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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
  • BARNETT Clutch Spring Kit 501-43-06124

    BARNETT Clutch Spring Kit 501-43-06124

    BARNETT

    $31.93
    Spring sets are heavy duty, Made in the U.S.A.
    11310317
    SKU:
    11310317
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    SET OF 6
    PRODUCT NAME:
    SPRING SET
    SPRING MATERIAL:
    STEEL
    TYPE:
    CLUTCH
    Qty in Cart: 0
    Quantity:
    Price:
    $31.93
    Subtotal:
  • BARNETT Clutch Friction Plate 301-70-10038

    BARNETT Clutch Friction Plate 301-70-10038

    BARNETT

    $19.72
    Heavy-duty Series K aramid friction plates and steel drive plates available individually for most models, Made in the U.S.A.
    11310318
    SKU:
    11310318
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    RIDING STYLE:
    ATV
    TYPE:
    CLUTCH
    UNITS:
    EACH
    FRICTION PLATE MATERIAL:
    ARAMID FIBER
    PRODUCT NAME:
    FRICTION PLATE
    RIDING STYLE:
    OFF-ROAD
    $19.72
    Qty in Cart: 0
    Quantity:
    Price:
    $19.72
    Subtotal:
  • BARNETT Clutch Kit 303-45-10020

    BARNETT Clutch Kit 303-45-10020

    BARNETT

    $250.95
    Made in the U.S.A., Complete Dirt Digger clutch kits also available; include friction plates, steel drive plates and springs
    11310408
    SKU:
    11310408
    Availability:
    Ships Same Business Day
    Weight:
    1.96 LBS
    FRICTION PLATE MATERIAL:
    DUPONT™ KEVLAR®
    DRIVE PLATE MATERIAL:
    STEEL
    UNITS:
    KIT
    MODEL:
    DIRT DIGGER
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COMPLETE
    Qty in Cart: 0
    Quantity:
    Price:
    $250.95
    Subtotal:
  • ACERBIS Chain Slider - CRF250R/CRF450R - Black 2367720001

    ACERBIS Chain Slider - CRF250R/CRF450R - Black 2367720001

    ACERBIS

    $32.95
    Chain contact with your swingarm creates friction, heat, and accelerated wear on both components—a problem that compounds quickly during aggressive riding or racing. The ACERBIS Chain Slider is a direct-fit protection solution that absorbs chain impact...
    12310535
    SKU:
    12310535
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • ACERBIS Chain Guide and Slider Kit - KTM EXC/EXC-F  - Orange 2630765226

    ACERBIS Chain Guide and Slider Kit - KTM EXC/EXC-F - Orange 2630765226

    ACERBIS

    $99.95
    A worn chain guide or slider compromises both drivetrain efficiency and longevity—debris and friction accelerate wear on your sprockets and chain while increasing the risk of catastrophic failure mid-ride. The ACERBIS Chain Guide and Slider Kit for KTM...
    12310822
    SKU:
    12310822
    Availability:
    Ships Same Business Day
    Weight:
    1.35 LBS
    COLOR/FINISH:
    ORANGE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $99.95
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • ACERBIS Chain Guide and Slider Kit - KTM EXC/EXC-F  - Black 2630760001

    ACERBIS Chain Guide and Slider Kit - KTM EXC/EXC-F - Black 2630760001

    ACERBIS

    $109.95
    Chain wear and swingarm damage are common failure points on aggressive trail and enduro rides—especially when pushing hard through rocky terrain. The ACERBIS Chain Guide and Slider Kit protects your drivetrain with durable PA6 nylon construction that...
    12310823
    SKU:
    12310823
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • ACERBIS Chain Slider - KTM EXC/EXC-F - Orange 2630755226

    ACERBIS Chain Slider - KTM EXC/EXC-F - Orange 2630755226

    ACERBIS

    $39.95
    A worn or damaged chain slider accelerates swingarm wear and increases friction, robbing you of power and reliability on the trail. ACERBIS chain sliders are direct replacements engineered to keep your chain perfectly positioned and prevent...
    12310824
    SKU:
    12310824
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    COLOR/FINISH:
    ORANGE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • ACERBIS Chain Slider - KTM EXC/EXC-F - Black 2630750001

    ACERBIS Chain Slider - KTM EXC/EXC-F - Black 2630750001

    ACERBIS

    $39.95
    Chain wear accelerates rapidly when your chain contacts the swingarm during aggressive riding. The ACERBIS Chain Slider prevents this costly damage by maintaining clearance between your chain and swingarm, extending chain life and reducing maintenance...
    12310825
    SKU:
    12310825
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • ACERBIS Chain Guide Replacement Insert 2.0 - Suzuki - Yellow 2411000005

    ACERBIS Chain Guide Replacement Insert 2.0 - Suzuki - Yellow 2411000005

    ACERBIS

    $19.95
    Your chain guide takes a beating every time you ride—absorbing shock from acceleration, deceleration, and rough terrain. This ACERBIS replacement insert restores proper chain management and reduces wear on your sprockets and cassette by keeping your...
    12310717
    SKU:
    12310717
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    UNITS:
    EACH
    COLOR/FINISH:
    YELLOW
    TYPE:
    INSERT
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • ACERBIS Chain Slider - KTM SX85 Husqvarna TC85 - Black 2421130001

    ACERBIS Chain Slider - KTM SX85 Husqvarna TC85 - Black 2421130001

    ACERBIS

    $32.95
    Chain slap and rubbing against the swingarm accelerates wear on both your chain and frame, leading to costly replacements and potential mid-race failures. The ACERBIS Chain Slider is a direct replacement component designed to maintain proper chain...
    12310721
    SKU:
    12310721
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN SLIDER
    UNITS:
    EACH
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • ACERBIS Chain Slider - KTM SX85 Husqvarna TC85 - Orange 2421130036

    ACERBIS Chain Slider - KTM SX85 Husqvarna TC85 - Orange 2421130036

    ACERBIS

    $29.95
    Chain contact with your swingarm creates unwanted noise, accelerates wear, and can compromise frame integrity over time. The ACERBIS Chain Slider is a direct replacement that absorbs chain-to-swingarm contact, protecting both components and extending...
    12310722
    SKU:
    12310722
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    ORANGE
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Honda CRF250R - Black 2449440001

    ACERBIS Chain Guide 2.0 and Slider Kit - Honda CRF250R - Black 2449440001

    ACERBIS

    $99.95
    A worn chain guide doesn't just compromise your CRF250R's reliability—it accelerates chain wear and can lead to costly drivetrain damage. The ACERBIS Chain Guide 2.0 and Slider Kit keeps your chain properly positioned and protected without requiring you...
    12310726
    SKU:
    12310726
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/450F - Black 2449450001

    ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/450F - Black 2449450001

    ACERBIS

    $109.95
    Chain wear and lateral movement can compromise your KX's performance and accelerate drivetrain wear, making a quality chain guide essential for serious riders. The ACERBIS Chain Guide 2.0 offers two-piece construction that mounts without breaking the...
    12310728
    SKU:
    12310728
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/450F - Green 2449450006

    ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/450F - Green 2449450006

    ACERBIS

    $109.95
    Chain contact with your swingarm accelerates wear and creates unnecessary drag that steals power from your ride. The ACERBIS Chain Guide 2.0 and Slider Kit eliminates this problem with a robust two-piece design that installs without breaking down your...
    12310729
    SKU:
    12310729
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    COLOR/FINISH:
    GREEN
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/KX450F - Black 2466040001

    ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/KX450F - Black 2466040001

    ACERBIS

    $109.95
    Chain wear and misalignment are silent killers on the track—they steal power, create noise, and can leave you stranded mid-race. The ACERBIS Chain Guide 2.0 and Slider Kit eliminates these problems with a purpose-built two-piece design that installs...
    12310730
    SKU:
    12310730
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/KX450F - Green 2466040006

    ACERBIS Chain Guide 2.0 and Slider Kit - Kawasaki KX250F/KX450F - Green 2466040006

    ACERBIS

    $99.95
    A worn or damaged chain guide compromises power delivery and risks catastrophic drivetrain failure on the track or trail. The ACERBIS Chain Guide 2.0 eliminates chain slap, reduces wear on your swingarm, and keeps your KX250F or KX450F running at peak...
    12310731
    SKU:
    12310731
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    COLOR/FINISH:
    GREEN
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $99.95
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Suzuki RMZ250/RMZ450 - Black 2449460001

    ACERBIS Chain Guide 2.0 and Slider Kit - Suzuki RMZ250/RMZ450 - Black 2449460001

    ACERBIS

    $99.95
    Chain slap and wear are inevitable on aggressive trail and track riding, but premature chain damage doesn't have to be. The ACERBIS Chain Guide 2.0 and Slider Kit eliminates chain-to-swingarm contact while maintaining optimal tension, protecting both...
    12310732
    SKU:
    12310732
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    $99.95
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Yamaha YZ250F/450F - Black 2449470001

    ACERBIS Chain Guide 2.0 and Slider Kit - Yamaha YZ250F/450F - Black 2449470001

    ACERBIS

    $109.95
    Chain rub and wear are silent performance killers on two-stroke and four-stroke dirt bikes—they rob you of power transfer and lead to expensive mid-race failures. The ACERBIS Chain Guide 2.0 and Slider Kit eliminates both problems with a proven two-piece...
    12310734
    SKU:
    12310734
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Yamaha YZ250F/450F - Blue 2449470003

    ACERBIS Chain Guide 2.0 and Slider Kit - Yamaha YZ250F/450F - Blue 2449470003

    ACERBIS

    $109.95
    Chain guides are essential for protecting your YZ's drivetrain during aggressive riding and racing. This two-piece design eliminates downtime by allowing installation without chain removal, keeping you track-ready when it counts. The durable PA6 nylon...
    12310735
    SKU:
    12310735
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • ACERBIS Chain Guide 2.0 and Slider Kit - Husqvarna/KTM - Black 2462630001

    ACERBIS Chain Guide 2.0 and Slider Kit - Husqvarna/KTM - Black 2462630001

    ACERBIS

    $109.95
    Chain slap and wear are inevitable on hard-ridden dirt bikes, but premature sprocket damage and swingarm contact are not. The ACERBIS Chain Guide 2.0 and Slider Kit provides robust protection against chain deflection and impact damage with a two-piece...
    12310736
    SKU:
    12310736
    Availability:
    Ships Same Business Day
    Weight:
    1.45 LBS
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    UNITS:
    KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    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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