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 Sprocket - Rear - Honda - 50-Tooth JTR217.50
JT SPROCKETS
MSRP: $25.58Now: $22.77Was: $25.58Computer 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...12120118- SKU:
- 12120118
- Availability:
- Ships Same Business Day
- Weight:
- 2.09 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- CHAIN SIZE:
- 428
- UNITS:
- EACH
- MODEL:
- HONDA
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
MSRP: $25.58Now: $22.77Was: $25.58 -
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki - 39-Tooth JTR1826.39
JT SPROCKETS
MSRP: $27.83Now: $24.77Was: $27.83Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR182639- SKU:
- JTR182639
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 39
MSRP: $27.83Now: $24.77Was: $27.83 -
On Sale
JT SPROCKETS Sprocket - Rear - Yamaha - 45-Tooth JTR1842.45
JT SPROCKETS
MSRP: $23.48Now: $20.90Was: $23.48Computer-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...JTR184245- SKU:
- JTR184245
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MODEL:
- YAMAHA
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
MSRP: $23.48Now: $20.90Was: $23.48 -
On Sale
JT SPROCKETS Sprocket - Rear - Yamaha - 49-Tooth JTR1842.49
JT SPROCKETS
MSRP: $25.28Now: $22.50Was: $25.28Computer-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...JTR184249- SKU:
- JTR184249
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 49
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $25.28Now: $22.50Was: $25.28 -
On Sale
JT SPROCKETS Sprocket - Rear - Yamaha - 51-Tooth JTR1842.51
JT SPROCKETS
MSRP: $26.53Now: $23.61Was: $26.53Computer 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...JTR184251- SKU:
- JTR184251
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
- UNITS:
- EACH
- MODEL:
- YAMAHA
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $26.53Now: $23.61Was: $26.53Qty in Cart: 0Quantity:Price:MSRP: $26.53Now: $23.61Was: $26.53Subtotal: -
On Sale
JT SPROCKETS Sprocket - Rear - Yamaha - 55-Tooth JTR1842.55
JT SPROCKETS
MSRP: $30.38Now: $27.04Was: $30.38Computer-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...JTR184255- SKU:
- JTR184255
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- MODEL:
- YAMAHA
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 55
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 428
- UNITS:
- EACH
MSRP: $30.38Now: $27.04Was: $30.38 -
On Sale
JT SPROCKETS Sprocket - Rear - Honda - 46-Tooth JTR210.46
JT SPROCKETS
MSRP: $29.98Now: $26.68Was: $29.98Computer-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...JTR21046- SKU:
- JTR21046
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 46
- UNITS:
- EACH
- MODEL:
- HONDA
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
MSRP: $29.98Now: $26.68Was: $29.98 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1256.16
JT SPROCKETS
MSRP: $9.83Now: $8.75Was: $9.83Computer-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...12120213- SKU:
- 12120213
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 420
- MODEL:
- HONDA
MSRP: $9.83Now: $8.75Was: $9.83 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1257.14
JT SPROCKETS
MSRP: $8.13Now: $7.24Was: $8.13Computer-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...12120214- SKU:
- 12120214
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- MODEL:
- HONDA
- TOOTH COUNT:
- 14
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 428
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
MSRP: $8.13Now: $7.24Was: $8.13 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 12 Tooth JTF1263.12
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20Computer-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...12120215- SKU:
- 12120215
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- TOOTH COUNT:
- 12
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
MSRP: $7.20Now: $6.41Was: $7.20 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1322.13
JT SPROCKETS
MSRP: $13.55Now: $12.06Was: $13.55Computer 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...12120216- SKU:
- 12120216
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 13
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MODEL:
- HONDA
MSRP: $13.55Now: $12.06Was: $13.55Qty in Cart: 0Quantity:Price:MSRP: $13.55Now: $12.06Was: $13.55Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF430.14
JT SPROCKETS
MSRP: $11.20Now: $9.97Was: $11.20Computer-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...12120228- SKU:
- 12120228
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $11.20Now: $9.97Was: $11.20Qty in Cart: 0Quantity:Price:MSRP: $11.20Now: $9.97Was: $11.20Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF583.13
JT SPROCKETS
MSRP: $16.20Now: $14.42Was: $16.20Computer-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...12120229- SKU:
- 12120229
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- MODEL:
- YAMAHA
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $16.20Now: $14.42Was: $16.20 -
On Sale
JT SPROCKETS Sprocket - Rear - Honda - 37-Tooth JTR1213.37
JT SPROCKETS
MSRP: $15.13Now: $13.47Was: $15.13Computer 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...12120232- SKU:
- 12120232
- Availability:
- Ships Same Business Day
- Weight:
- 0.98 LBS
- TOOTH COUNT:
- 37
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- MODEL:
- HONDA
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- C45 HIGH-CARBON STEEL
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
MSRP: $15.13Now: $13.47Was: $15.13 -
On Sale
JT SPROCKETS Sprocket - Rear - Husqvarna - 48-Tooth JTR822.48
JT SPROCKETS
MSRP: $36.08Now: $32.11Was: $36.08Computer 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...12120243- SKU:
- 12120243
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- MATERIAL:
- C45 HIGH-CARBON STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
MSRP: $36.08Now: $32.11Was: $36.08 -
On Sale
JT SPROCKETS Sprocket - Rear - Husqvarna - 50-Tooth JTR822.50
JT SPROCKETS
MSRP: $38.50Now: $34.27Was: $38.50Computer 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...12120244- SKU:
- 12120244
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- C45 HIGH-CARBON STEEL
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
MSRP: $38.50Now: $34.27Was: $38.50 -
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 46-Tooth JTR460.46
JT SPROCKETS
MSRP: $31.08Now: $27.66Was: $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...JTR46046- SKU:
- JTR46046
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $31.08Now: $27.66Was: $31.08 -
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 52-Tooth JTR460.52
JT SPROCKETS
MSRP: $35.20Now: $31.33Was: $35.20Computer 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...JTR46052- SKU:
- JTR46052
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 52
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
MSRP: $35.20Now: $31.33Was: $35.20 -
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 53-Tooth JTR460.53
JT SPROCKETS
MSRP: $36.53Now: $32.51Was: $36.53Computer 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...JTR46053- SKU:
- JTR46053
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 53
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SPROCKET
MSRP: $36.53Now: $32.51Was: $36.53 -
On Sale
JT SPROCKETS Rear Sprocket - Honda - Red - 40 Tooth JTA210.40RED
JT SPROCKETS
MSRP: $32.20Now: $28.66Was: $32.20Computer-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...12112562- SKU:
- 12112562
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- RED
- MATERIAL:
- 7075-T6 ALUMINUM
- TYPE:
- REAR
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 40
MSRP: $32.20Now: $28.66Was: $32.20
