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
-
On Sale
JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF824.12
JT SPROCKETS
MSRP: $16.95Now: $11.00Was: $16.95Computer-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...12120671- SKU:
- 12120671
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 12
- CHAIN SIZE:
- 520
- MODEL:
- HUSQVARNA
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $16.95Now: $11.00Was: $16.95Qty in Cart: 0Quantity:Price:MSRP: $16.95Now: $11.00Was: $16.95Subtotal: -
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1446.14SC
JT SPROCKETS
$17.53Computer-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...12120509- SKU:
- 12120509
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MODEL:
- KAWASAKI
- TOOTH COUNT:
- 14
$17.53Qty in Cart: 0Quantity:Price:$17.53Subtotal: -
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1441.15
JT SPROCKETS
$15.58Computer-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...12120221- SKU:
- 12120221
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- CHAIN SIZE:
- 520
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 15
- MODEL:
- SUZUKI
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
$15.58Qty in Cart: 0Quantity:Price:$15.58Subtotal: -
JT SPROCKETS Rear Sprocket - KTM - Orange - 48 Tooth JTA891.48ORG
JT SPROCKETS
$32.95Computer-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...12112614- SKU:
- 12112614
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 48
- TYPE:
- REAR
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 46-Tooth JTR808.46
JT SPROCKETS
$31.85Computer 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...JTR80846- SKU:
- JTR80846
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 46
$31.85Qty in Cart: 0Quantity:Price:$31.85Subtotal: -
JT SPROCKETS Rear Sprocket - Honda - Black - 45 Tooth JTA210.45BLK
JT SPROCKETS
$35.50Computer-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...12112639- SKU:
- 12112639
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 45
- TYPE:
- REAR
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
$35.50Qty in Cart: 0Quantity:Price:$35.50Subtotal: -
JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF1445.12SC
JT SPROCKETS
$11.93Computer-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...12120506- SKU:
- 12120506
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 12
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$11.93Qty in Cart: 0Quantity:Price:$11.93Subtotal: -
JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF565.12SC
JT SPROCKETS
$11.83Computer 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...12120520- SKU:
- 12120520
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 12
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$11.83Qty in Cart: 0Quantity:Price:$11.83Subtotal: -
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF430.13
JT SPROCKETS
$11.88Computer-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...12120057- SKU:
- 12120057
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
$11.88Qty in Cart: 0Quantity:Price:$11.88Subtotal: -
On Sale
JT SPROCKETS Rear Sprocket - KTM - Black - 48 Tooth JTA891.48BLK
JT SPROCKETS
MSRP: $32.95Now: $21.00Was: $32.95Computer-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...12112613- SKU:
- 12112613
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 48
- TYPE:
- REAR
- UNITS:
- EACH
MSRP: $32.95Now: $21.00Was: $32.95Qty in Cart: 0Quantity:Price:MSRP: $32.95Now: $21.00Was: $32.95Subtotal: -
JT SPROCKETS Rear Sprocket - Orange - 38 Tooth JTA897.38ORG
JT SPROCKETS
$30.35Computer-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...12112626- SKU:
- 12112626
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 38
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- REAR
$30.35Qty in Cart: 0Quantity:Price:$30.35Subtotal: -
JT SPROCKETS Rear Sprocket - Kawasaki - Black - 48 Tooth JTA460.48BLK
JT SPROCKETS
$37.38Computer-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...12112652- SKU:
- 12112652
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 48
- TYPE:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$37.38Qty in Cart: 0Quantity:Price:$37.38Subtotal: -
JT SPROCKETS Rear Sprocket - Black - 42-Tooth JTA897.42BLK
JT SPROCKETS
$32.20RaceLite sprockets are made of anodized 7075-T6 aluminum, Available in hard wearing color options12112678- SKU:
- 12112678
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 42
- TYPE:
- REAR
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
$32.20Qty in Cart: 0Quantity:Price:$32.20Subtotal: -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 45-Tooth JTR460.45
JT SPROCKETS
$31.08Computer 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...JTR46045- SKU:
- JTR46045
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 45
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
$31.08Qty in Cart: 0Quantity:Price:$31.08Subtotal: -
SUPERSPROX Edge Rear Sprocket - Black - 43-Tooth RFA47843BLK
SUPERSPROX
$49.95Reduces weight by 5%-15% depending on the model, Cost effective option for mid-range bikes, Must order Edge Disc with Edge Steel Sprocket for OEM sprocket width12102387- SKU:
- 12102387
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 43
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LIGHTWEIGHT
- MODEL:
- EDGE
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
SUPERSPROX Edge Rear Sprocket - Black - 43-Tooth RFA48043BLK
SUPERSPROX
$49.95Reduces weight by 5%-15% depending on the model, Cost effective option for mid-range bikes, Must order Edge Disc with Edge Steel Sprocket for OEM sprocket width12102389- SKU:
- 12102389
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- TOOTH COUNT:
- 43
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- STYLE:
- LIGHTWEIGHT
- MODEL:
- EDGE
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
SUPERSPROX Edge Rear Sprocket - Black - 41-Tooth RFA48641BLK
SUPERSPROX
$49.95Reduces weight by 5%-15% depending on the model, Cost effective option for mid-range bikes, Must order Edge Disc with Edge Steel Sprocket for OEM sprocket width12102391- SKU:
- 12102391
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LIGHTWEIGHT
- TOOTH COUNT:
- 41
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MODEL:
- EDGE
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
SUPERSPROX Edge Rear Sprocket - Black - 42-Tooth RFA48642BLK
SUPERSPROX
$49.95Reduces weight by 5%-15% depending on the model, Cost effective option for mid-range bikes, Must order Edge Disc with Edge Steel Sprocket for OEM sprocket width12102392- SKU:
- 12102392
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- MODEL:
- EDGE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LIGHTWEIGHT
- TOOTH COUNT:
- 42
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
SUPERSPROX Countershaft Sprocket - 13-Tooth CST-427-13-1
SUPERSPROX
$24.95Made 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...12121370- SKU:
- 12121370
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 520
- TYPE:
- COUNTERSHAFT
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
SUPERSPROX Stealth Rear Sprocket - 48-Tooth - Gold - Beta RST-8000-48-GLD
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12102032- SKU:
- 12102032
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- CHAIN SIZE:
- 525
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GOLD
- UNITS:
- EACH
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal:
