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!
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On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for 2007-2013 Harley-Davidson FLHX Street Glide EVO-13B-2B
BELT DRIVES LTD.
MSRP: $3,590.95Now: $3,231.86Was: $3,590.95Upgrade your ride with the Belt Drives Ltd. 2" Drive Belt, designed for optimal performance and durability. This premium drive belt features a robust ball-bearing lockup clutch and comprehensive side and top mesh guards, ensuring safety and efficiency...11200234- SKU:
- 11200234
- Availability:
- Ships Same Business Day
- Weight:
- 34.70 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- STYLE:
- RIBBED
- PRODUCT NAME:
- BELT DRIVE KIT
- TOOTH COUNT:
- 132
- WIDTH IMPERIAL:
- 2'
MSRP: $3,590.95Now: $3,231.86Was: $3,590.95 -
On Sale
Belt Drives Ltd Front Pulley Locking Plate for Harley-Davidson 1985-2006 FLH Models MPLP-100
BELT DRIVES LTD.
MSRP: $33.95Now: $30.56Was: $33.95Enhance the performance and stability of your belt drive system with the MPLP-100 Front Pulley Locking Plate by Belt Drives Ltd. This essential component is designed for compatibility with various offset insert kits, ensuring a secure fit and reliable...11200235- SKU:
- 11200235
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- TYPE:
- PRIMARY
- LENGTH:
- 38,0 MM (1-1/2')
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 1-1/2'
- PRODUCT NAME:
- LOCKING PLATE
- LENGTH METRIC:
- 38.0 MM
MSRP: $33.95Now: $30.56Was: $33.95 -
On Sale
Belt Drives Ltd 2.75" Drive Belt Polished 2007-Up Softail and 2006-Up Dyna EVO-8S
BELT DRIVES LTD.
MSRP: $3,033.95Now: $2,730.56Was: $3,033.95Experience unparalleled performance with the BELT DRIVES LTD. 2.75" Drive Belt, designed specifically for the EVO-8S model. This high-quality belt system ensures a smooth and efficient power transfer, enhancing your ride's overall performance and...11200210- SKU:
- 11200210
- Availability:
- Ships Same Business Day
- Weight:
- 36.00 LBS
- UNITS:
- KIT
- WIDTH IMPERIAL:
- 2-3/4'
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- BELT DRIVE KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- POLISHED
- TOOTH COUNT:
- 142
MSRP: $3,033.95Now: $2,730.56Was: $3,033.95 -
On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for 1970-1978 Harley-Davidson Shovelhead SH-500
BELT DRIVES LTD.
MSRP: $2,556.95Now: $2,301.26Was: $2,556.95Upgrade your ride with the BELT DRIVES LTD. 2" Drive Belt SH-500, designed for exceptional performance and reliability. This advanced clutch system enhances power transfer, ensuring a smoother ride while maximizing efficiency. Crafted in the U.S.A., this...11200212- SKU:
- 11200212
- Availability:
- Ships Same Business Day
- Weight:
- 29.80 LBS
- MATERIAL:
- ALUMINUM
- MATERIAL:
- KEVLAR
- PRODUCT NAME:
- BELT DRIVE KIT
- WIDTH IMPERIAL:
- 2'
- STYLE:
- RIBBED
- TOOTH COUNT:
- 132
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- POLISHED
- RIDING STYLE:
- STREET
MSRP: $2,556.95Now: $2,301.26Was: $2,556.95 -
On Sale
Belt Drives Ltd Competitor Clutch 1970-1983 Harley-Davidson Big Twin CC-100-S
BELT DRIVES LTD.
MSRP: $674.95Now: $607.46Was: $674.95Elevate your ride with the Clutch CC-100-S, designed specifically for open belt drives. Featuring a sleek polished pressure plate, this clutch not only enhances performance but also adds a striking visual appeal. Crafted in the U.S.A. with race-proven...11300177- SKU:
- 11300177
- Availability:
- Ships Same Business Day
- Weight:
- 10.05 LBS
- MATERIAL:
- KEVLAR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CLUTCH KIT
- MODEL:
- COMPETITOR
- UNITS:
- KIT
MSRP: $674.95Now: $607.46Was: $674.95 -
On Sale
Belt Drives Ltd 8mm 1 1/2in Belt Drive Kit for 1941-1954 Harley-Davidson FL Models 62-39TK-1
BELT DRIVES LTD.
MSRP: $627.95Now: $565.16Was: $627.95Upgrade your classic motorcycle with the Belt Drives Ltd. Belt Drive Kit, designed specifically for models manufactured between 1936 and 1954. This kit includes a robust 39-tooth front pulley and a 61-tooth rear basket, ensuring optimal performance and...11200422- SKU:
- 11200422
- Availability:
- Ships Same Business Day
- Weight:
- 8.00 LBS
- PRODUCT NAME:
- BELT DRIVE KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
MSRP: $627.95Now: $565.16Was: $627.95 -
On Sale
Belt Drives Ltd Front Pulley 40T 8mm for 1955-1983 Harley-Davidson Touring and 1971-1983 FXR 40SI
BELT DRIVES LTD.
MSRP: $181.95Now: $163.76Was: $181.95Experience superior performance with the BELT DRIVES LTD. Front Pulley 40SI, designed for durability and precision. Crafted from high-quality billet material, this pulley ensures optimal functionality and longevity. With its hard anodized finish and...11200425- SKU:
- 11200425
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 40
- PRODUCT NAME:
- FRONT PULLEY
- UNITS:
- EACH
MSRP: $181.95Now: $163.76Was: $181.95 -
On Sale
Belt Drives Ltd 41T Front Pulley for 1971-1983 Harley-Davidson FXR 1955-1983 Touring 41SI
BELT DRIVES LTD.
MSRP: $181.95Now: $163.76Was: $181.95Introducing the Belt Drives Ltd. Front Pulley 41SI, engineered for durability and performance. Crafted from premium billet materials, this pulley ensures a secure fit and long-lasting operation. With its hard anodized finish, it combines strength with a...11200429- SKU:
- 11200429
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- PRODUCT NAME:
- FRONT PULLEY
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 41
MSRP: $181.95Now: $163.76Was: $181.95 -
On Sale
Belt Drives Ltd Front Pulley 31 Tooth 11mm for 1971-1983 Harley-Davidson FXR 31SI
BELT DRIVES LTD.
MSRP: $181.95Now: $163.76Was: $181.95Experience superior performance with the BELT DRIVES LTD. Front Pulley 31SI, engineered from robust billet materials for exceptional durability. This pulley is designed for seamless installation and enhanced functionality, making it an ideal choice for...11200433- SKU:
- 11200433
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- TOOTH COUNT:
- 31
- PRODUCT NAME:
- FRONT PULLEY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $181.95Now: $163.76Was: $181.95 -
On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for 2018-2020 Harley-Davidson Softail Models M18S-B
BELT DRIVES LTD.
MSRP: $3,860.95Now: $3,474.86Was: $3,860.95Experience enhanced performance and style with the BELT DRIVES LTD. 2" Drive Belt. Designed for high-horsepower motors, this belt drive system combines innovative engineering with a sleek appearance, ensuring optimal functionality and aesthetic appeal. ...11200434- SKU:
- 11200434
- Availability:
- Ships Same Business Day
- Weight:
- 37.60 LBS
- PRODUCT NAME:
- DRIVE BELT
- SIZE IMPERIAL:
- 2'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
MSRP: $3,860.95Now: $3,474.86Was: $3,860.95 -
On Sale
Belt Drives Ltd Diaphragm Spring Plate 3/8" Bearings 16 Harley-Davidson 11300437
BELT DRIVES LTD.
MSRP: $332.95Now: $299.66Was: $332.95Enhance your vehicle's performance with our premium diaphragm spring plate designed for high horsepower applications. This kit features a robust diaphragm spring and specially engineered carbide ball bearings to deliver superior clutch engagement,...11300437- SKU:
- 11300437
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- RIDING STYLE:
- STREET
- TYPE:
- BALL BEARING
MSRP: $332.95Now: $299.66Was: $332.95 -
On Sale
Belt Drives Ltd Competitor Clutch Kit 2007-2020 Harley-Davidson FLHX Street Glide CC-132-BB
BELT DRIVES LTD.
MSRP: $734.95Now: $661.46Was: $734.95Elevate your ride with the CC-132-BB Clutch from BELT DRIVES LTD., designed for those who demand both style and performance. Featuring a sleek polished pressure plate, this clutch not only enhances the aesthetics of your open belt drive but also delivers...11300255- SKU:
- 11300255
- Availability:
- Ships Same Business Day
- Weight:
- 7.80 LBS
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- MATERIAL:
- KEVLAR
- MODEL:
- COMPETITOR
- RIDING STYLE:
- STREET
MSRP: $734.95Now: $661.46Was: $734.95 -
On Sale
Belt Drives Ltd Competitor Clutch Kit for 1991-2020 Harley Sportster XL CC-140-BB
BELT DRIVES LTD.
MSRP: $674.95Now: $607.46Was: $674.95Elevate your ride with the Clutch CC-140-BB, featuring a stunning polished pressure plate designed for open belt drives. This high-performance clutch comes with a race-tested aramid clutch pack, ensuring durability and reliability on the track. Proudly...11300222- SKU:
- 11300222
- Availability:
- Ships Same Business Day
- Weight:
- 4.90 LBS
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- MATERIAL:
- KEVLAR
- MODEL:
- COMPETITOR
- RIDING STYLE:
- STREET
MSRP: $674.95Now: $607.46Was: $674.95 -
On Sale
Belt Drives Ltd Clutch Kit Extra Plate 1941-1984 Harley-Davidson BTX-5E
BELT DRIVES LTD.
MSRP: $228.95Now: $206.06Was: $228.95Enhance your vehicle's performance with the BELT DRIVES LTD. Clutch Kit Extra Plate BTX-5E. This kit features wider clutch plates designed for superior engagement and holding power, ensuring a smoother ride. Crafted in the U.S.A., it comes with pre-set...11311802- SKU:
- 11311802
- Availability:
- Ships Same Business Day
- Weight:
- 6.10 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- FRICTION PLATE MATERIAL:
- KEVLAR
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- UNITS:
- 10 PIECE KIT
- FRICTION PLATE MATERIAL:
- 6061 T-6 ALUMINUM
MSRP: $228.95Now: $206.06Was: $228.95 -
On Sale
Belt Drives Ltd Steel Clutch Plate 0.120in for Harley-Davidson 2007-2020 CC-130-BP
BELT DRIVES LTD.
MSRP: $13.95Now: $12.56Was: $13.95Upgrade your vehicle's clutch system with our Steel Clutch Plate, designed for superior performance and durability. With 60% more surface area than standard plates, it ensures robust and reliable clutch engagement, enhancing your driving experience...11310861- SKU:
- 11310861
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TYPE:
- CLUTCH
- UNITS:
- EACH
- DRIVE PLATE MATERIAL:
- STEEL
- MODEL:
- COMPETITOR
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- RIDING STYLE:
- STREET
MSRP: $13.95Now: $12.56Was: $13.95 -
On Sale
Belt Drives Ltd Competitor Clutch Friction Plates 1998-2006 Big Twin CC-130-CP
BELT DRIVES LTD.
MSRP: $130.95Now: $117.86Was: $130.95Enhance your vehicle's performance with the BELT DRIVES LTD. Clutch Friction Plates CC-130-CP. Designed for superior clutch engagement, these plates offer 60% more surface area than standard options, ensuring a robust and reliable connection. Proudly...11310862- SKU:
- 11310862
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- TYPE:
- CLUTCH
- UNITS:
- SET OF 7
- FRICTION PLATE MATERIAL:
- KEVLAR
- PRODUCT NAME:
- FRICTION PLATE SET
- MODEL:
- COMPETITOR
- RIDING STYLE:
- STREET
MSRP: $130.95Now: $117.86Was: $130.95 -
On Sale
Belt Drives Ltd. Offset Spacer with Screws and Nut 0" IN-STD 11320173
BELT DRIVES LTD.
MSRP: $103.95Now: $93.56Was: $103.95This high-quality offset spacer is designed to ensure perfect alignment of your motor pulley, enhancing the performance of your belt drive system. Manufactured in the U.S.A., this product includes essential mounting hardware for easy installation and...11320173- SKU:
- 11320173
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- UNITS:
- EACH
- TYPE:
- PULLEY
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- SPACER INSERT
- RIDING STYLE:
- STREET
MSRP: $103.95Now: $93.56Was: $103.95 -
On Sale
Belt Drives Ltd Clutch Kit Brute III 2007-2013 Harley-Davidson Touring BDLPCP-0001
BELT DRIVES LTD.
MSRP: $247.95Now: $223.16Was: $247.95Upgrade your motorcycle's performance with the BELT DRIVES LTD. Clutch Kit Brute III. This complete replacement kit is designed specifically for Primo Rivera belt drives, ensuring a perfect fit and optimal functionality. With all necessary friction...11313169- SKU:
- 11313169
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
MSRP: $247.95Now: $223.16Was: $247.95 -
On Sale
Belt Drives Ltd Clutch Plate Kit 1936-1984 Harley-Davidson BDLPCP-0041
BELT DRIVES LTD.
MSRP: $247.95Now: $223.16Was: $247.95Upgrade your vehicle's performance with the BELT DRIVES LTD. Clutch Kit BDLPCP-0041. This complete replacement kit includes all necessary friction plates, drive plates, and backing plates to ensure a smooth and reliable clutch operation. Designed for...11313177- SKU:
- 11313177
- Availability:
- Ships Same Business Day
- Weight:
- 5.30 LBS
- RIDING STYLE:
- STREET
- TYPE:
- PRO CLUTCH
- UNITS:
- KIT
- PRODUCT NAME:
- CLUTCH PLATE
MSRP: $247.95Now: $223.16Was: $247.95 -
On Sale
Belt Drives Ltd Clutch Plate Kit 1990-2017 Softail Dyna Touring BDLPCP-0050
BELT DRIVES LTD.
MSRP: $247.95Now: $223.16Was: $247.95Experience seamless performance with the BELT DRIVES LTD. Clutch Kit BDLPCP-0050, designed for optimal durability and efficiency. This complete replacement kit includes all necessary friction plates, drive plates, and backing plates, ensuring a smooth...11313178- SKU:
- 11313178
- Availability:
- Ships Same Business Day
- Weight:
- 3.15 LBS
- RIDING STYLE:
- STREET
- TYPE:
- BRUTE IV EXTREME
- PRODUCT NAME:
- CLUTCH PLATE
- STYLE:
- NEW STYLE HUB
- TYPE:
- BRUTE III EXTREME
- UNITS:
- KIT
MSRP: $247.95Now: $223.16Was: $247.95
