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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 RACING Dual Sprocket MSE - Silver - 49-Tooth 1210-822-49-11X

    MOOSE RACING Dual Sprocket MSE - Silver - 49-Tooth 1210-822-49-11X

    MOOSE RACING

    $69.95
    A lightweight rear sprocket that doesn't compromise on durability—the MOOSE RACING Dual Sprocket MSE delivers the acceleration of aluminum with the longevity of steel. If you're pushing your bike hard on the track or trail, you need a sprocket that can...
    12101511
    SKU:
    12101511
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    COLOR/FINISH:
    SILVER
    STYLE:
    DUAL
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Silver - 51-Tooth 1210-897-51-11X

    MOOSE RACING Dual Sprocket MSE - Silver - 51-Tooth 1210-897-51-11X

    MOOSE RACING

    $69.95
    When every gear transition matters, a lightweight yet durable sprocket becomes essential to maintaining power delivery and reducing rotational mass. The MOOSE RACING Dual Sprocket MSE combines a forged 7075 T6 aluminum inner ring with a heavy-duty steel...
    12101524
    SKU:
    12101524
    Availability:
    Ships Same Business Day
    Weight:
    1.85 LBS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    51
    UNITS:
    EACH
    PRODUCT NAME:
    SPROCKET
    STYLE:
    DUAL
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Black - 52-Tooth 1210-897-52-10X

    MOOSE RACING Dual Sprocket MSE - Black - 52-Tooth 1210-897-52-10X

    MOOSE RACING

    $69.95
    If you're running a 52-tooth rear sprocket, you need a component that can handle the demands of high-RPM racing without sacrificing weight or durability. The MOOSE RACING Dual Sprocket MSE combines a lightweight 7075 T6 aluminum inner ring with a...
    12101526
    SKU:
    12101526
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    TOOTH COUNT:
    52
    PRODUCT NAME:
    SPROCKET
    STYLE:
    DUAL
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    OFF-ROAD
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Clutch Kit M90-111

    MOOSE RACING Clutch Kit M90-111

    MOOSE RACING

    $181.95
    A worn or slipping clutch robs your engine of power transfer and leaves you stranded on the track or road. The MOOSE RACING Clutch Kit M90-111 is engineered to deliver consistent engagement, superior holding capacity, and extended service life compared...
    11311848
    SKU:
    11311848
    Availability:
    Ships Same Business Day
    Weight:
    1.77 LBS
    FEATURES:
    INCLUDES GASKET
    SPRING MATERIAL:
    CHROME SILICON
    TYPE:
    COMPLETE
    DRIVE PLATE MATERIAL:
    STEEL
    FEATURES:
    INCLUDES SPRINGS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $181.95
    Qty in Cart: 0
    Quantity:
    Price:
    $181.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR2-RD

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR2-RD

    T.M. DESIGNWORKS

    $189.95
    A worn or improperly guided chain robs you of power, creates excessive noise, and accelerates wear on your sprockets and frame. T.M. Designworks' Chain Guide/Slider system keeps your chain centered and controlled, reducing slap while extending the life...
    12311315
    SKU:
    12311315
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    RED
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR3-BK

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR3-BK

    T.M. DESIGNWORKS

    $179.95
    A loose or slapping chain doesn't just create annoying noise—it steals power, accelerates wear on your sprockets, and compromises suspension geometry when the chain pulls your rear wheel out of alignment. T.M. DESIGNWORKS engineered this complete chain...
    12311316
    SKU:
    12311316
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    UNITS:
    KIT
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR3-RD

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR3-RD

    T.M. DESIGNWORKS

    $179.95
    A poorly maintained chain guide system causes premature wear, increased noise, and suspension misalignment that directly impacts your bike's handling and longevity. T.M. DESIGNWORKS addresses this with a comprehensive kit engineered to keep your chain...
    12311317
    SKU:
    12311317
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    COLOR/FINISH:
    RED
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    RIDING STYLE:
    OFF-ROAD
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR4-BK

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR4-BK

    T.M. DESIGNWORKS

    $179.95
    A worn or poorly guided chain costs you power, creates distracting noise, and accelerates wear on your sprockets and frame. The T.M. DESIGNWORKS Chain Guide/Slider system keeps your chain centered and controlled, reducing slap while extending component...
    12311318
    SKU:
    12311318
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    COLOR/FINISH:
    BLACK
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR5-BK

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR5-BK

    T.M. DESIGNWORKS

    $189.95
    A poorly maintained chain guide system causes unnecessary noise, power loss, and accelerated wear on your drivetrain—problems that compound quickly on the track or trail. T.M. DESIGNWORKS' Honda-specific chain guide kit eliminates chain slap and keeps...
    12311321
    SKU:
    12311321
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    COLOR/FINISH:
    BLACK
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR6-BK

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black DCK-OR6-BK

    T.M. DESIGNWORKS

    $189.95
    A loose, slapping chain robs you of power transfer efficiency and creates unnecessary wear on your drivetrain—not to mention the distracting noise in the cockpit. T.M. Designworks' chain guide and slider system keeps your chain perfectly centered and...
    12311323
    SKU:
    12311323
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    UNITS:
    KIT
    COLOR/FINISH:
    BLACK
    $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR6-RD

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR6-RD

    T.M. DESIGNWORKS

    $189.95
    A worn or poorly-guided chain wastes power, increases drivetrain noise, and accelerates wear on your sprockets and frame. The T.M. DESIGNWORKS Chain Guide/Slider kit eliminates chain slap while keeping your chain centered under load, directly translating...
    12311324
    SKU:
    12311324
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    COLOR/FINISH:
    RED
    UNITS:
    KIT
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    RIDING STYLE:
    OFF-ROAD
    $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • On Sale
    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR8-RD

    T.M. DESIGNWORKS Chain Guide/Slider - Honda - Red DCK-OR8-RD

    T.M. DESIGNWORKS

    MSRP: $189.95
    Now: $128.00
    Was: $189.95
    A loose or slapping chain robs power, creates unwanted noise, and accelerates wear on your drivetrain—all problems that compound during aggressive riding or racing. T.M. Designworks' chain guide system keeps your chain perfectly centered while dampening...
    12311329
    SKU:
    12311329
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    COLOR/FINISH:
    RED
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CHAIN GUIDE AND SLIDER KIT
    MSRP: $189.95
    Now: $128.00
    Was: $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $189.95
    Now: $128.00
    Was: $189.95
    Subtotal:
  • MOOSE RACING 520 FB - Chain - 114 Links 195FB114

    MOOSE RACING 520 FB - Chain - 114 Links 195FB114

    MOOSE RACING

    $139.95
    If you're running a 450cc or larger machine at the track or in demanding riding conditions, chain durability directly impacts your lap times and reliability. The MOOSE RACING 520 FB uses fine blanking precision manufacturing to deliver nearly 8,000 lb of...
    12220101
    SKU:
    12220101
    Availability:
    Ships Same Business Day
    Weight:
    4.50 LBS
    MASTER LINK CONNECTOR:
    RIVET
    MODEL:
    FB SERIES
    CHAIN SIZE:
    520
    CHAIN TYPE:
    520 FB
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    SEAL TYPE:
    FB-RING
    TENSILE STRENGTH METRIC:
    35.3 KN
    COLOR/FINISH:
    GOLD
    MATERIAL:
    STEEL
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TENSILE STRENGTH IMPERIAL:
    7937 LB
    UNITS:
    EACH
    MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
    750 CC
    PRODUCT NAME:
    DRIVE CHAIN
    $139.95
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Slider - Yamaha - Blue DCS-Y40-BU

    T.M. DESIGNWORKS Chain Slider - Yamaha - Blue DCS-Y40-BU

    T.M. DESIGNWORKS

    $65.95
    A worn or misaligned chain slider accelerates wear on your entire drivetrain while introducing noise and vibration that compromise handling feel. The T.M. DESIGNWORKS Chain Slider addresses this directly with race-tested geometry and low-friction...
    12311138
    SKU:
    12311138
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN SLIDER
    $65.95
    Qty in Cart: 0
    Quantity:
    Price:
    $65.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide - Yamaha - Blue RCG-YZ2-BU

    T.M. DESIGNWORKS Chain Guide - Yamaha - Blue RCG-YZ2-BU

    T.M. DESIGNWORKS

    $102.95
    A worn or damaged chain guide compromises power transfer and risks catastrophic drivetrain failure. The T.M. DESIGNWORKS Chain Guide for Yamaha uses an exclusive RMS plastic compound that self-centers on impact, minimizing chain whip and extending...
    12311190
    SKU:
    12311190
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    PRODUCT NAME:
    CHAIN GUIDE
    UNITS:
    EACH
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    $102.95
    Qty in Cart: 0
    Quantity:
    Price:
    $102.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Guide - KTM - Black RCG-KT3-BK

    T.M. DESIGNWORKS Chain Guide - KTM - Black RCG-KT3-BK

    T.M. DESIGNWORKS

    $112.95
    A chain guide that actually stays centered under aggressive riding conditions is non-negotiable for KTM owners who demand reliability. T.M. Designworks' RMS plastic formula automatically returns to center on impact, eliminating costly chain derailments...
    12311199
    SKU:
    12311199
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    RIDING STYLE:
    ATV
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $112.95
    Qty in Cart: 0
    Quantity:
    Price:
    $112.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Slider - Husky/KTM - Blue DCS-K86-BL2

    T.M. DESIGNWORKS Chain Slider - Husky/KTM - Blue DCS-K86-BL2

    T.M. DESIGNWORKS

    $54.95
    Chain sliders take a beating on the track, and stock designs often fail to keep your chain properly aligned under hard acceleration and cornering. The T.M. DESIGNWORKS Chain Slider eliminates loose chain problems with a precision-engineered rear plate...
    12311110
    SKU:
    12311110
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    PRODUCT NAME:
    CHAIN SLIDER
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Slider - Yamaha - Blue DCS-Y30-BU

    T.M. DESIGNWORKS Chain Slider - Yamaha - Blue DCS-Y30-BU

    T.M. DESIGNWORKS

    $65.95
    A worn or damaged chain slider doesn't just compromise your bike's aesthetics—it accelerates chain wear, increases noise, and can lead to costly drivetrain failure. The T.M. DESIGNWORKS Chain Slider replaces your stock component with a race-tested design...
    12311134
    SKU:
    12311134
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    PRODUCT NAME:
    CHAIN SLIDER
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $65.95
    Qty in Cart: 0
    Quantity:
    Price:
    $65.95
    Subtotal:
  • T.M. DESIGNWORKS Chain Roller - Honda - Black PLR-212-BK

    T.M. DESIGNWORKS Chain Roller - Honda - Black PLR-212-BK

    T.M. DESIGNWORKS

    $36.95
    A worn or inferior chain roller introduces slack, misalignment, and unnecessary drag into your drivetrain—issues that compound with every mile and directly impact power delivery and chain longevity. The T.M. DESIGNWORKS Chain Roller replaces your stock...
    12311410
    SKU:
    12311410
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    PRODUCT NAME:
    CHAIN ROLLER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $36.95
    Qty in Cart: 0
    Quantity:
    Price:
    $36.95
    Subtotal:
  • On Sale
    TMV Chain Guide - Honda - Red 310CG101RE

    TMV Chain Guide - Honda - Red 310CG101RE

    TMV

    MSRP: $102.95
    Now: $66.00
    Was: $102.95
    A worn or inefficient chain guide creates excess friction, power loss, and premature wear on your drivetrain. The TMV Chain Guide replaces that weak link with a precision-engineered solution that reduces friction while maintaining strict...
    12310255
    SKU:
    12310255
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    COLOR/FINISH:
    RED
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MSRP: $102.95
    Now: $66.00
    Was: $102.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $102.95
    Now: $66.00
    Was: $102.95
    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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