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
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DIAMOND 530 - Drive Chain - 110 Links DMD-5301R110NZE
DIAMOND
$173.95Chain wear is one of the fastest ways to lose power transfer and reliability on the track or street. The DIAMOND 530 XDL keeps your drivetrain running at peak efficiency with an oil-impregnated bushing design that continuously lubricates the pin-bushing...DS192022- SKU:
- DS192022
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- NUMBER OF LINKS:
- 110
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 530
- CHAIN TYPE:
- 530 STD
- COLOR/FINISH:
- NATURAL
- MODEL:
- XDL SERIES
- UNITS:
- EACH
- MASTER LINK CONNECTOR:
- CLIP
$173.95 -
DIAMOND 530 - Drive Chain - 120 Links DMD-5301R120NZE
DIAMOND
$193.95A 530 chain is the standard for serious track and street racing applications, delivering reliable power transfer at high RPM. The DIAMOND 530 XDL addresses one of the most common chain failure points—inadequate lubrication between the pin and bushing—by...DS192031- SKU:
- DS192031
- Availability:
- Ships Same Business Day
- Weight:
- 4.31 LBS
- CHAIN SIZE:
- 530
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- MASTER LINK CONNECTOR:
- CLIP
- CHAIN TYPE:
- 530 STD
- COLOR/FINISH:
- NATURAL
- MODEL:
- XDL SERIES
- UNITS:
- EACH
$193.95 -
DIAMOND Primary Chain - #428-2-82 - 4-Speed DMD-4282RV82NCA
DIAMOND
$208.95A primary chain is the backbone of your 4-speed transmission's power delivery—it needs to handle aggressive acceleration and consistent load without stretching or breaking. Diamond's endless link design eliminates weak master link connections, giving you...DS192090- SKU:
- DS192090
- Availability:
- Ships Same Business Day
- Weight:
- 3.56 LBS
- PRODUCT NAME:
- PRIMARY CHAIN
- RIDING STYLE:
- STREET
- NUMBER OF LINKS:
- 82
- UNITS:
- EACH
$208.95 -
DIAMOND Primary Chain - #35-3-94 DMD-C35-3R94NRI
DIAMOND
$174.95A primary chain is the backbone of your engine's power delivery system—it directly impacts reliability, efficiency, and overall drivetrain longevity. The DIAMOND Primary Chain #35-3-94 delivers the precision engineering and durability demanded by serious...DS192092- SKU:
- DS192092
- Availability:
- Ships Same Business Day
- Weight:
- 2.38 LBS
- RIDING STYLE:
- STREET
- NUMBER OF LINKS:
- 94
- PRODUCT NAME:
- PRIMARY CHAIN
- UNITS:
- EACH
$174.95 -
DIAMOND 530 - Connecting Link - Clip DMD5301SCCOLINK
DIAMOND
$6.95A worn or damaged chain connecting link can compromise your entire drivetrain's reliability and performance. The DIAMOND 530 Connecting Link is a direct replacement that restores proper chain tension and engagement, ensuring consistent power delivery...DS192152- SKU:
- DS192152
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CHAIN TYPE:
- 530 STANDARD
- TYPE:
- CLIP
- MODEL:
- 530 STANDARD SERIES
- PRODUCT NAME:
- CONNECTING LINK
- COLOR/FINISH:
- GRAY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$6.95 -
DIAMOND 530 X - DLX - Drive Chain - 102 Links DL-530-1R102NAE
DIAMOND
$226.95A reliable 530 chain is fundamental to consistent power delivery and predictable handling on track or in competition. The DIAMOND 530 X-DLX features oil-impregnated bushings that reduce wear and extend service intervals, keeping your drivetrain efficient...DS192214- SKU:
- DS192214
- Availability:
- Ships Same Business Day
- Weight:
- 3.81 LBS
- CHAIN TYPE:
- 530 XDL
- MASTER LINK CONNECTOR:
- CLIP
- MODEL:
- XDL SERIES
- NUMBER OF LINKS:
- 102
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
$226.95 -
DIAMOND 530 X - DLX - Drive Chain - 104 Links DL-530-1R104NAE
DIAMOND
$231.95A properly lubricated chain is the backbone of reliable power transfer in high-performance applications. The DIAMOND 530 X - DLX features oil-impregnated bushings that continuously supply lubrication to the pin-bushing contact area, reducing wear and...DS192216- SKU:
- DS192216
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- NUMBER OF LINKS:
- 104
- COLOR/FINISH:
- NATURAL
- MODEL:
- XDL SERIES
- UNITS:
- EACH
- CHAIN TYPE:
- 530 XDL
- MASTER LINK CONNECTOR:
- CLIP
- CHAIN SIZE:
- 530
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
$231.95 -
DIAMOND 530 X - DLX - Drive Chain - 106 Links DL-530-1R106NAE
DIAMOND
$235.95A reliable drive chain is the foundation of any high-performance drivetrain. The DIAMOND 530 X - DLX features oil-impregnated bushings that eliminate the need for constant manual lubrication, reducing wear and extending service life between replacements...DS192218- SKU:
- DS192218
- Availability:
- Ships Same Business Day
- Weight:
- 3.94 LBS
- COLOR/FINISH:
- NATURAL
- RIDING STYLE:
- STREET
- CHAIN TYPE:
- 530 XDL
- MASTER LINK CONNECTOR:
- CLIP
- PRODUCT NAME:
- DRIVE CHAIN
- CHAIN SIZE:
- 530
- MODEL:
- XDL SERIES
- NUMBER OF LINKS:
- 106
- UNITS:
- EACH
$235.95 -
DIAMOND 530 X - DLX - Drive Chain - 110 Links DL-530-1R110NAE
DIAMOND
$244.95A reliable 530 drive chain is non-negotiable for any high-performance application—and the DIAMOND 530 X-DLX delivers the durability and consistent power transfer your drivetrain demands. The oil-impregnated bushing design eliminates guesswork on...DS192222- SKU:
- DS192222
- Availability:
- Ships Same Business Day
- Weight:
- 4.06 LBS
- CHAIN TYPE:
- 530 XDL
- COLOR/FINISH:
- NATURAL
- MODEL:
- XDL SERIES
- NUMBER OF LINKS:
- 110
- UNITS:
- EACH
- MASTER LINK CONNECTOR:
- CLIP
- CHAIN SIZE:
- 530
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
$244.95 -
DIAMOND 530 X - DLX - Drive Chain - 120 Links DL-530-1R120NAE
DIAMOND
$266.95A reliable drive chain is the foundation of consistent power transfer and predictable handling on the track or trail. The Diamond 530 X-DLX keeps your drivetrain running clean and efficient with integrated lubrication that reduces wear on critical pin...DS192231- SKU:
- DS192231
- Availability:
- Ships Same Business Day
- Weight:
- 4.44 LBS
- CHAIN SIZE:
- 530
- MASTER LINK CONNECTOR:
- CLIP
- MODEL:
- XDL SERIES
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- CHAIN TYPE:
- 530 XDL
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- COLOR/FINISH:
- NATURAL
$266.95 -
DIAMOND 530 DL - Connecting Link DL5301SCCOLINKM
DIAMOND
$7.95A worn or damaged connecting link compromises chain integrity and creates unpredictable drivetrain behavior—exactly what you don't need at high RPM or under load. The DIAMOND 530 DL replacement connecting link restores your chain's structural integrity...DS192252- SKU:
- DS192252
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- COLOR/FINISH:
- GRAY
- MODEL:
- 530 XDL SERIES
- PRODUCT NAME:
- CONNECTING LINK
- RIDING STYLE:
- STREET
- TYPE:
- CLIP
- UNITS:
- EACH
- CHAIN TYPE:
- 530 XDL
$7.95 -
DIAMOND Primary Chain - 428-2 x 86 DMD-4282RV86NCA
DIAMOND
$218.95A reliable primary chain is foundational to consistent power delivery and engine longevity. The DIAMOND 428-2 x 86 Primary Chain delivers the strength and precision needed for high-rpm applications, whether you're running a street bike, mini bike, or...11200410- SKU:
- 11200410
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- PRODUCT NAME:
- PRIMARY CHAIN
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MODEL:
- DIAMOND
$218.95 -
DIAMOND Primary Chain - #428-2-76 - 5-Speed DMD-4282RV76NCA
DIAMOND
$192.95A reliable primary chain is the backbone of any high-performance drivetrain—if it fails, so does your machine. The DIAMOND Primary Chain #428-2-76 delivers the durability and precision that professional racers and serious enthusiasts demand, engineered...DS192094- SKU:
- DS192094
- Availability:
- Ships Same Business Day
- Weight:
- 3.25 LBS
- NUMBER OF LINKS:
- 76
- PRODUCT NAME:
- PRIMARY CHAIN
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$192.95 -
BARNETT Extra Plate Clutch Kit 307-30-10013
BARNETT
$280.49A clutch kit that demands precision engagement and won't leave you stranded on the track or street. BARNETT's extra plate design increases friction surface area, delivering smoother power delivery and extended clutch life under sustained load. Whether...DS223472- SKU:
- DS223472
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- FRICTION PLATE MATERIAL:
- ARAMID FIBER
- PRODUCT NAME:
- CLUTCH PLATE KIT
- RIDING STYLE:
- STREET
- DRIVE PLATE MATERIAL:
- STEEL
- UNITS:
- KIT
$280.49 -
BARNETT Heavy Duty Clutch Spring 502-00-01078
BARNETT
$34.13Stock clutch springs compress under sustained high-RPM operation and aggressive driving, compromising engagement consistency and accelerating wear on your clutch assembly. The BARNETT Heavy Duty Clutch Spring delivers approximately 20% greater spring...DS223743- SKU:
- DS223743
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- PRODUCT NAME:
- SPRING
- SPRING MATERIAL:
- STAINLESS STEEL
- STYLE:
- DIAPHRAGM SPRING
- UNITS:
- EACH
$34.13 -
BARNETT Drive Plate 401-30-063100
BARNETT
$8.79The BARNETT Drive Plate 401-30-063100 delivers the thermal stability and shift precision your high-performance drivetrain demands under sustained racing conditions. Whether you're running a wet or dry clutch setup, this U.S.-manufactured plate handles...DS223771- SKU:
- DS223771
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- PRODUCT NAME:
- DRIVE PLATE
- TYPE:
- CLUTCH
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- DRIVE PLATE MATERIAL:
- STEEL
$8.79 -
BARNETT Clutch Friction Plates 302-30-10090
BARNETT
$143.33If you're running a high-performance clutch under demanding conditions, stock friction plates won't cut it. BARNETT's carbon fiber and aramid plate construction delivers the thermal stability and engagement consistency you need for precision shifting...DS223773- SKU:
- DS223773
- Availability:
- Ships Same Business Day
- Weight:
- 1.63 LBS
- RIDING STYLE:
- STREET
- FRICTION PLATE MATERIAL:
- DUPONT™ KEVLAR®
- UNITS:
- SET OF 7
- PRODUCT NAME:
- FRICTION PLATE SET
- TYPE:
- CLUTCH
$143.33 -
BARNETT Clutch Kit 303-30-10043
BARNETT
$297.41A worn or slipping clutch robs your engine of power delivery and wastes your acceleration potential. The BARNETT Clutch Kit 303-30-10043 restores full clamping force and engagement precision with heavy-duty friction materials engineered for street and...11312445- SKU:
- 11312445
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- STREET
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES SPRINGS
- FRICTION PLATE MATERIAL:
- DUPONT™ KEVLAR®
- TYPE:
- COMPLETE
- UNITS:
- KIT
$297.41 -
BARNETT Heavy Duty Clutch Spring 502-00-01077
BARNETT
$42.67OEM clutch springs reach their limits under sustained track abuse—they lose tension, cause slippage, and rob you of consistent power delivery. The BARNETT Heavy Duty Clutch Spring delivers approximately 20% more clamping force than factory springs,...DS223742- SKU:
- DS223742
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- TYPE:
- CLUTCH
- RIDING STYLE:
- STREET
- SPRING MATERIAL:
- STAINLESS STEEL
- STYLE:
- DIAPHRAGM SPRING
- UNITS:
- EACH
- PRODUCT NAME:
- SPRING
$42.67 -
BARNETT Extra Plate Clutch Kit - Carbon Fiber 307-30-20011
BARNETT
$253.05A clutch that can handle sustained high-RPM shifts and aggressive engagement without fade or chatter is non-negotiable for serious performance driving. The BARNETT Extra Plate Clutch Kit combines carbon fiber friction plates with aramid compounds to...DS223750- SKU:
- DS223750
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- UNITS:
- KIT
- DRIVE PLATE MATERIAL:
- STEEL
- FRICTION PLATE MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- CLUTCH PLATE KIT
- RIDING STYLE:
- STREET
$253.05
