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Dirt Bike Drivetrain

Dirt Bike Drivetrain

Dirt Bike Drivetrain

Dirt Bike Drivetrain Parts at JJ Motorsports

Enhance your dirt bike’s power transfer with premium drivetrain parts from JJ Motorsports. Find heavy-duty chains, front and rear sprockets, and clutch components designed to withstand intense riding demands. Combine these with other motocross gear and parts to maximize acceleration and ride efficiency on the track or trail.

Shop trusted brands like JT Chains for sealed chains and Renthal for ultralight sprockets. Explore related categories such as Dirt Bike Engine Parts for power upgrades or Dirt Bike Exhaust for complete tuning.

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
  • Hinson Racing Clutch Kit Gas Gas EX 250 2021-2024 FSC373-8-002

    Hinson Racing Clutch Kit Gas Gas EX 250 2021-2024 FSC373-8-002

    HINSON RACING

    $299.99
    Factory clutch systems struggle under aggressive riding, slipping under load and wearing prematurely. The Hinson Racing Clutch Kit FSC373-8-002 delivers precision-engineered friction plates and steel components that restore crisp engagement, extend...
    11313948
    SKU:
    11313948
    Availability:
    Ships Same Business Day
    Weight:
    2.46 LBS
    $299.99
    Qty in Cart: 0
    Quantity:
    Price:
    $299.99
    Subtotal:
  • Hinson Racing Clutch Kit for 2012-2024 KTM 500 EXC-F FSC755-8-002

    Hinson Racing Clutch Kit for 2012-2024 KTM 500 EXC-F FSC755-8-002

    HINSON RACING

    $299.99
    If you're running a KTM 500 EXC-F hard on the trail or track, clutch wear directly impacts your ability to manage power delivery and maintain control. The Hinson Racing Clutch Kit FSC755-8-002 replaces worn friction materials and steel plates with...
    11313950
    SKU:
    11313950
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    $299.99
    Qty in Cart: 0
    Quantity:
    Price:
    $299.99
    Subtotal:
  • Hinson Racing Clutch Kit for KTM 250 SX-F 2019-2024 FSC855-7-002

    Hinson Racing Clutch Kit for KTM 250 SX-F 2019-2024 FSC855-7-002

    HINSON RACING

    $299.99
    KTM 250 SX-F clutch systems demand precision components that can handle aggressive engagement cycles without premature wear. This Hinson Racing Clutch Kit delivers the tight tolerances and material quality necessary to maintain consistent performance...
    11313951
    SKU:
    11313951
    Availability:
    Ships Same Business Day
    Weight:
    2.15 LBS
    $299.99
    Qty in Cart: 0
    Quantity:
    Price:
    $299.99
    Subtotal:
  • MOOSE RACING Rebuild Kit - Master Cylinder - Clutch - Sherco 18-4031

    MOOSE RACING Rebuild Kit - Master Cylinder - Clutch - Sherco 18-4031

    MOOSE RACING

    $39.95
    A leaking or spongy clutch master cylinder directly compromises your ability to modulate power and control, especially critical in high-demand riding situations. This Moose Racing rebuild kit restores your Sherco's hydraulic clutch engagement to factory...
    11321960
    SKU:
    11321960
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • MOOSE RACING Rebuild Kit - Master Cylinder - Clutch - Sherco 18-4032

    MOOSE RACING Rebuild Kit - Master Cylinder - Clutch - Sherco 18-4032

    MOOSE RACING

    $39.95
    A leaking or sluggish clutch master cylinder compromises both control and safety—especially critical in racing or aggressive riding. This MOOSE RACING rebuild kit lets you restore OEM functionality and hydraulic integrity without the expense of full...
    11321961
    SKU:
    11321961
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • MOOSE RACING Rebuild Kit - Master Cylinder - Clutch - Gas Gas/Husqvarna 18-4033

    MOOSE RACING Rebuild Kit - Master Cylinder - Clutch - Gas Gas/Husqvarna 18-4033

    MOOSE RACING

    $41.95
    A leaking clutch master cylinder compromises both safety and performance, reducing hydraulic pressure and creating unpredictable engagement characteristics. This MOOSE RACING rebuild kit restores your master cylinder to factory specifications without the...
    11321962
    SKU:
    11321962
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • Rekluse EXP 4.0 Clutch Kit for Suzuki DR650S 1996-2025 RMS-8106010 Rekluse EXP 4.0 Clutch Kit for Suzuki DR650S 1996-2025 RMS-8106010

    Rekluse EXP 4.0 Clutch Kit for Suzuki DR650S 1996-2025 RMS-8106010

    REKLUSE

    $749.00
    The Rekluse EXP 4.0 transforms the DR650S into a machine that works with you instead of against you. By eliminating stalls and automating clutch engagement, you'll maintain momentum and control across technical terrain, rocky climbs, and unpredictable...
    11300849
    SKU:
    11300849
    Availability:
    Ships Same Business Day
    Weight:
    2.07 LBS
    $749.00
    Qty in Cart: 0
    Quantity:
    Price:
    $749.00
    Subtotal:
  • Rekluse RadiusCX 4.0 Clutch Kit KTM 250 EXC-F 2023-2025 RMS-8913191

    Rekluse RadiusCX 4.0 Clutch Kit KTM 250 EXC-F 2023-2025 RMS-8913191

    REKLUSE

    $1,499.00
    If you're running a KTM 250 EXC-F in demanding terrain or high-temperature conditions, clutch heat and engagement inconsistency will cost you lap time and reliability. The Rekluse RadiusCX 4.0 addresses this with a fundamentally redesigned internal...
    11300858
    SKU:
    11300858
    Availability:
    Ships Same Business Day
    Weight:
    3.57 LBS
    $1,499.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,499.00
    Subtotal:
  • Rekluse RadiusX 4.0 Clutch Yamaha MT-07 2014-2024 RMS-8307007

    Rekluse RadiusX 4.0 Clutch Yamaha MT-07 2014-2024 RMS-8307007

    REKLUSE

    $969.00
    If you're running a high-revving Yamaha MT-07, clutch response and heat management directly impact your lap times and overall reliability. The Rekluse RadiusX 4.0 delivers precise engagement control and superior durability through advanced friction...
    11300864
    SKU:
    11300864
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    $969.00
    Qty in Cart: 0
    Quantity:
    Price:
    $969.00
    Subtotal:
  • Rekluse EXP 4.0 Clutch Kit for Yamaha YZ65 2020-2025 RMS-8707072

    Rekluse EXP 4.0 Clutch Kit for Yamaha YZ65 2020-2025 RMS-8707072

    REKLUSE

    $1,059.00
    The Rekluse EXP 4.0 eliminates the learning curve of clutch modulation on your YZ65, letting younger riders focus entirely on line choice and throttle control instead of managing stall-prone engagement. This auto clutch system automatically adjusts to...
    11300865
    SKU:
    11300865
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    $1,059.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,059.00
    Subtotal:
  • UFO Chain Guide - Black - KX 450 KA04766#001

    UFO Chain Guide - Black - KX 450 KA04766#001

    UFO

    $24.95
    A worn chain guide compromises power delivery and accelerates wear on your drivetrain—replacing it with a quality aftermarket guide restores precision and extends component lifespan. The UFO Chain Guide delivers OEM-equivalent performance in a durable,...
    12311701
    SKU:
    12311701
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • UFO Chain Slider - Black - KX 450 KA04767#001

    UFO Chain Slider - Black - KX 450 KA04767#001

    UFO

    $19.95
    Chain sling and whip can accelerate swingarm wear, creating expensive damage that compounds over time. The UFO Chain Slider shields your swingarm from direct contact with the chain, extending component life and maintaining suspension geometry...
    12311702
    SKU:
    12311702
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Front Sprocket - 15 Tooth - Suzuki 26-3162-15CRMO

    MOOSE RACING Front Sprocket - 15 Tooth - Suzuki 26-3162-15CRMO

    MOOSE RACING

    $23.95
    A worn or damaged front sprocket compromises your entire drivetrain's efficiency and can leave you stranded mid-ride. The MOOSE RACING 15-tooth front sprocket delivers the precision engineering and durability you need to maintain consistent power...
    12122171
    SKU:
    12122171
    Availability:
    Ships Same Business Day
    Weight:
    0.54 LBS
    $23.95
    Qty in Cart: 0
    Quantity:
    Price:
    $23.95
    Subtotal:
  • On Sale
    PROX Clutch Basket - Honda 17.1220F PROX Clutch Basket - Honda 17.1220F

    PROX Clutch Basket - Honda 17.1220F

    PROX

    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    A worn or damaged clutch basket degrades engagement quality and creates inconsistent power delivery—a critical liability in racing or high-performance applications. The PROX 17.1220F replaces factory weakness with precision-engineered durability,...
    11321964
    SKU:
    11321964
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    Subtotal:
  • On Sale
    PROX Clutch Basket - Honda 17.1403F PROX Clutch Basket - Honda 17.1403F

    PROX Clutch Basket - Honda 17.1403F

    PROX

    MSRP: $316.95
    Now: $246.00
    Was: $316.95
    A worn or damaged clutch basket directly impacts engagement quality and power delivery—two critical factors that separate consistent lap times from inconsistent performance. The PROX 17.1403F replaces OEM baskets with precision-machined billet...
    11321965
    SKU:
    11321965
    Availability:
    Ships Same Business Day
    Weight:
    1.60 LBS
    MSRP: $316.95
    Now: $246.00
    Was: $316.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $316.95
    Now: $246.00
    Was: $316.95
    Subtotal:
  • On Sale
    PROX Clutch Basket - RM 125 17.3292F PROX Clutch Basket - RM 125 17.3292F

    PROX Clutch Basket - RM 125 17.3292F

    PROX

    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    OE-precision clutch baskets wear down under racing loads, causing inconsistent engagement and premature failure. The PROX Clutch Basket for RM 125 eliminates this problem through aerospace-grade materials and a proprietary manufacturing process that...
    11321966
    SKU:
    11321966
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    Subtotal:
  • On Sale
    PROX Clutch Basket - RM 250 17.3396F PROX Clutch Basket - RM 250 17.3396F

    PROX Clutch Basket - RM 250 17.3396F

    PROX

    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    OEM clutch baskets wear prematurely under racing loads, causing inconsistent engagement and reduced power delivery. The PROX RM 250 clutch basket eliminates this problem with aerospace-grade construction and advanced surface treatments designed...
    11321968
    SKU:
    11321968
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $299.95
    Now: $221.00
    Was: $299.95
    Subtotal:
  • On Sale
    PROX Clutch Plate Set - SX 60/65 16.CPS60098 PROX Clutch Plate Set - SX 60/65 16.CPS60098

    PROX Clutch Plate Set - SX 60/65 16.CPS60098

    PROX

    MSRP: $105.95
    Now: $85.00
    Was: $105.95
    If you're pushing your SX 60/65 to the limit, OEM clutch plates won't cut it—they'll slip under hard acceleration and leave you wondering if you've got enough power. The PROX Clutch Plate Set gives you the full friction and steel plate lineup you need...
    11313952
    SKU:
    11313952
    Availability:
    Ships Same Business Day
    Weight:
    0.96 LBS
    MSRP: $105.95
    Now: $85.00
    Was: $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $105.95
    Now: $85.00
    Was: $105.95
    Subtotal:
  • On Sale
    PROX Clutch Plate Set - YZ 450F 16.CPS24014 PROX Clutch Plate Set - YZ 450F 16.CPS24014

    PROX Clutch Plate Set - YZ 450F 16.CPS24014

    PROX

    MSRP: $155.95
    Now: $127.00
    Was: $155.95
    If you're experiencing clutch slip under aggressive throttle or heavy load, a worn or marginal clutch plate set will cost you consistency and control on the track. The PROX Clutch Plate Set for YZ 450F delivers complete friction and steel plate renewal...
    11312542
    SKU:
    11312542
    Availability:
    Ships Same Business Day
    Weight:
    2.18 LBS
    MSRP: $155.95
    Now: $127.00
    Was: $155.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $155.95
    Now: $127.00
    Was: $155.95
    Subtotal:
  • On Sale
    PROX Clutch Pressure Plate - KX 125 18.P4294

    PROX Clutch Pressure Plate - KX 125 18.P4294

    PROX

    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    A worn or damaged clutch pressure plate directly compromises your KX 125's power transfer and throttle response, forcing you to compensate with riding technique instead of trusting your machine. This OEM-spec PROX unit restores factory engagement...
    11311492
    SKU:
    11311492
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    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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