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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
  •  MOOSE OFFROAD Rear Sprocket - 49 Tooth - Beta/Gas Gas/Sherco/Suzuki 1211-822-49-11

    MOOSE OFFROAD Rear Sprocket - 49 Tooth - Beta/Gas Gas/Sherco/Suzuki 1211-822-49-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end performance, and chain wear rates. The MOOSE OFFROAD 49-tooth sprocket delivers precision-engineered durability through advanced material selection and manufacturing...
    12111539
    SKU:
    12111539
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 51 Tooth - Gas Gas/Suzuki 1211-822-51-11

    MOOSE OFFROAD Rear Sprocket - 51 Tooth - Gas Gas/Suzuki 1211-822-51-11

    MOOSE OFFROAD

    $39.95
    A properly sized rear sprocket is critical to optimizing your bike's acceleration, top-end speed, and overall drivetrain efficiency. The MOOSE OFFROAD 51-tooth sprocket delivers precision engineering through full CNC machining and premium 7075 T651...
    12111541
    SKU:
    12111541
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 46 Tooth - Husqvarna/KTM 1211-894-46-11

    MOOSE OFFROAD Rear Sprocket - 46 Tooth - Husqvarna/KTM 1211-894-46-11

    MOOSE OFFROAD

    $39.95
    A 46-tooth rear sprocket is essential for Husqvarna and KTM riders seeking improved acceleration and mid-range torque delivery without sacrificing top-end capability. This MOOSE OFFROAD sprocket combines precision engineering with premium materials to...
    12111543
    SKU:
    12111543
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 48 Tooth - Husqvarna/KTM 1211-895-48-11

    MOOSE OFFROAD Rear Sprocket - 48 Tooth - Husqvarna/KTM 1211-895-48-11

    MOOSE OFFROAD

    $39.95
    A worn or undersized rear sprocket robs your Husqvarna or KTM of acceleration and top-end performance. The MOOSE OFFROAD 48-tooth sprocket restores optimal gearing while delivering superior durability through precision CNC machining and premium 7075 T651...
    12111547
    SKU:
    12111547
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 49 Tooth - Husqvarna/KTM 1211-895-49-11

    MOOSE OFFROAD Rear Sprocket - 49 Tooth - Husqvarna/KTM 1211-895-49-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts acceleration, top-end speed, and overall driveline efficiency on your Husqvarna or KTM. The MOOSE OFFROAD 49-tooth sprocket is precision-machined from premium 7075 T651 aluminum—a material specifically...
    12111548
    SKU:
    12111548
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 46 Tooth - Husaberg/Husqvarna/KTM 1211-897-46-11

    MOOSE OFFROAD Rear Sprocket - 46 Tooth - Husaberg/Husqvarna/KTM 1211-897-46-11

    MOOSE OFFROAD

    $39.95
    A worn or undersized rear sprocket robs your bike of acceleration and top-end performance. This MOOSE OFFROAD 46-tooth sprocket delivers the gear ratio precision your KTM, Husqvarna, or Husaberg demands, with superior durability that outlasts stamped...
    12111550
    SKU:
    12111550
    Availability:
    Ships Same Business Day
    Weight:
    0.84 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 47 Tooth - Husaberg/Husqvarna/KTM 1211-897-47-11

    MOOSE OFFROAD Rear Sprocket - 47 Tooth - Husaberg/Husqvarna/KTM 1211-897-47-11

    MOOSE OFFROAD

    $39.95
    A properly sized rear sprocket is fundamental to optimizing your bike's acceleration, top-end speed, and overall powerband characteristics. The MOOSE OFFROAD 47-tooth sprocket delivers the precision engineering necessary for competitive off-road...
    12111551
    SKU:
    12111551
    Availability:
    Ships Same Business Day
    Weight:
    0.84 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 48 Tooth - Husaberg/Husqvarna/KTM 1211-897-48-11

    MOOSE OFFROAD Rear Sprocket - 48 Tooth - Husaberg/Husqvarna/KTM 1211-897-48-11

    MOOSE OFFROAD

    $39.95
    A worn or undersized rear sprocket directly limits your bike's acceleration, power delivery, and chain longevity. This 48-tooth MOOSE OFFROAD sprocket restores optimal gear ratios and ensures consistent power transfer through a fully machined design that...
    12111552
    SKU:
    12111552
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-897-49-11

    MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-897-49-11

    MOOSE OFFROAD

    $39.95
    A properly engineered rear sprocket is critical for maintaining chain engagement, power delivery, and drivetrain longevity. The MOOSE OFFROAD 49-tooth design balances acceleration responsiveness with efficient top-end performance, making it ideal for...
    12111553
    SKU:
    12111553
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 50 Tooth - Husaberg/Husqvarna/KTM 1211-897-50-11

    MOOSE OFFROAD Rear Sprocket - 50 Tooth - Husaberg/Husqvarna/KTM 1211-897-50-11

    MOOSE OFFROAD

    $39.95
    A properly sized rear sprocket is critical for maximizing your bike's acceleration, top-end speed, and overall powerband delivery. The MOOSE OFFROAD 50-tooth sprocket delivers the precision engineering and material quality that serious riders demand,...
    12111554
    SKU:
    12111554
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 51 Tooth - Husaberg/Husqvarna/KTM 1211-897-51-11

    MOOSE OFFROAD Rear Sprocket - 51 Tooth - Husaberg/Husqvarna/KTM 1211-897-51-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket compromises acceleration, top-end performance, and chain longevity across the entire drivetrain. The MOOSE OFFROAD 51-tooth rear sprocket delivers precise tooth geometry and superior material composition to restore...
    12111555
    SKU:
    12111555
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 52 Tooth - Husaberg/Husqvarna/KTM 1211-897-52-11

    MOOSE OFFROAD Rear Sprocket - 52 Tooth - Husaberg/Husqvarna/KTM 1211-897-52-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end performance, and drivetrain longevity. The MOOSE OFFROAD 52-tooth sprocket is precision-engineered from 7075 T651 aluminum—a higher-grade temper than standard T6...
    12111556
    SKU:
    12111556
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 48 Tooth - Kawasaki/Suzuki 1211-460-48-11

    MOOSE OFFROAD Rear Sprocket - 48 Tooth - Kawasaki/Suzuki 1211-460-48-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts your power delivery, acceleration, and chain wear—especially on high-demand applications where precision counts. MOOSE OFFROAD's 48-tooth rear sprocket delivers superior durability through precision CNC...
    12111563
    SKU:
    12111563
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 49 Tooth - Kawasaki/Suzuki 1211-460-49-11

    MOOSE OFFROAD Rear Sprocket - 49 Tooth - Kawasaki/Suzuki 1211-460-49-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts acceleration, top speed, and drivetrain efficiency. The MOOSE OFFROAD 49-tooth sprocket delivers precise tooth geometry and superior material composition to maximize chain engagement and minimize...
    12111564
    SKU:
    12111564
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 50 Tooth - Kawasaki/Suzuki 1211-460-50-11

    MOOSE OFFROAD Rear Sprocket - 50 Tooth - Kawasaki/Suzuki 1211-460-50-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end performance, and overall drivetrain efficiency. The MOOSE OFFROAD 50-tooth sprocket delivers precise tooth engagement and extended durability through superior material...
    12111565
    SKU:
    12111565
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 48 Tooth - Kawasaki/Suzuki 1211-808-48-11

    MOOSE OFFROAD Rear Sprocket - 48 Tooth - Kawasaki/Suzuki 1211-808-48-11

    MOOSE OFFROAD

    $9.95
    A worn or undersized rear sprocket directly impacts your acceleration, top-end speed, and chain longevity. The MOOSE OFFROAD 48-tooth design delivers the right gearing balance for Kawasaki and Suzuki platforms, while precision machining eliminates the...
    12111577
    SKU:
    12111577
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 49 Tooth - Kawasaki/Suzuki 1211-808-49-11

    MOOSE OFFROAD Rear Sprocket - 49 Tooth - Kawasaki/Suzuki 1211-808-49-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts your acceleration, top-end performance, and chain wear rates. The MOOSE OFFROAD 49-tooth sprocket delivers precision-engineered tooth geometry and superior material composition to maximize power...
    12111578
    SKU:
    12111578
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 50 Tooth - Kawasaki/Suzuki 1211-808-50-11

    MOOSE OFFROAD Rear Sprocket - 50 Tooth - Kawasaki/Suzuki 1211-808-50-11

    MOOSE OFFROAD

    $39.95
    A worn or mismatched rear sprocket directly impacts acceleration, top-end performance, and drivetrain efficiency. If you're running a Kawasaki or Suzuki off-road machine and looking to maintain peak power delivery or fine-tune your gearing, this 50-tooth...
    12111579
    SKU:
    12111579
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 51 Tooth - Kawasaki/Suzuki 1211-808-51-11

    MOOSE OFFROAD Rear Sprocket - 51 Tooth - Kawasaki/Suzuki 1211-808-51-11

    MOOSE OFFROAD

    $39.95
    A worn or incorrect rear sprocket directly impacts your machine's acceleration, top-end speed, and chain wear—making sprocket selection critical for serious riders. The MOOSE OFFROAD 51-tooth rear sprocket delivers precision engineering with 7075 T651...
    12111580
    SKU:
    12111580
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  •  MOOSE OFFROAD Rear Sprocket - 48 Tooth - Yamaha 1211-251-48-11

    MOOSE OFFROAD Rear Sprocket - 48 Tooth - Yamaha 1211-251-48-11

    MOOSE OFFROAD

    $39.95
    A worn or undersized rear sprocket directly impacts your bike's acceleration, top-end performance, and chain wear. This MOOSE OFFROAD 48-tooth sprocket delivers the precision engineering and material quality your Yamaha demands, whether you're pushing...
    12111586
    SKU:
    12111586
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    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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