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Harley Drivetrain

Harley Drivetrain

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

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
  • DRAG SPECIALTIES Clutch Hub Lock Washers 17-0008-10-HC3

    DRAG SPECIALTIES Clutch Hub Lock Washers 17-0008-10-HC3

    DRAG SPECIALTIES

    $18.49
    Sold in 10 pack
    DS194395
    SKU:
    DS194395
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    LOCK WASHER
    TYPE:
    CLUTCH HUB
    UNITS:
    10 PACK
    $18.49
    Qty in Cart: 0
    Quantity:
    Price:
    $18.49
    Subtotal:
  • DRAG SPECIALTIES Clutch Hub Lining with Rivets 17-0002-SC2

    DRAG SPECIALTIES Clutch Hub Lining with Rivets 17-0002-SC2

    DRAG SPECIALTIES

    $11.28
    Complete with rivets
    DS194995
    SKU:
    DS194995
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    LINING
    TYPE:
    CLUTCH HUB
    UNITS:
    KIT
    $11.28
    Qty in Cart: 0
    Quantity:
    Price:
    $11.28
    Subtotal:
  • DRAG SPECIALTIES Clutch Hub Roller Retainer 17-0018-A-BC251

    DRAG SPECIALTIES Clutch Hub Roller Retainer 17-0018-A-BC251

    DRAG SPECIALTIES

    $21.58
    High-quality OEM replacement component
    DS194999
    SKU:
    DS194999
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    UNITS:
    EACH
    TYPE:
    CLUTCH HUB
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    ROLLER RETAINER
    $21.58
    Qty in Cart: 0
    Quantity:
    Price:
    $21.58
    Subtotal:
  • DRAG SPECIALTIES Chrome Kick Start Cover 26-0202C-K

    DRAG SPECIALTIES Chrome Kick Start Cover 26-0202C-K

    DRAG SPECIALTIES

    $172.01
    Includes chrome kick cover, clutch release shaft, clutch release finger and mounting hardware, Installs with included socket-head bolts that replace the existing studs
    11050041
    SKU:
    11050041
    Availability:
    Ships Same Business Day
    Weight:
    2.65 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    COVER
    MOUNTING STYLE:
    9 HOLE
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    STREET
    TYPE:
    KICK STARTER
    $172.01
    Qty in Cart: 0
    Quantity:
    Price:
    $172.01
    Subtotal:
  • DRAG SPECIALTIES Transmission Top Cover - Chrome I35-0028

    DRAG SPECIALTIES Transmission Top Cover - Chrome I35-0028

    DRAG SPECIALTIES

    $106.04
    Beautifully complements other chrome or flat black engine and transmission pieces, Kit 2401-0618 includes two 1/4" - 24 long screws, OEM #1765W; nine 1/4" - 24 short screws, OEM #1766W and one breather screw, OEM #34720-56, Made in the U.S.A.
    11050033
    SKU:
    11050033
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    COLOR/FINISH:
    POWDER-COATED
    PRODUCT NAME:
    COVER
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    CHROME
    MOUNTING STYLE:
    6 HOLE
    TYPE:
    TRANSMISSION TOP
    UNITS:
    EACH
    $106.04
    Qty in Cart: 0
    Quantity:
    Price:
    $106.04
    Subtotal:
  • DRAG SPECIALTIES Kick Shaft with Fingers 26-0202-B

    DRAG SPECIALTIES Kick Shaft with Fingers 26-0202-B

    DRAG SPECIALTIES

    $34.97
    Includes chrome kick cover, clutch release shaft, clutch release finger and mounting hardware, Installs with included socket-head bolts that replace the existing studs, Replacement components available separately
    11120032
    SKU:
    11120032
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    PRODUCT NAME:
    CLUTCH RELEASE SHAFT AND FINGER
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    $34.97
    Qty in Cart: 0
    Quantity:
    Price:
    $34.97
    Subtotal:
  • DRAG SPECIALTIES Kickstarter Rebuild Kit 26-0201C-B

    DRAG SPECIALTIES Kickstarter Rebuild Kit 26-0201C-B

    DRAG SPECIALTIES

    $160.63
    Everything required for a complete rebuild on OEM and PART #DS-241027 kickers, Kit includes shaft, gears, bushings, seals, O-rings, gaskets and other internal components
    11120034
    SKU:
    11120034
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    TYPE:
    KICKSTARTER
    UNITS:
    EACH
    PRODUCT NAME:
    REBUILD KIT
    RIDING STYLE:
    STREET
    $160.63
    Qty in Cart: 0
    Quantity:
    Price:
    $160.63
    Subtotal:
  • DRAG SPECIALTIES Sprocket Shaft Extension - 4-Speed 26-0019

    DRAG SPECIALTIES Sprocket Shaft Extension - 4-Speed 26-0019

    DRAG SPECIALTIES

    $96.77
    High-quality OEM replacement component
    11200269
    SKU:
    11200269
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    COLOR/FINISH:
    CHROME
    MATERIAL:
    STEEL
    TYPE:
    SPROCKET
    PRODUCT NAME:
    SHAFT EXTENSION
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $96.77
    Qty in Cart: 0
    Quantity:
    Price:
    $96.77
    Subtotal:
  • DRAG SPECIALTIES Sprocket Shaft Extension - 5-Speed 26-0018

    DRAG SPECIALTIES Sprocket Shaft Extension - 5-Speed 26-0018

    DRAG SPECIALTIES

    $54.54
    High-quality OEM replacement component
    11200270
    SKU:
    11200270
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    COLOR/FINISH:
    CHROME
    TYPE:
    SPROCKET
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SHAFT EXTENSION
    $54.54
    Qty in Cart: 0
    Quantity:
    Price:
    $54.54
    Subtotal:
  • DRAG SPECIALTIES 6-Hole - Chrome - Live to Ride Derby Cover 33-0067CG

    DRAG SPECIALTIES 6-Hole - Chrome - Live to Ride Derby Cover 33-0067CG

    DRAG SPECIALTIES

    $65.87
    Feature a detailed plated eagle and banner, Script is recessed
    11070629
    SKU:
    11070629
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MODEL:
    LIVE TO RIDE
    MOUNTING STYLE:
    6 HOLE
    PRODUCT NAME:
    DERBY COVER
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    STYLE:
    EAGLE WITH BANNER
    Qty in Cart: 0
    Quantity:
    Price:
    $65.87
    Subtotal:
  • DRAG SPECIALTIES 6-Hole - Gold - Live to Ride Derby Cover 33-0067CGA

    DRAG SPECIALTIES 6-Hole - Gold - Live to Ride Derby Cover 33-0067CGA

    DRAG SPECIALTIES

    $120.46
    Feature a detailed plated eagle and banner, Script is recessed
    11070630
    SKU:
    11070630
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    MODEL:
    LIVE TO RIDE
    MOUNTING STYLE:
    6 HOLE
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    GOLD
    PRODUCT NAME:
    DERBY COVER
    STYLE:
    EAGLE WITH BANNER
    UNITS:
    EACH
    $120.46
    Qty in Cart: 0
    Quantity:
    Price:
    $120.46
    Subtotal:
  • DRAG SPECIALTIES Skull Derby Cover - Chrome - 6 Hole 33-0067SKD

    DRAG SPECIALTIES Skull Derby Cover - Chrome - 6 Hole 33-0067SKD

    DRAG SPECIALTIES

    $95.74
    Die-cast construction, Skull protrudes outward about .750"
    11070631
    SKU:
    11070631
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    STYLE:
    3-D SKULL
    PRODUCT NAME:
    DERBY COVER
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    CHROME
    MOUNTING STYLE:
    6 HOLE
    $95.74
    Qty in Cart: 0
    Quantity:
    Price:
    $95.74
    Subtotal:
  • DRAG SPECIALTIES 5-Hole - Gold - Live to Ride Derby Cover D33-0110GA

    DRAG SPECIALTIES 5-Hole - Gold - Live to Ride Derby Cover D33-0110GA

    DRAG SPECIALTIES

    $135.91
    Feature a detailed plated eagle and banner, Script is recessed
    11070555
    SKU:
    11070555
    Availability:
    Ships Same Business Day
    Weight:
    1.45 LBS
    PRODUCT NAME:
    DERBY COVER
    UNITS:
    EACH
    COLOR/FINISH:
    GOLD
    COLOR/FINISH:
    SILVER
    MODEL:
    LIVE TO RIDE
    MOUNTING STYLE:
    5 HOLE
    STYLE:
    EAGLE WITH BANNER
    RIDING STYLE:
    STREET
    $135.91
    Qty in Cart: 0
    Quantity:
    Price:
    $135.91
    Subtotal:
  • DRAG SPECIALTIES Derby Cover D33-0118MB

    DRAG SPECIALTIES Derby Cover D33-0118MB

    DRAG SPECIALTIES

    $79.26
    DRAG SPECIALTIES Derby Cover
    11070659
    SKU:
    11070659
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    MATTE BLACK
    PRODUCT NAME:
    DERBY COVER
    $79.26
    Qty in Cart: 0
    Quantity:
    Price:
    $79.26
    Subtotal:
  • DRAG SPECIALTIES Derby Cover D33-0118GB

    DRAG SPECIALTIES Derby Cover D33-0118GB

    DRAG SPECIALTIES

    $79.26
    DRAG SPECIALTIES Derby Cover
    11070660
    SKU:
    11070660
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    COLOR/FINISH:
    GLOSS BLACK
    PRODUCT NAME:
    DERBY COVER
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $79.26
    Qty in Cart: 0
    Quantity:
    Price:
    $79.26
    Subtotal:
  • DRAG SPECIALTIES Derby Cover D33-0118WB

    DRAG SPECIALTIES Derby Cover D33-0118WB

    DRAG SPECIALTIES

    $79.26
    DRAG SPECIALTIES Derby Cover
    11070661
    SKU:
    11070661
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    COLOR/FINISH:
    WRINKLE BLACK
    PRODUCT NAME:
    DERBY COVER
    RIDING STYLE:
    STREET
    $79.26
    Qty in Cart: 0
    Quantity:
    Price:
    $79.26
    Subtotal:
  • DRAG SPECIALTIES Derby Cover D33-0118C

    DRAG SPECIALTIES Derby Cover D33-0118C

    DRAG SPECIALTIES

    $59.69
    DRAG SPECIALTIES Derby Cover
    11070662
    SKU:
    11070662
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    DERBY COVER
    $59.69
    Qty in Cart: 0
    Quantity:
    Price:
    $59.69
    Subtotal:
  • DRAG SPECIALTIES Outer Primary Cover - Chrome - '95-'98 Softail 11-0293K

    DRAG SPECIALTIES Outer Primary Cover - Chrome - '95-'98 Softail 11-0293K

    DRAG SPECIALTIES

    $400.62
    Rugged, die-cast aluminum construction, Starter shaft bushings included; seals and other components must be ordered separately to complete installation
    11070035
    SKU:
    11070035
    Availability:
    Ships Same Business Day
    Weight:
    8.86 LBS
    COLOR/FINISH:
    CHROME
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    COVER
    RIDING STYLE:
    STREET
    TYPE:
    OUTER PRIMARY
    UNITS:
    EACH
    $400.62
    Qty in Cart: 0
    Quantity:
    Price:
    $400.62
    Subtotal:
  • DRAG SPECIALTIES 3 Hole Chrome Live to Ride Derby Cover 33-0010CA

    DRAG SPECIALTIES 3 Hole Chrome Live to Ride Derby Cover 33-0010CA

    DRAG SPECIALTIES

    $68.96
    Feature a detailed plated eagle and banner, Script is recessed
    11070155
    SKU:
    11070155
    Availability:
    Ships Same Business Day
    Weight:
    0.72 LBS
    MOUNTING STYLE:
    3 HOLE
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    DERBY COVER
    UNITS:
    EACH
    MODEL:
    LIVE TO RIDE
    STYLE:
    EAGLE WITH BANNER
    $68.96
    Qty in Cart: 0
    Quantity:
    Price:
    $68.96
    Subtotal:
  • DRAG SPECIALTIES 5-Hole - Gold - Live to Ride Derby Cover 33-0065GA

    DRAG SPECIALTIES 5-Hole - Gold - Live to Ride Derby Cover 33-0065GA

    DRAG SPECIALTIES

    $90.59
    Feature a detailed plated eagle and banner, Script is recessed
    11070158
    SKU:
    11070158
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    COLOR/FINISH:
    GOLD
    MOUNTING STYLE:
    5 HOLE
    STYLE:
    EAGLE WITH BANNER
    MODEL:
    LIVE TO RIDE
    PRODUCT NAME:
    DERBY COVER
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $90.59
    Qty in Cart: 0
    Quantity:
    Price:
    $90.59
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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