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
-
On Sale
ANDREWS Countershaft 296700
ANDREWS
MSRP: $184.95Now: $166.46Was: $184.95Sold individually unless noted, All Andrews parts are made in the U.S.A.DS199423- SKU:
- DS199423
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- PRODUCT NAME:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TRANSMISSION TYPE:
- 5 SPEED
MSRP: $184.95Now: $166.46Was: $184.95Qty in Cart: 0Quantity:Price:MSRP: $184.95Now: $166.46Was: $184.95Subtotal: -
On Sale
ANDREWS 5-Speed Mainshaft 296900
ANDREWS
MSRP: $342.95Now: $308.66Was: $342.95Sold individually, unless noted.DS199424- SKU:
- DS199424
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- STYLE:
- 5 SPEED
- STYLE:
- BELT DRIVE
- PRODUCT NAME:
- MAINSHAFT
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION
- UNITS:
- EACH
MSRP: $342.95Now: $308.66Was: $342.95 -
On Sale
ANDREWS Mainshaft Clutch Gear 205340
ANDREWS
MSRP: $69.95Now: $62.96Was: $69.95Sold individually, unless noted.DS199425- SKU:
- DS199425
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- GEAR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- CLUTCH
MSRP: $69.95Now: $62.96Was: $69.95 -
On Sale
ANDREWS 3rd Gear Mainshaft 206215
ANDREWS
MSRP: $115.95Now: $104.36Was: $115.95Sold individually, unless noted.DS199426- SKU:
- DS199426
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- GEAR
- THIRD GEAR RATIO:
- 1.23:1
- TYPE:
- THIRD GEAR
- RIDING STYLE:
- STREET
- STYLE:
- STANDARD RATIO
- UNITS:
- EACH
MSRP: $115.95Now: $104.36Was: $115.95 -
On Sale
ANDREWS Stock Cluster Gear 206335
ANDREWS
MSRP: $216.95Now: $195.26Was: $216.95Sold individually, unless noted.DS199427- SKU:
- DS199427
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- PRODUCT NAME:
- GEAR
- RIDING STYLE:
- STREET
- THIRD GEAR RATIO:
- 1.23:1
- TYPE:
- STOCK CLUSTER
- UNITS:
- EACH
- STYLE:
- STANDARD RATIO
MSRP: $216.95Now: $195.26Was: $216.95 -
On Sale
ANDREWS 4-Speed Mainshaft 258080
ANDREWS
MSRP: $341.95Now: $307.76Was: $341.95Sold individually, unless noted.DS199402- SKU:
- DS199402
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- PRODUCT NAME:
- MAINSHAFT
- RIDING STYLE:
- STREET
- STYLE:
- 4-SPEED
- TYPE:
- TRANSMISSION
- UNITS:
- EACH
MSRP: $341.95Now: $307.76Was: $341.95Qty in Cart: 0Quantity:Price:MSRP: $341.95Now: $307.76Was: $341.95Subtotal: -
On Sale
ANDREWS 4-Speed Mainshaft 258120
ANDREWS
MSRP: $263.95Now: $237.56Was: $263.95Sold individually, unless noted.DS199403- SKU:
- DS199403
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- STYLE:
- 4-SPEED
- UNITS:
- EACH
- PRODUCT NAME:
- MAINSHAFT
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION
MSRP: $263.95Now: $237.56Was: $263.95 -
On Sale
ANDREWS 3rd Gear Set - Close Ratio 203375
ANDREWS
MSRP: $331.95Now: $298.76Was: $331.95Sold individually, unless noted.DS199404- SKU:
- DS199404
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
- PRODUCT NAME:
- GEAR SET
- RIDING STYLE:
- STREET
- STYLE:
- CLOSE RATIO
- THIRD GEAR RATIO:
- 1.35:1
- UNITS:
- SET
- TYPE:
- THIRD GEAR
MSRP: $331.95Now: $298.76Was: $331.95 -
On Sale
ANDREWS 1st Gear - Close Ratio 201105
ANDREWS
MSRP: $175.95Now: $158.36Was: $175.95Sold individually, unless noted.DS199406- SKU:
- DS199406
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- PRODUCT NAME:
- GEAR SET
- FIRST GEAR RATIO:
- 2.44:1
- RIDING STYLE:
- STREET
- TYPE:
- FIRST GEAR
- UNITS:
- SET
MSRP: $175.95Now: $158.36Was: $175.95Qty in Cart: 0Quantity:Price:MSRP: $175.95Now: $158.36Was: $175.95Subtotal: -
On Sale
ANDREWS 5-Speed Gear Set - 3.24:1 First Ratio 296093
ANDREWS
MSRP: $1,428.95Now: $1,286.06Was: $1,428.95Gears are made from high-nickel alloy steel that is heat-treated and shot-peened for maximum durability and strength, Set includes gears, mainshaft and countershaft, Made in the U.S.A.DS194508- SKU:
- DS194508
- Availability:
- Ships Same Business Day
- Weight:
- 15.00 LBS
- TYPE:
- TRANSMISSION
- FIRST GEAR RATIO:
- 3,24:1
- UNITS:
- SET
- PRODUCT NAME:
- GEAR SET
- RIDING STYLE:
- STREET
- STYLE:
- STANDARD RATIO
MSRP: $1,428.95Now: $1,286.06Was: $1,428.95 -
On Sale
ANDREWS 4-Speed Gear Set - Stock Ratio 210450
ANDREWS
MSRP: $989.95Now: $890.96Was: $989.95Gears are made from high-nickel alloy steel, heat-treated and shot-peened to give maximum durability and strength, Made in the U.S.A.DS194500- SKU:
- DS194500
- Availability:
- Ships Same Business Day
- Weight:
- 9.55 LBS
- UNITS:
- SET
- THIRD GEAR RATIO:
- 1.23:1
- TYPE:
- TRANSMISSION
- STYLE:
- STANDARD RATIO
- FIRST GEAR RATIO:
- 2.60:1
- PRODUCT NAME:
- GEAR SET
- RIDING STYLE:
- STREET
MSRP: $989.95Now: $890.96Was: $989.95 -
On Sale
ANDREWS Countershaft - 2nd Gear 202160
ANDREWS
MSRP: $89.95Now: $80.96Was: $89.95Sold individually, unless noted.DS199410- SKU:
- DS199410
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- COUNTERSHAFT
- TOOTH COUNT:
- 21
- TYPE:
- SECOND GEAR
- STYLE:
- STANDARD RATIO
- SECOND GEAR RATIO:
- 1.82:1
- UNITS:
- EACH
MSRP: $89.95Now: $80.96Was: $89.95Qty in Cart: 0Quantity:Price:MSRP: $89.95Now: $80.96Was: $89.95Subtotal: -
On Sale
ANDREWS 4-Speed Countershaft 207650
ANDREWS
MSRP: $54.95Now: $49.46Was: $54.95Sold individually, unless noted.DS199413- SKU:
- DS199413
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- COUNTERSHAFT
- RIDING STYLE:
- STREET
- STYLE:
- 4-SPEED
- TYPE:
- TRANSMISSION
MSRP: $54.95Now: $49.46Was: $54.95 -
ALLOY ART Combi Stabilizer - Black DC-1
ALLOY ART
$355.95Body roll during aggressive cornering or emergency maneuvers compromises both your lap times and vehicle control. The ALLOY ART Combi Stabilizer increases frame rigidity through optimized link...11110014- SKU:
- 11110014
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TYPE:
- BOLT-ON
- COLOR/FINISH:
- BLACK ANODIZED
- UNITS:
- KIT
- PRODUCT NAME:
- STABILIZER KIT
$355.95 -
ALLOY ART Combi Stabilizer - Polished DC-2
ALLOY ART
$335.95Body roll during aggressive cornering or emergency maneuvers compromises handling precision and driver confidence. The ALLOY ART Combi Stabilizer increases frame stiffness through optimized link arm...11110015- SKU:
- 11110015
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- COLOR/FINISH:
- POLISHED
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- STABILIZER KIT
- TYPE:
- BOLT-ON
- UNITS:
- KIT
$335.95 -
ALLOY ART Cush Drive Sprocket - Gold - 51 Tooth G2CC51-32
ALLOY ART
$759.95A quality cush drive sprocket absorbs drivetrain shock and reduces wear on your clutch basket and primary gears—essential if you're pushing power through the drivetrain consistently. The ALLOY ART G2...12102506- SKU:
- 12102506
- Availability:
- Ships Same Business Day
- Weight:
- 7.05 LBS
- COLOR/FINISH:
- GOLD
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
- TYPE:
- CUSH DRIVE
- COLOR/FINISH:
- MACHINED
- RIDING STYLE:
- STREET
$759.95Qty in Cart: 0Quantity:Price:$759.95Subtotal: -
ALLOY ART TXR Stabilizer TXR-3
ALLOY ART
$347.95Frame flex and motor movement rob horsepower and compromise handling, especially under hard acceleration and aggressive cornering. The ALLOY ART TXR Stabilizer triangulates your engine and...11110007- SKU:
- 11110007
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- PRODUCT NAME:
- STABILIZER KIT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK ANODIZED
- MATERIAL:
- 6061 ALUMINUM
- TYPE:
- BOLT-ON
$347.95 -
ALLOY ART Stabilizer - Black 09TS-2
ALLOY ART
$149.95Frame flex and motor oscillation rob your engine of power and compromise handling precision when you need it most. The ALLOY ART Stabilizer eliminates unwanted frame movement, keeping your powertrain...11110012- SKU:
- 11110012
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- TOURING FRAME
- TYPE:
- STABILIZER
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
$149.95 -
ALLOY ART Frame Stabilizer - Black M8TS-2
ALLOY ART
$169.95Frame flex and motor oscillation compromise both handling precision and structural integrity during hard acceleration and cornering. The ALLOY ART Frame Stabilizer eliminates unwanted movement at the...11110017- SKU:
- 11110017
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- TOURING FRAME
- RIDING STYLE:
- STREET
- TYPE:
- STABILIZER
$169.95 -
ALLOY ART Cush Drive Sprocket - 51 Tooth G2CC51-31
ALLOY ART
$759.95If you're running a high-performance drivetrain, your cush drive sprocket absorbs shock loads and reduces drivetrain stress—directly translating to smoother power delivery and longer component life...12102505- SKU:
- 12102505
- Availability:
- Ships Same Business Day
- Weight:
- 6.80 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- CUSH DRIVE
- COLOR/FINISH:
- MACHINED
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 51
$759.95
