Harley Primary Drive Systems and Parts
Harley-Davidson Primary Drive Systems & Parts at JJ Motorsports
Upgrade your Harley's primary drive with premium belt drive systems and components from JJ Motorsports, featuring high-strength pulleys, replacement belts, and complete kits for smoother power transfer, reduced maintenance, and classic open-primary style on Evo, Twin Cam, and Big Twin models. These durable parts deliver reliable performance and timeless looks.
Shop Belt Drives Ltd primary systems for race-proven quality. Explore related categories such as Harley drivetrain for clutches and chains, or Harley for exhaust and suspension to complete your open-primary build.
Top Harley-Davidson Primary Drive Systems & Parts
- Belt Drives Ltd Transmission Pulley TP-30 – 30-tooth rear transmission pulley; precision-machined for belt drive conversions on Evo and Twin Cam.
- Belt Drives Ltd Replacement Belt BDL-132 – High-strength 132-tooth replacement belt; 8mm pitch for long life on open primary systems.
- Belt Drives Ltd Belt Drive Evo 16BH-2C – Complete 2-inch belt drive kit for Evo engines; includes clutch, pulleys, and guard for classic open-primary style.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for 2017-2019 Harley-Davidson Touring EV2PH-B17-B
BELT DRIVES LTD.
MSRP: $3,469.95Now: $3,122.96Was: $3,469.95Premium 2" Drive Belt by BELT DRIVES LTD. Experience enhanced performance with the BELT DRIVES LTD. 2" Drive Belt, designed for high horsepower applications. This innovative belt system includes a two-piece motor plate and a precise pulley combination,...11200397- SKU:
- 11200397
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- BELT DRIVE KIT
- TOOTH COUNT:
- 52
- TOOTH COUNT:
- 69
- WIDTH IMPERIAL:
- 2'
- SIZE IMPERIAL:
- 2'
MSRP: $3,469.95Now: $3,122.96Was: $3,469.95 -
On Sale
Belt Drives Ltd 142 Tooth 2 Inch Wide Primary Drive Belt for Harley-Davidson Softail and Dyna Models BDL-142-2
BELT DRIVES LTD.
MSRP: $185.95Now: $167.36Was: $185.95BELT DRIVES LTD. Replacement Belt BDL-142-2 Enhance the performance of your BDL primary drives with the BDL-142-2 replacement belt. Engineered for durability and efficiency, this belt ensures smooth operation and optimal power transfer. Upgrade your...11200262- SKU:
- 11200262
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PRODUCT NAME:
- DRIVE BELT
- WIDTH IMPERIAL:
- 2'
- STYLE:
- RIBBED
- TOOTH COUNT:
- 142
- TYPE:
- PRIMARY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $185.95Now: $167.36Was: $185.95 -
On Sale
Belt Drives Ltd Replacement Belt for 2007-2012 Harley-Davidson Softail Models BDL-142-69
BELT DRIVES LTD.
MSRP: $189.95Now: $170.96Was: $189.95BELT DRIVES LTD. Replacement Belt BDL-142-69 Enhance the performance of your BDL primary drive with the BDL-142-69 replacement belt. Designed for durability and efficiency, this belt ensures optimal power transfer and reliability for your equipment...11200263- SKU:
- 11200263
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- PRODUCT NAME:
- DRIVE BELT
- TOOTH COUNT:
- 142
- STYLE:
- RIBBED
- TYPE:
- PRIMARY
- WIDTH IMPERIAL:
- 2-23/32'
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $189.95Now: $170.96Was: $189.95 -
On Sale
Belt Drives Ltd Replacement Belt for 2007-2013 Harley-Davidson Road Glide BDL-132B-KG
BELT DRIVES LTD.
MSRP: $173.95Now: $156.56Was: $173.95BELT DRIVES LTD. Replacement Belt BDL-132B-KG Enhance your BDL primary drive system with the BDL-132B-KG replacement belt. Designed for optimal performance and durability, this belt ensures smooth operation and reliable power transfer. Upgrade your setup...11200264- SKU:
- 11200264
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- RIDING STYLE:
- STREET
- WIDTH IMPERIAL:
- 2'
- TOOTH COUNT:
- 132
- UNITS:
- EACH
- PRODUCT NAME:
- DRIVE BELT
- TYPE:
- PRIMARY
- STYLE:
- RIBBED
MSRP: $173.95Now: $156.56Was: $173.95 -
On Sale
Belt Drives Ltd 3" Belt Drive for 1990-1993 Harley-Davidson FXR Models EVOB-11S-A
BELT DRIVES LTD.
MSRP: $2,871.95Now: $2,584.76Was: $2,871.95BELT DRIVES LTD. 3" Belt Drive EVOB-11S-A Experience superior performance with the BELT DRIVES LTD. 3" Belt Drive EVOB-11S-A, designed for seamless integration into your motorcycle. This advanced belt drive system combines precision engineering with...11200265- SKU:
- 11200265
- Availability:
- Ships Same Business Day
- Weight:
- 38.10 LBS
- MATERIAL:
- KEVLAR
- PRODUCT NAME:
- BELT DRIVE KIT
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- MATERIAL:
- STEEL
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- WIDTH IMPERIAL:
- 3'
MSRP: $2,871.95Now: $2,584.76Was: $2,871.95 -
On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for 1990-2006 Harley-Davidson Softail Black EV-575-B
BELT DRIVES LTD.
MSRP: $2,794.95Now: $2,515.46Was: $2,794.95BELT DRIVES LTD. 2" Drive Belt EV-575-B Experience enhanced performance with the BELT DRIVES LTD. 2" Drive Belt EV-575-B. Designed for optimal power transfer, this advanced drive system features a ball-bearing lockup clutch that significantly increases...11200227- SKU:
- 11200227
- Availability:
- Ships Same Business Day
- Weight:
- 34.30 LBS
- TOOTH COUNT:
- 142
- MATERIAL:
- KEVLAR
- STYLE:
- RIBBED
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- BELT DRIVE KIT
- WIDTH IMPERIAL:
- 2'
MSRP: $2,794.95Now: $2,515.46Was: $2,794.95 -
On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for 1970-1978 Harley-Davidson Shovelhead SH-500-B
BELT DRIVES LTD.
MSRP: $2,794.95Now: $2,515.46Was: $2,794.95High-Performance 2" Drive Belt SH-500-B by BELT DRIVES LTD. Experience enhanced power transfer and durability with the BELT DRIVES LTD. 2" Drive Belt SH-500-B. This premium drive belt system is engineered for superior performance, featuring a...11200228- SKU:
- 11200228
- Availability:
- Ships Same Business Day
- Weight:
- 34.40 LBS
- PRODUCT NAME:
- BELT DRIVE KIT
- TOOTH COUNT:
- 132
- WIDTH IMPERIAL:
- 2'
- COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- MATERIAL:
- KEVLAR
- STYLE:
- RIBBED
- UNITS:
- KIT
MSRP: $2,794.95Now: $2,515.46Was: $2,794.95 -
On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for 2007-2017 Harley-Davidson Softail and Dyna Models EVO-8S-2
BELT DRIVES LTD.
MSRP: $3,033.95Now: $2,730.56Was: $3,033.95Belt Drives Ltd. 2" Drive Belt EVO-8S-2 Experience enhanced performance with the Belt Drives Ltd. 2" Drive Belt EVO-8S-2, designed for optimal power transfer and durability. This advanced clutch system features a ball-bearing lockup mechanism that...11200229- SKU:
- 11200229
- Availability:
- Ships Same Business Day
- Weight:
- 34.85 LBS
- STYLE:
- RIBBED
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- WIDTH IMPERIAL:
- 2'
- COLOR/FINISH:
- POLISHED
- MATERIAL:
- KEVLAR
- PRODUCT NAME:
- BELT DRIVE KIT
- TOOTH COUNT:
- 142
MSRP: $3,033.95Now: $2,730.56Was: $3,033.95Qty in Cart: 0Quantity:Price:MSRP: $3,033.95Now: $2,730.56Was: $3,033.95Subtotal: -
On Sale
Belt Drives Ltd 2" Polished Open Belt Drive Kit for Harley-Davidson Touring Models 1990-2006 EVO-11S-2
BELT DRIVES LTD.
MSRP: $3,355.95Now: $3,020.36Was: $3,355.95Belt Drives Ltd. 2" Drive Belt Polished EVO-11S-2 Experience superior performance with the Belt Drives Ltd. 2" Drive Belt Polished EVO-11S-2. This premium drive belt system is designed to enhance your ride while maintaining compatibility with stock...11200231- SKU:
- 11200231
- Availability:
- Ships Same Business Day
- Weight:
- 34.85 LBS
- PRODUCT NAME:
- BELT DRIVE KIT
- RIDING STYLE:
- STREET
- WIDTH IMPERIAL:
- 2'
- TOOTH COUNT:
- 132
- COLOR/FINISH:
- POLISHED
- STYLE:
- RIBBED
- UNITS:
- KIT
MSRP: $3,355.95Now: $3,020.36Was: $3,355.95 -
On Sale
Belt Drives Ltd 2" Open Belt Drive Kit for Harley-Davidson FXR 1990-2006 Black EVO-11S-2B
BELT DRIVES LTD.
MSRP: $3,590.95Now: $3,231.86Was: $3,590.95BELT DRIVES LTD. 2" Drive Belt Black EVO-11S-2B Experience superior performance with the BELT DRIVES LTD. 2" Drive Belt, designed for optimal efficiency and reliability. This kit features a robust ball-bearing lockup clutch and a new full-coverage side...11200232- SKU:
- 11200232
- Availability:
- Ships Same Business Day
- Weight:
- 34.85 LBS
- STYLE:
- RIBBED
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- BELT DRIVE KIT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 132
- WIDTH IMPERIAL:
- 2'
MSRP: $3,590.95Now: $3,231.86Was: $3,590.95 -
On Sale
Belt Drives Ltd 2" Shorty Drive Belt for 1970-1978 Harley-Davidson Electra Glide FLH SHS-600
BELT DRIVES LTD.
MSRP: $1,759.95Now: $1,583.96Was: $1,759.95BELT DRIVES LTD. Shorty Drive Belt SHS-600 Enhance your electric start applications with the Shorty Drive Belt SHS-600 from Belt Drives Ltd. This comprehensive kit is engineered for optimal performance, featuring a robust design that ensures reliability...11200213- SKU:
- 11200213
- Availability:
- Ships Same Business Day
- Weight:
- 25.30 LBS
- PRODUCT NAME:
- BELT DRIVE KIT
- RIDING STYLE:
- STREET
- WIDTH IMPERIAL:
- 2'
- COLOR/FINISH:
- BLACK
- STYLE:
- RIBBED
- UNITS:
- EACH
- TOOTH COUNT:
- 140
MSRP: $1,759.95Now: $1,583.96Was: $1,759.95 -
On Sale
Belt Drives Ltd Non-Compensator Sprocket Kit for 2006 Harley-Davidson FXDBI Street Bob CDSK-25
BELT DRIVES LTD.
MSRP: $106.95Now: $96.26Was: $106.95BELT DRIVES LTD. Non-Compensator Sprocket Kit CDSK-25 Upgrade your motorcycle's performance with the Belt Drives Ltd. Non-Compensator Sprocket Kit CDSK-25. This innovative kit simplifies your drivetrain by eliminating the need for a complete compensator...11200412- SKU:
- 11200412
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET KIT
- TYPE:
- PRIMARY
MSRP: $106.95Now: $96.26Was: $106.95 -
On Sale
Belt Drives Ltd Replacement Belt for Harley-Davidson Softail Models 2007-2013 BDL-142
BELT DRIVES LTD.
MSRP: $185.95Now: $167.36Was: $185.95BELT DRIVES LTD. Replacement Belt BDL-142 The BDL-142 Replacement Belt from Belt Drives Ltd. is engineered for optimal performance in BDL primary drives. Designed for durability and efficiency, this belt ensures a smooth operation, making it an essential...11200415- SKU:
- 11200415
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PRODUCT NAME:
- DRIVE BELT
- TOOTH COUNT:
- 142
- WIDTH IMPERIAL:
- 1-1/2'
- RIDING STYLE:
- STREET
- TYPE:
- PRIMARY
- UNITS:
- EACH
- STYLE:
- RIBBED
MSRP: $185.95Now: $167.36Was: $185.95 -
On Sale
Belt Drives Ltd 3" Belt Drive Kit for 1970-1978 Harley-Davidson FLH Electra Glide SHS-630
BELT DRIVES LTD.
MSRP: $1,983.95Now: $1,785.56Was: $1,983.95BELT DRIVES LTD. 3" Belt Drive Kit SHS-630 Elevate your electric start applications with the BELT DRIVES LTD. 3" Belt Drive Kit SHS-630. This comprehensive kit is engineered for optimal performance and includes everything you need for a seamless...11200417- SKU:
- 11200417
- Availability:
- Ships Same Business Day
- Weight:
- 36.40 LBS
- PRODUCT NAME:
- BELT DRIVE KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
MSRP: $1,983.95Now: $1,785.56Was: $1,983.95 -
On Sale
Belt Drives Ltd 3" Belt Drive Kit with Starter for 1970-1978 Harley-Davidson FLH SHS-630ST
BELT DRIVES LTD.
MSRP: $2,559.95Now: $2,303.96Was: $2,559.95Premium 3" Belt Drive Kit by Belt Drives Ltd. This high-performance belt drive kit is specifically designed for electric start applications, ensuring reliable operation and smooth performance. Featuring a comprehensive set of components, this kit is...11200418- SKU:
- 11200418
- Availability:
- Ships Same Business Day
- Weight:
- 36.40 LBS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- PRODUCT NAME:
- BELT DRIVE KIT
MSRP: $2,559.95Now: $2,303.96Was: $2,559.95 -
On Sale
Belt Drives Ltd Clutch Basket for Harley-Davidson Big Twin 2007-2017 Dyna 2006 CDB-720-SG4
BELT DRIVES LTD.
MSRP: $752.95Now: $677.66Was: $752.95Premium Chain Drive Clutch Basket CDB-720-SG4 by BELT DRIVES LTD. Experience enhanced performance with the CDB-720-SG4 Chain Drive Clutch Basket, engineered to exceed OEM standards. This robust assembly includes a primary chain sprocket and a 106T...11200430- SKU:
- 11200430
- Availability:
- Ships Same Business Day
- Weight:
- 7.45 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- CLUTCH BASKET
- TOOTH COUNT:
- 106
MSRP: $752.95Now: $677.66Was: $752.95 -
On Sale
Belt Drives Ltd Primary Chain Drive System with Clutch for 1979-1983 Harley-Davidson FXE Super Glide CD-1-70
BELT DRIVES LTD.
MSRP: $1,208.95Now: $1,088.06Was: $1,208.95Advanced Primary Drive System Electric Start CD-1-70 Experience unparalleled performance with the Advanced Primary Drive System Electric Start CD-1-70. This comprehensive kit is designed for seamless installation and optimal functionality, ensuring your...DS191014- SKU:
- DS191014
- Availability:
- Ships Same Business Day
- Weight:
- 22.45 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- PRIMARY CHAIN DRIVE KIT
- UNITS:
- KIT
MSRP: $1,208.95Now: $1,088.06Was: $1,208.95 -
On Sale
Belt Drives Ltd Primary Chain Drive System with Clutch for 1990-1998 Harley-Davidson Softail and Dyna Models CD-1-90
BELT DRIVES LTD.
MSRP: $1,208.95Now: $1,088.06Was: $1,208.95Premium Electric Start Primary Drive System - CD-1-90 Enhance your ride with the BELT DRIVES LTD. CD-1-90 Primary Drive System, designed for seamless performance and reliability. This complete kit ensures a smooth start and optimal power transfer, making...DS191018- SKU:
- DS191018
- Availability:
- Ships Same Business Day
- Weight:
- 24.13 LBS
- PRODUCT NAME:
- PRIMARY CHAIN DRIVE KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
MSRP: $1,208.95Now: $1,088.06Was: $1,208.95 -
On Sale
Belt Drives Ltd Polished Domed Pulley Cover Kit for 1986-1989 Harley Davidson FLST Heritage Softail MD-100
BELT DRIVES LTD.
MSRP: $94.95Now: $85.46Was: $94.95BELT DRIVES LTD. Polished Domes for Belt Pulley MD-100 Elevate your belt drive system with the Belt Drives Ltd. Polished Domes, designed specifically for the MD-100 model. This comprehensive kit includes everything you need for a seamless installation,...DS191026- SKU:
- DS191026
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TOOTH COUNT:
- 47
- TYPE:
- PULLEY
- PRODUCT NAME:
- COVER
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 72
- UNITS:
- KIT
MSRP: $94.95Now: $85.46Was: $94.95 -
On Sale
Belt Drives Ltd 1.5" 65 Tooth Pulley for 1999 Harley-Davidson FLHTCI Electra Glide Classic RPP-65
BELT DRIVES LTD.
MSRP: $439.95Now: $395.96Was: $439.95BELT DRIVES LTD. 1.50" Pulley Plain 65 Tooth RPP-65 Experience superior performance with the BELT DRIVES LTD. 1.50" Pulley Plain 65 Tooth RPP-65. Crafted from high-quality CNC billet aluminum, this pulley guarantees precision and durability, ensuring...DS325817- SKU:
- DS325817
- Availability:
- Ships Same Business Day
- Weight:
- 6.38 LBS
- MATERIAL:
- BILLET ALUMINUM
- MODEL:
- SOLID
- TOOTH COUNT:
- 65
- WIDTH IMPERIAL:
- 1-1/2'
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
MSRP: $439.95Now: $395.96Was: $439.95
