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
ATHENA Primary Gear Set 057115
ATHENA
MSRP: $115.95Now: $104.00Was: $115.95Primary gear sets feature a higher gear ration than stock 22%-33% depending on model) for higher top-end speed11060005- SKU:
- 11060005
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- PRODUCT NAME:
- GEAR SET
- STYLE:
- CLOSE RATIO
- RIDING STYLE:
- STREET
- STYLE:
- PERFORMANCE REPLACEMENT
- UNITS:
- EACH
- TYPE:
- PRIMARY GEAR
MSRP: $115.95Now: $104.00Was: $115.95 -
On Sale
ATHENA Clutch Weight - 5g S41000030P017
ATHENA
MSRP: $15.95Now: $14.00Was: $15.95Clutch weights allow for fine-tuning of clutch engagement11320110- SKU:
- 11320110
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- UNITS:
- 6 PACK
- PRODUCT NAME:
- WEIGHT
- TYPE:
- CLUTCH
MSRP: $15.95Now: $14.00Was: $15.95 -
On Sale
ATHENA Clutch Weight - 5.5g S41000030P018
ATHENA
MSRP: $15.95Now: $14.00Was: $15.95Clutch weights allow for fine-tuning of clutch engagement11320111- SKU:
- 11320111
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- RIDING STYLE:
- STREET
- UNITS:
- 6 PACK
- COLOR/FINISH:
- YELLOW
- PRODUCT NAME:
- WEIGHT
- TYPE:
- CLUTCH
MSRP: $15.95Now: $14.00Was: $15.95 -
On Sale
ATHENA Clutch Weight - 7.6g S41000030P020
ATHENA
MSRP: $15.95Now: $14.00Was: $15.95Clutch weights allow for fine-tuning of clutch engagement11320112- SKU:
- 11320112
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- COLOR/FINISH:
- PURPLE
- TYPE:
- CLUTCH
- RIDING STYLE:
- STREET
- UNITS:
- 6 PACK
- PRODUCT NAME:
- WEIGHT
MSRP: $15.95Now: $14.00Was: $15.95Qty in Cart: 0Quantity:Price:MSRP: $15.95Now: $14.00Was: $15.95Subtotal: -
On Sale
ATHENA Transmission Belt - 18 x 8.5 x 771 S410000350037
ATHENA
MSRP: $31.95Now: $29.00Was: $31.95Manufactured to exact length and tolerances as the OE belts, Constructed of the latest materials to meet or exceed OEM quality and performance, Minimize clutch slippage and wear12040079- SKU:
- 12040079
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COG HEIGHT:
- 18 MM
- PRODUCT NAME:
- BELT
- TYPE:
- TRANSMISSION
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $31.95Now: $29.00Was: $31.95 -
On Sale
ATHENA Transmission Belt - 18.3 x 7.7 x 781 S410000350038
ATHENA
MSRP: $26.45Now: $22.00Was: $26.45Manufactured to exact length and tolerances as the OE belts, Constructed of the latest materials to meet or exceed OEM quality and performance, Minimize clutch slippage and wear12040080- SKU:
- 12040080
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- BELT
- COG HEIGHT:
- 18,3 MM
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION
MSRP: $26.45Now: $22.00Was: $26.45Qty in Cart: 0Quantity:Price:MSRP: $26.45Now: $22.00Was: $26.45Subtotal: -
On Sale
ATHENA Transmission Belt - 21.6 x 8.5 x 774 S410000350044
ATHENA
MSRP: $41.95Now: $38.00Was: $41.95Manufactured to exact length and tolerances as the OE belts, Constructed of the latest materials to meet or exceed OEM quality and performance, Minimize clutch slippage and wear12040082- SKU:
- 12040082
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TYPE:
- TRANSMISSION
- RIDING STYLE:
- STREET
- COG HEIGHT:
- 21,6 MM
- PRODUCT NAME:
- BELT
- UNITS:
- EACH
MSRP: $41.95Now: $38.00Was: $41.95Qty in Cart: 0Quantity:Price:MSRP: $41.95Now: $38.00Was: $41.95Subtotal: -
On Sale
ATHENA Transmission Belt - 32.5 x 15.5 x 894 S410000350045
ATHENA
MSRP: $146.95Now: $132.00Was: $146.95Manufactured to exact length and tolerances as the OE belts, Constructed of the latest materials to meet or exceed OEM quality and performance, Minimize clutch slippage and wear12040083- SKU:
- 12040083
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- TYPE:
- TRANSMISSION
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- COG HEIGHT:
- 32,5 MM
- PRODUCT NAME:
- BELT
MSRP: $146.95Now: $132.00Was: $146.95 -
On Sale
ATHENA Transmission Belt - 27 x 14.5 x 1038 S410000350049
ATHENA
MSRP: $108.95Now: $98.00Was: $108.95Manufactured to exact length and tolerances as the OE belts, Constructed of the latest materials to meet or exceed OEM quality and performance, Minimize clutch slippage and wear12040084- SKU:
- 12040084
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- TYPE:
- TRANSMISSION
- RIDING STYLE:
- STREET
- COG HEIGHT:
- 27 MM
- PRODUCT NAME:
- BELT
- UNITS:
- EACH
MSRP: $108.95Now: $98.00Was: $108.95Qty in Cart: 0Quantity:Price:MSRP: $108.95Now: $98.00Was: $108.95Subtotal: -
BARNETT Drive Plate 401-35-059045
BARNETT
$8.79Made in the U.S.A.2012202- SKU:
- 2012202
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- DRIVE PLATE MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
$8.79 -
BARNETT Drive Plate 401-45-059006
BARNETT
$8.79Made in the U.S.A.2012216- SKU:
- 2012216
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- UNITS:
- EACH
- DRIVE PLATE MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$8.79 -
BARNETT Drive Plate 401-70-047005
BARNETT
$8.79Made in the U.S.A.2012225- SKU:
- 2012225
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- TYPE:
- CLUTCH
- DRIVE PLATE MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
$8.79 -
BARNETT Drive Plate 401-90-047015
BARNETT
$8.79Made in the U.S.A.2012240- SKU:
- 2012240
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
$8.79 -
BARNETT Drive Plate 401-90-059015
BARNETT
$8.79Made in the U.S.A.2012241- SKU:
- 2012241
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- CLUTCH
- RIDING STYLE:
- STREET
- DRIVE PLATE MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- UNITS:
- EACH
$8.79 -
BARNETT Drive Plate 401-37-059090
BARNETT
$8.37Made in the U.S.A.11312039- SKU:
- 11312039
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- CLUTCH
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- DRIVE PLATE MATERIAL:
- STEEL
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- RIDING STYLE:
- OFF-ROAD
$8.37 -
BARNETT Clutch Kit 303-70-20046
BARNETT
$263.88Made in the U.S.A., Complete Dirt Digger clutch kits also available; include friction plates, steel drive plates and springs11310079- SKU:
- 11310079
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- FRICTION PLATE MATERIAL:
- CARBON FIBER
- UNITS:
- KIT
- MODEL:
- DIRT DIGGER
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
$263.88 -
BARNETT Clutch Kit 303-90-20065
BARNETT
$265.72Made in the U.S.A., Complete Dirt Digger clutch kits also available; include friction plates, steel drive plates and springs11310080- SKU:
- 11310080
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- FRICTION PLATE MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- CLUTCH KIT
- TYPE:
- COMPLETE
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- MODEL:
- DIRT DIGGER
- RIDING STYLE:
- UTV
$265.72Qty in Cart: 0Quantity:Price:$265.72Subtotal: -
BARNETT Clutch Friction Plate 301-35-50003
BARNETT
$8.54Heavy-duty Series K aramid friction plates and steel drive plates available individually for most models, Made in the U.S.A.11310612- SKU:
- 11310612
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ATV
- TYPE:
- CLUTCH
- UNITS:
- EACH
- FRICTION PLATE MATERIAL:
- ARAMID FIBER
- PRODUCT NAME:
- FRICTION PLATE
- RIDING STYLE:
- OFF-ROAD
$8.54Qty in Cart: 0Quantity:Price:$8.54Subtotal: -
BARNETT Clutch Friction Plate 301-70-10005
BARNETT
$20.48Heavy-duty Series K aramid friction plates and steel drive plates available individually for most models, Made in the U.S.A.11310614- SKU:
- 11310614
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FRICTION PLATE MATERIAL:
- ARAMID FIBER
- PRODUCT NAME:
- FRICTION PLATE
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
$20.48 -
BARNETT Clutch Friction Plate 301-90-10836
BARNETT
$17.06Heavy-duty Series K aramid friction plates and steel drive plates available individually for most models, Made in the U.S.A.11310615- SKU:
- 11310615
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- FRICTION PLATE MATERIAL:
- ARAMID FIBER
- PRODUCT NAME:
- FRICTION PLATE
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$17.06
