Harley Drivetrain
Harley Bike Drivetrain Parts at JJ Motorsports
Upgrade your Harley's drivetrain for smoother power delivery and reliability with components from JJ Motorsports. Our selection includes transmission mounting plates, offset sprockets, mechanical reverse kits, starter spacers, pulley spacers, and primary covers designed for heavy-duty use, easy bolt-in installation, and enhanced performance. Compatible with Big Twins, Softail, Dyna, and more, these parts feature chrome finishes, billet aluminum, and CNC-machined steel for corrosion resistance and custom fitment.
Shop trusted brands like Paughco for primary covers and PBI for sprockets. Explore related categories such as Harley engine parts for rebuilds or Harley suspension for balanced setups.
Top Harley Drivetrain Products
- PAUGHCO Transmission Plate - OE Type 4-Speed 218 – Heavy-duty steel for Big Twins with 4-speed transmissions.
- PBI Offset Transmission Sprocket - 22-Tooth 281-22 – CNC-machined chromoly steel with 0.750" offset for 530 chains.
- MOTOR TRIKE Mechanical Reverse Kit MTTR-0025 – Lightweight aluminum with electronic cut-off for easy parking.
- TERRY COMPONENTS Starter Spacer 779000 – Billet aluminum, 1-1/2" thick for longer starters.
- PINGEL Rear Pulley Spacer 62051 – Billet aluminum for wider tires up to 142mm.
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
-
ANDREWS Belt Pulley - 34-Tooth - '07-'17 290346
ANDREWS
$217.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010226- SKU:
- 12010226
- Availability:
- Ships Same Business Day
- Weight:
- 6.76 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 34
- MATERIAL:
- STEEL
- MODEL:
- SMOOTH CRUISING
- TYPE:
- BELT DRIVE
$217.95 -
ANDREWS Belt Pulley - 30-Tooth - '07-'17 290306
ANDREWS
$211.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010227- SKU:
- 12010227
- Availability:
- Ships Same Business Day
- Weight:
- 5.39 LBS
- MATERIAL:
- STEEL
- MODEL:
- SMOOTH CRUISING
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 30
- TYPE:
- BELT DRIVE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$211.95 -
ANDREWS Belt Pulley - 31-Tooth - '94-'06 290314
ANDREWS
$211.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010583- SKU:
- 12010583
- Availability:
- Ships Same Business Day
- Weight:
- 6.15 LBS
- PRODUCT NAME:
- PULLEY
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 31
- TYPE:
- BELT DRIVE
- MATERIAL:
- STEEL
- MODEL:
- GOOD ACCELERATION
- UNITS:
- EACH
$211.95 -
ANDREWS Belt Pulley - 31-Tooth - '07-'17 290316
ANDREWS
$211.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010584- SKU:
- 12010584
- Availability:
- Ships Same Business Day
- Weight:
- 6.64 LBS
- MODEL:
- GOOD ACCELERATION
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 31
- TYPE:
- BELT DRIVE
- MATERIAL:
- STEEL
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
$211.95 -
ANDREWS Belt Pulley - 32-Tooth - '85-'93 290320
ANDREWS
$256.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010585- SKU:
- 12010585
- Availability:
- Ships Same Business Day
- Weight:
- 6.10 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 32
- MATERIAL:
- STEEL
- MODEL:
- STOCK REPLACEMENT
- TYPE:
- BELT DRIVE
- RIDING STYLE:
- STREET
$256.95 -
ANDREWS Belt Pulley - 32-Tooth - '94-06 290324
ANDREWS
$211.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010586- SKU:
- 12010586
- Availability:
- Ships Same Business Day
- Weight:
- 6.35 LBS
- TYPE:
- BELT DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 32
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MODEL:
- STOCK REPLACEMENT
$211.95 -
ANDREWS Belt Pulley - 32-Tooth - '07-'17 290326
ANDREWS
$211.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010587- SKU:
- 12010587
- Availability:
- Ships Same Business Day
- Weight:
- 6.72 LBS
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MODEL:
- STOCK REPLACEMENT
- TOOTH COUNT:
- 32
- PRODUCT NAME:
- PULLEY
- TYPE:
- BELT DRIVE
- RIDING STYLE:
- STREET
$211.95 -
ANDREWS Belt Pulley - 33-Tooth - '94-'06 290334
ANDREWS
$217.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010589- SKU:
- 12010589
- Availability:
- Ships Same Business Day
- Weight:
- 6.90 LBS
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 33
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MODEL:
- OVERDRIVE
- PRODUCT NAME:
- PULLEY
- TYPE:
- BELT DRIVE
$217.95 -
ANDREWS Belt Pulley - 31-Tooth - '17-'20 290318
ANDREWS
$217.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment12010857- SKU:
- 12010857
- Availability:
- Ships Same Business Day
- Weight:
- 4.65 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 31
- TYPE:
- BELT DRIVE
$217.95 -
ANDREWS Belt Pulley - 34 Tooth 290348
ANDREWS
$217.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment12010859- SKU:
- 12010859
- Availability:
- Ships Same Business Day
- Weight:
- 5.55 LBS
- RIDING STYLE:
- STREET
- TYPE:
- BELT DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 34
$217.95 -
ANDREWS 4-Speed Mainshaft 208800
ANDREWS
$284.95Sold individually, unless noted.11060057- SKU:
- 11060057
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- STYLE:
- 4-SPEED
- TYPE:
- TRANSMISSION
- UNITS:
- EACH
- PRODUCT NAME:
- MAINSHAFT
- RIDING STYLE:
- STREET
$284.95 -
ANDREWS 4-Speed Countershaft 207800
ANDREWS
$54.95Sold individually, unless noted.DS199428- SKU:
- DS199428
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- COUNTERSHAFT
- RIDING STYLE:
- STREET
- STYLE:
- 4-SPEED
- TYPE:
- TRANSMISSION
$54.95 -
ANDREWS Belt Pulley - 33-Tooth - '85-'93 290330
ANDREWS
$261.95Machined from heat-treated, gear-quality steel, Made in the U.S.A., May require some elongation of axle hole in swingarm or change in belt length to allow for proper belt adjustment.12010588- SKU:
- 12010588
- Availability:
- Ships Same Business Day
- Weight:
- 7.44 LBS
- TOOTH COUNT:
- 33
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MODEL:
- OVERDRIVE
- PRODUCT NAME:
- PULLEY
- RIDING STYLE:
- STREET
- TYPE:
- BELT DRIVE
$261.95 -
ALLOY ART Cush Drive Sprocket - Black - 53 Tooth G2CC53-11
ALLOY ART
$799.95CNC-machined aluminum carrier, 1026 medium-to-high carbon steel CNC-machined sprocket, Includes stainless steel lock spring, two bearing and bearing spacer, Use with a .750" offset front sprocket (sold separately), Made in the U.S.A.12102511- SKU:
- 12102511
- Availability:
- Ships Same Business Day
- Weight:
- 7.50 LBS
- COLOR/FINISH:
- BLACK ANODIZED
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TYPE:
- CUSH DRIVE
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 53
- UNITS:
- EACH
$799.95 -
On Sale
EBC Clutch Kit SRK7003
EBC
MSRP: $349.34Now: $331.87Was: $349.34Include aramid fiber-lined friction plates, steel separator plates and springs, Designed to withstand the rigors of hard street and racetrack use11313270- SKU:
- 11313270
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- TYPE:
- FRICTION PLATE SET
- RIDING STYLE:
- STREET
MSRP: $349.34Now: $331.87Was: $349.34 -
On Sale
EBC Clutch Kit SRK7011
EBC
MSRP: $343.90Now: $326.71Was: $343.90Include aramid fiber-lined friction plates, steel separator plates and springs, Designed to withstand the rigors of hard street and racetrack use11313276- SKU:
- 11313276
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- RIDING STYLE:
- STREET
- TYPE:
- FRICTION PLATE SET
- UNITS:
- KIT
- PRODUCT NAME:
- CLUTCH KIT
MSRP: $343.90Now: $326.71Was: $343.90 -
On Sale
EBC Clutch Kit SRK7012
EBC
MSRP: $343.90Now: $326.71Was: $343.90Include aramid fiber-lined friction plates, steel separator plates and springs, Designed to withstand the rigors of hard street and racetrack use11313277- SKU:
- 11313277
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- RIDING STYLE:
- STREET
- TYPE:
- FRICTION PLATE SET
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
MSRP: $343.90Now: $326.71Was: $343.90 -
On Sale
EBC Clutch Kit SRK7013
EBC
MSRP: $343.90Now: $326.71Was: $343.90Include aramid fiber-lined friction plates, steel separator plates and springs, Designed to withstand the rigors of hard street and racetrack use11313278- SKU:
- 11313278
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- TYPE:
- FRICTION PLATE SET
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
MSRP: $343.90Now: $326.71Was: $343.90 -
On Sale
EBC Clutch Kit SRK7015
EBC
MSRP: $272.39Now: $258.77Was: $272.39Include aramid fiber-lined friction plates, steel separator plates and springs, Designed to withstand the rigors of hard street and racetrack use11313280- SKU:
- 11313280
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- RIDING STYLE:
- STREET
- TYPE:
- FRICTION PLATE SET
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
MSRP: $272.39Now: $258.77Was: $272.39 -
On Sale
EBC Clutch Kit SRK7016
EBC
MSRP: $256.98Now: $244.13Was: $256.98Include aramid fiber-lined friction plates, steel separator plates and springs, Designed to withstand the rigors of hard street and racetrack use11313281- SKU:
- 11313281
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- TYPE:
- FRICTION PLATE SET
MSRP: $256.98Now: $244.13Was: $256.98
