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 - Honda JTF1345.13RB
JT SPROCKETS
$14.65Countershaft Sprocket - 13 Tooth - Honda - JTF1345.13RB High-performance 13-tooth countershaft sprocket designed for Honda motorcycles. Constructed from durable SCM420 chromoly steel alloy for enhanced strength and longevity. ...12121686- SKU:
- 12121686
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$14.65 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Husqvarna/KTM JTF1902.15RB
JT SPROCKETS
$17.08Countershaft Sprocket - 15 Tooth - Husqvarna/KTM Manufactured using SCM420 chromoly steel alloy12121687- SKU:
- 12121687
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$17.08 -
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Beta JTF432.16
JT SPROCKETS
$14.20Countershaft Sprocket - 16 Tooth - Beta Manufactured using SCM420 chromoly steel alloy12121929- SKU:
- 12121929
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$14.20 -
JT SPROCKETS Rear Sprocket - Suzuki - 43 Tooth JTR808.43
JT SPROCKETS
$31.08Rear Sprocket - Suzuki - 43 Tooth 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...12100716- SKU:
- 12100716
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
$31.08 -
JT SPROCKETS Rear Sprocket - 44 Tooth - KTM/Husaberg/Husqvarna JTR897.44
JT SPROCKETS
$32.43Rear Sprocket - 44 Tooth - KTM/Husaberg/Husqvarna 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, Made with...12100727- SKU:
- 12100727
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
$32.43 -
JT SPROCKETS Rear Sprocket - 51 Tooth - Husqvarna/Gas Gas JTR822.51
JT SPROCKETS
$37.45Rear Sprocket - 51 Tooth - Husqvarna/Gas Gas 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, Made with...12100765- SKU:
- 12100765
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
$37.45 -
JT SPROCKETS Rear Sprocket - 40 Tooth - CRF250 JTR301.40
JT SPROCKETS
$30.83Rear Sprocket - 40 Tooth - CRF250 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, Made with top-quality-grade...12101336- SKU:
- 12101336
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$30.83 -
JT SPROCKETS Rear Sprocket - 48 Tooth - KTM/Husqvarna JTR894.48
JT SPROCKETS
$20.78Rear Sprocket - 48 Tooth - KTM/Husqvarna 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, Made with...12101341- SKU:
- 12101341
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$20.78 -
JT SPROCKETS Rear Sprocket - 52 Tooth - KX100 JTR461.52
JT SPROCKETS
$26.38Rear Sprocket - 52 Tooth - KX100 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, Made with top-quality-grade...12101436- SKU:
- 12101436
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
$26.38 -
JT SPROCKETS Rear Sprocket - 39 Tooth - CRF250 JTR301.39
JT SPROCKETS
$30.83Rear Sprocket - 39 Tooth - CRF250 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, Made with top-quality-grade...12101448- SKU:
- 12101448
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
$30.83 -
JT SPROCKETS Rear Sprocket - 47 Tooth - Yamaha JTR251.47
JT SPROCKETS
$29.78Rear Sprocket - 47 Tooth - JTR251.47 Engineered for optimal strength while minimizing weight. Manufactured from high-grade C45 high-carbon steel for durability. Heat-treated and bead-blasted to enhance performance and longevity. Designed...12101550- SKU:
- 12101550
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$29.78 -
JT SPROCKETS Rear Sprocket - 40 Tooth - KTM/Husaberg/Husqvarna JTR897.40
JT SPROCKETS
$30.35Rear Sprocket - 40 Tooth - KTM/Husaberg/Husqvarna 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, Made with...12102677- SKU:
- 12102677
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
$30.35 -
JT SPROCKETS Rear Sprocket - 47 Tooth - KTM/Husaberg/Husqvarna JTR897.47
JT SPROCKETS
$32.43Rear Sprocket - 47 Tooth - KTM/Husaberg/Husqvarna 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, Made with...12102678- SKU:
- 12102678
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
$32.43Qty in Cart: 0Quantity:Price:$32.43Subtotal: -
JT SPROCKETS Rear Sprocket - 44 Tooth - Yamaha JTR1842.44
JT SPROCKETS
$22.58Rear Sprocket - 44 Tooth - JTR1842.44 Engineered for optimal strength while minimizing weight. Crafted from high-grade C45 high-carbon steel for durability. Heat-treated and bead-blasted for enhanced performance. Designed to meet or...12102689- SKU:
- 12102689
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
$22.58 -
JT SPROCKETS Rear Sprocket - 47 Tooth - XT 250 JTR1847.47
JT SPROCKETS
$28.70Rear Sprocket - 47 Tooth - XT 250 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, Made with top-quality-grade...12102690- SKU:
- 12102690
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
$28.70 -
JT SPROCKETS Rear Sprocket - 51 Tooth - XT 250 JTR1847.51
JT SPROCKETS
$33.80Rear Sprocket - 51 Tooth - XT 250 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, Made with top-quality-grade...12102691- SKU:
- 12102691
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
$33.80 -
JT SPROCKETS Rear Sprocket - 42 Tooth - Honda/Yamaha JTR245/2.42
JT SPROCKETS
$31.33Rear Sprocket - 42 Tooth - Honda/Yamaha 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, Made with...12102698- SKU:
- 12102698
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$31.33 -
JT SPROCKETS Rear Sprocket - 33 Tooth - CT70 JTR256.33
JT SPROCKETS
$17.33Rear Sprocket - 33 Tooth - CT70 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, Made with top-quality-grade C45...12102701- SKU:
- 12102701
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
$17.33 -
JT SPROCKETS Rear Sprocket - 43 Tooth - Kawasaki JTR460.43
JT SPROCKETS
$31.08Rear Sprocket - 43 Tooth - Kawasaki 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, Made with top-quality-grade...12102702- SKU:
- 12102702
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
$31.08Qty in Cart: 0Quantity:Price:$31.08Subtotal: -
JT SPROCKETS Rear Sprocket - 44 Tooth - Kawasaki JTR460.44
JT SPROCKETS
$31.08Rear Sprocket - 44 Tooth - Kawasaki 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, Made with top-quality-grade...12102703- SKU:
- 12102703
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
$31.08
