manufactured using SCM420 chromoly steel alloy12121956- SKU:
- 12121956
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$10.03 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - KTM/Husqvarna JTF1905.14
JT SPROCKETS
$10.03Countershaft Sprocket - 14 Tooth - KTM/Husqvarna Manufactured using SCM420 chromoly steel alloy12121957- SKU:
- 12121957
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$10.03Qty in Cart: 0Quantity:Price:$10.03Subtotal: -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - CR125R JTF266.13
JT SPROCKETS
$13.15Countershaft Sprocket - 13 Tooth - CR125R Manufactured using SCM420 chromoly steel alloy12121958- SKU:
- 12121958
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$13.15Qty in Cart: 0Quantity:Price:$13.15Subtotal: -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - KLX150 JTF273.13
JT SPROCKETS
$7.20Countershaft Sprocket - 13 Tooth - KLX150 Manufactured using SCM420 chromoly steel alloy12121961- SKU:
- 12121961
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$7.20 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - XR/CRF100 JTF274.13
JT SPROCKETS
$7.20Countershaft Sprocket - 13 Tooth - XR/CRF100 Manufactured using SCM420 chromoly steel alloy12121962- SKU:
- 12121962
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$7.20Qty in Cart: 0Quantity:Price:$7.20Subtotal: -
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Honda JTF281.16
JT SPROCKETS
$14.03Countershaft Sprocket - 16 Tooth - Honda JTF281.16 High-performance 16-tooth countershaft sprocket for Honda motorcycles. Crafted from durable SCM420 chromoly steel alloy for enhanced strength and longevity. Precision-engineered to ensure a...12121964- SKU:
- 12121964
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$14.03 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Honda JTF284.13
JT SPROCKETS
$12.58Countershaft Sprocket - 13 Tooth - Honda - JTF284.13 Precision-engineered for optimal performance and durability. Manufactured from high-quality SCM420 chromoly steel alloy. Designed specifically for Honda motorcycles to enhance power...12121965- SKU:
- 12121965
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$12.58 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Honda JTF284.14
JT SPROCKETS
$12.58Countershaft Sprocket - 14 Tooth - Honda - JTF284.14 High-quality 14-tooth countershaft sprocket designed for Honda motorcycles. Constructed from durable SCM420 chromoly steel alloy for enhanced strength and longevity. Precision-engineered...12121966- SKU:
- 12121966
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$12.58 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Honda JTF287.15
JT SPROCKETS
$14.30Countershaft Sprocket - 15 Tooth - Honda Manufactured using SCM420 chromoly steel alloy12121967- SKU:
- 12121967
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$14.30 -
JT SPROCKETS Countershaft Sprocket - 17 Tooth - BMW/Husqvarna JTF402.17
JT SPROCKETS
$18.70Countershaft Sprocket - 17 Tooth - BMW/Husqvarna Manufactured using SCM420 chromoly steel alloy12121974- SKU:
- 12121974
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$18.70 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Kawasaki JTF418.14
JT SPROCKETS
$7.20Countershaft Sprocket - 14 Tooth - Kawasaki Manufactured using SCM420 chromoly steel alloy12121975- SKU:
- 12121975
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$7.20Qty in Cart: 0Quantity:Price:$7.20Subtotal: -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - KE100 JTF418.15
JT SPROCKETS
$7.20Countershaft Sprocket - 15 Tooth - KE100 Manufactured using SCM420 chromoly steel alloy12121976- SKU:
- 12121976
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$7.20 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Suzuki JTF430.15
JT SPROCKETS
$11.20Countershaft Sprocket - 15 Tooth - Suzuki - JTF430.15 Precision-engineered for optimal performance and durability. Crafted from high-quality SCM420 chromoly steel alloy. 15-tooth design enhances acceleration and torque. Compatible with...12121981- SKU:
- 12121981
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$11.20 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Suzuki JTF431.14
JT SPROCKETS
$16.20Countershaft Sprocket - 14 Tooth - Suzuki Manufactured using SCM420 chromoly steel alloy12121984- SKU:
- 12121984
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$16.20 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Suzuki JTF433.14
JT SPROCKETS
$11.30Countershaft Sprocket - 14 Tooth - Suzuki Manufactured using SCM420 chromoly steel alloy12121987- SKU:
- 12121987
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$11.30 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Suzuki JTF433.15
JT SPROCKETS
$11.30Countershaft Sprocket - 15 Tooth - Suzuki Manufactured using SCM420 chromoly steel alloy12121988- SKU:
- 12121988
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$11.30
