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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 - Silver - 49 Tooth 1210-210-49-11X

    MOOSE RACING Dual Sprocket - Silver - 49 Tooth 1210-210-49-11X

    MOOSE RACING

    $69.95
    If you're running a rear sprocket that can't keep pace with your riding demands, you're leaving performance on the table. The MOOSE RACING Dual Sprocket delivers the weight savings of aluminum with the durability of steel, giving you a component that...
    12101464
    SKU:
    12101464
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    STYLE:
    DUAL
    TOOTH COUNT:
    49
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    OFF-ROAD
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket - Silver - 50 Tooth 1210-210-50-11X

    MOOSE RACING Dual Sprocket - Silver - 50 Tooth 1210-210-50-11X

    MOOSE RACING

    $69.95
    A rear sprocket that doesn't compromise means choosing a part engineered for both lightweight performance and real-world durability. The MOOSE RACING Dual Sprocket combines a 7075 T6 aluminum inner ring with a heavy-duty steel outer ring, giving you the...
    12101467
    SKU:
    12101467
    Availability:
    Ships Same Business Day
    Weight:
    1.73 LBS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    STYLE:
    DUAL
    TOOTH COUNT:
    50
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket - Black - 51 Tooth 1210-210-51-10X

    MOOSE RACING Dual Sprocket - Black - 51 Tooth 1210-210-51-10X

    MOOSE RACING

    $69.95
    A dual-material sprocket design gives you the best of both worlds: the lightweight responsiveness of aluminum with the durability and chain-grip reliability of steel. Whether you're racing in mud, sand, or hardpack, the self-cleaning tooth grooves...
    12101469
    SKU:
    12101469
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    TOOTH COUNT:
    51
    COLOR/FINISH:
    BLACK
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SPROCKET
    STYLE:
    DUAL
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Clutch Basket M794-B-1804

    MOOSE RACING Clutch Basket M794-B-1804

    MOOSE RACING

    $257.95
    A worn or damaged clutch basket directly impacts power transfer and throttle response—critical factors whether you're racing on the track or pushing your machine in the dirt. The MOOSE RACING Clutch Basket M794-B-1804 is engineered to handle extreme...
    11321366
    SKU:
    11321366
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CLUTCH BASKET
    UNITS:
    EACH
    $257.95
    Qty in Cart: 0
    Quantity:
    Price:
    $257.95
    Subtotal:
  • MOOSE RACING Clutch Kit M90-246

    MOOSE RACING Clutch Kit M90-246

    MOOSE RACING

    $189.95
    A worn or slipping clutch robs your engine of power transfer and kills your acceleration—whether you're on the track or pushing hard on the street. The MOOSE RACING Clutch Kit M90-246 delivers a complete, bolt-on solution with OEM-quality components...
    11313543
    SKU:
    11313543
    Availability:
    Ships Same Business Day
    Weight:
    1.35 LBS
    TYPE:
    COMPLETE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    DRIVE PLATE MATERIAL:
    STEEL
    UNITS:
    KIT
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    SPRING MATERIAL:
    CHROME SILICON
    $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • MOOSE RACING Clutch Basket M053

    MOOSE RACING Clutch Basket M053

    MOOSE RACING

    $212.95
    If you're running a high-performance clutch system, your basket is doing the heavy lifting—literally. A worn or poorly designed basket generates excessive heat, throws your engagement off, and accelerates wear on your friction plates. The MOOSE RACING...
    11320025
    SKU:
    11320025
    Availability:
    Ships Same Business Day
    Weight:
    1.12 LBS
    PRODUCT NAME:
    CLUTCH BASKET
    MATERIAL:
    6061 AIRCRAFT-GRADE ALUMINUM ALLOY
    COLOR/FINISH:
    ANODIZED
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $212.95
    Qty in Cart: 0
    Quantity:
    Price:
    $212.95
    Subtotal:
  • MOOSE RACING Clutch Basket with Gear M054

    MOOSE RACING Clutch Basket with Gear M054

    MOOSE RACING

    $304.95
    Stock clutch baskets wear quickly under performance demands, leading to slippage and inconsistent engagement. The MOOSE RACING M054 replaces this weak point with precision-machined billet construction that runs cooler and maintains true spin...
    11320026
    SKU:
    11320026
    Availability:
    Ships Same Business Day
    Weight:
    1.12 LBS
    FEATURES:
    INCLUDES KICKSTARTER GEAR
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    ANODIZED
    UNITS:
    EACH
    MATERIAL:
    6061 AIRCRAFT-GRADE ALUMINUM ALLOY
    PRODUCT NAME:
    CLUTCH BASKET
    Qty in Cart: 0
    Quantity:
    Price:
    $304.95
    Subtotal:
  • MOOSE RACING Steel Clutch Plates M80-7210-7

    MOOSE RACING Steel Clutch Plates M80-7210-7

    MOOSE RACING

    $53.95
    If you're running aluminum clutch plates, you're compromising on durability and thermal stability. MOOSE RACING steel clutch plates deliver 3x longer service life while eliminating the fade and expansion issues that plague lighter alternatives. The added...
    M8072107
    SKU:
    M8072107
    Availability:
    Ships Same Business Day
    Weight:
    1.22 LBS
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    PRODUCT NAME:
    DRIVE PLATE SET (STEEL PLATE SET)
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    DRIVE PLATE MATERIAL:
    STEEL
    TYPE:
    CLUTCH
    $53.95
    Qty in Cart: 0
    Quantity:
    Price:
    $53.95
    Subtotal:
  • MOOSE RACING Friction Plates M70-5515-8

    MOOSE RACING Friction Plates M70-5515-8

    MOOSE RACING

    $127.95
    Clutch fade is the enemy of consistent performance, especially in high-demand racing environments where power delivery must be predictable lap after lap. The MOOSE RACING Friction Plates M70-5515-8 are engineered with heat-resistant friction material...
    11312195
    SKU:
    11312195
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    CLUTCH
    PRODUCT NAME:
    FRICTION PLATE SET
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    $127.95
    Qty in Cart: 0
    Quantity:
    Price:
    $127.95
    Subtotal:
  • MOOSE RACING Clutch Kit M90-230

    MOOSE RACING Clutch Kit M90-230

    MOOSE RACING

    $233.95
    A quality clutch kit is foundational to reliable power delivery and driver control, especially under demanding track conditions or high-horsepower applications. The MOOSE RACING M90-230 consolidates all essential clutch components into a single,...
    11312326
    SKU:
    11312326
    Availability:
    Ships Same Business Day
    Weight:
    2.39 LBS
    FEATURES:
    INCLUDES GASKET
    TYPE:
    COMPLETE
    DRIVE PLATE MATERIAL:
    STEEL
    FEATURES:
    INCLUDES SPRINGS
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    SPRING MATERIAL:
    CHROME SILICON
    UNITS:
    KIT
    $233.95
    Qty in Cart: 0
    Quantity:
    Price:
    $233.95
    Subtotal:
  • MOOSE RACING Clutch Kit M90-231

    MOOSE RACING Clutch Kit M90-231

    MOOSE RACING

    $207.95
    A worn or inadequate clutch can cost you consistency on the track and reliability on the street—both of which demand precision engagement and fade-free performance. The MOOSE RACING Clutch Kit M90-231 consolidates all essential clutch components into a...
    11312327
    SKU:
    11312327
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    DRIVE PLATE MATERIAL:
    STEEL
    FEATURES:
    INCLUDES SPRINGS
    PRODUCT NAME:
    CLUTCH KIT
    SPRING MATERIAL:
    CHROME SILICON
    UNITS:
    KIT
    FEATURES:
    INCLUDES GASKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COMPLETE
    $207.95
    Qty in Cart: 0
    Quantity:
    Price:
    $207.95
    Subtotal:
  • MOOSE RACING Kickstarter 80-0344-00-60

    MOOSE RACING Kickstarter 80-0344-00-60

    MOOSE RACING

    $184.79
    A kickstarter bracket is essential infrastructure for any racing setup—it keeps your engine positioned correctly under load and prevents costly misalignment issues that degrade performance. The MOOSE RACING Kickstarter 80-0344-00-60 delivers OEM-spec...
    11120111
    SKU:
    11120111
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    MATERIAL:
    6061 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    KICKSTARTER
    UNITS:
    EACH
    $184.79
    Qty in Cart: 0
    Quantity:
    Price:
    $184.79
    Subtotal:
  • MOOSE RACING 428 RXP Pro-MX - Clip Connecting Link - Gold M575-00-01

    MOOSE RACING 428 RXP Pro-MX - Clip Connecting Link - Gold M575-00-01

    MOOSE RACING

    $4.95
    A worn or damaged chain connecting link can compromise your entire drivetrain, leading to slippage, poor power transfer, and potential race-ending failures. The MOOSE RACING 428 RXP Pro-MX Clip Connecting Link is engineered for maximum durability and...
    M5750001
    SKU:
    M5750001
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    COLOR/FINISH:
    GOLD
    MODEL:
    RXP SERIES
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    UTV
    RIDING STYLE:
    OFF-ROAD
    CHAIN TYPE:
    428 RXP
    PRODUCT NAME:
    CONNECTING LINK
    RIDING STYLE:
    STREET
    RIDING STYLE:
    ATV
    TYPE:
    CLIP
    UNITS:
    EACH
    $4.95
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • MOOSE RACING 420 RXP Pro-MX Chain - Gold - Master Link M576-00-01

    MOOSE RACING 420 RXP Pro-MX Chain - Gold - Master Link M576-00-01

    MOOSE RACING

    $4.95
    A quality master link is essential for reliable chain performance—it's the critical connection point that bears your bike's power transmission and must be replaced whenever you install a new chain or service an existing one. The MOOSE RACING 420 RXP...
    M5760001
    SKU:
    M5760001
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    STREET
    MODEL:
    RXP SERIES
    PRODUCT NAME:
    CONNECTING LINK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    COLOR/FINISH:
    GOLD
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    CHAIN TYPE:
    420 RXP
    TYPE:
    CLIP
    $4.95
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • MOOSE RACING 420 RXP Pro-MX Chain - Gold - 100 Links M576-00-100

    MOOSE RACING 420 RXP Pro-MX Chain - Gold - 100 Links M576-00-100

    MOOSE RACING

    $27.95
    Mini-racing demands a chain that can handle consistent high RPM demands without sacrificing durability—and the MOOSE RACING 420 RXP Pro-MX delivers exactly that. Built with high-tensile strength inner plates and corrosion-resistant gold plating, this...
    M57600100
    SKU:
    M57600100
    Availability:
    Ships Same Business Day
    Weight:
    2.10 LBS
    CHAIN SIZE:
    420
    MAXIMUM ENGINE DISPLACEMENT (STREET):
    80 CC
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN TYPE:
    420 RXP
    PRODUCT NAME:
    DRIVE CHAIN
    COLOR/FINISH:
    GOLD
    MASTER LINK CONNECTOR:
    CLIP
    MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
    80 CC
    SEAL TYPE:
    NON-SEAL
    MODEL:
    RXP SERIES
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    TENSILE STRENGTH IMPERIAL:
    4409 LB
    TENSILE STRENGTH METRIC:
    19.6 KN
    $27.95
    Qty in Cart: 0
    Quantity:
    Price:
    $27.95
    Subtotal:
  • MOOSE RACING 420 RXP Pro-MX Chain - Gold - 110 Links M576-00-110

    MOOSE RACING 420 RXP Pro-MX Chain - Gold - 110 Links M576-00-110

    MOOSE RACING

    $29.95
    Mini-racing demands a chain that can handle repeated acceleration cycles without sacrificing reliability or requiring constant maintenance. The MOOSE RACING 420 RXP Pro-MX delivers the tensile strength and corrosion resistance needed for competitive...
    M57600110
    SKU:
    M57600110
    Availability:
    Ships Same Business Day
    Weight:
    2.10 LBS
    MASTER LINK CONNECTOR:
    CLIP
    MAXIMUM ENGINE DISPLACEMENT (STREET):
    80 CC
    PRODUCT NAME:
    DRIVE CHAIN
    SEAL TYPE:
    NON-SEAL
    CHAIN TYPE:
    420 RXP
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    TENSILE STRENGTH IMPERIAL:
    4409 LB
    TENSILE STRENGTH METRIC:
    19.6 KN
    CHAIN SIZE:
    420
    COLOR/FINISH:
    GOLD
    MODEL:
    RXP SERIES
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
    80 CC
    RIDING STYLE:
    STREET
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • VESRAH Clutch Discs VC-1016

    VESRAH Clutch Discs VC-1016

    VESRAH

    $103.10
    If you're experiencing clutch slippage, grabbing, or uneven engagement, worn friction plates are likely the culprit—and replacement is non-negotiable for consistent power delivery. Vesrah Clutch Discs VC-1016 restore precise friction characteristics to...
    VC1016
    SKU:
    VC1016
    Availability:
    Ships Same Business Day
    Weight:
    0.69 LBS
    FRICTION PLATE MATERIAL:
    CORK
    PRODUCT NAME:
    FRICTION PLATE SET
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    SET OF 8
    TYPE:
    CLUTCH
    $103.10
    Qty in Cart: 0
    Quantity:
    Price:
    $103.10
    Subtotal:
  • VESRAH Clutch Spring Set SK-139

    VESRAH Clutch Spring Set SK-139

    VESRAH

    $9.33
    A worn or weak clutch spring set compromises your engagement quality and throttle response—critical factors whether you're on the track or the street. VESRAH's SK-139 springs are engineered from heavy-duty steel to restore crisp clutch feel and outlast...
    SK139
    SKU:
    SK139
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    RIDING STYLE:
    STREET
    UNITS:
    SET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    UTV
    SPRING MATERIAL:
    STEEL
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SPRING SET
    RIDING STYLE:
    OFF-ROAD
    $9.33
    Qty in Cart: 0
    Quantity:
    Price:
    $9.33
    Subtotal:
  • VESRAH Clutch Spring Set SK-142

    VESRAH Clutch Spring Set SK-142

    VESRAH

    $10.50
    A worn or failing clutch spring set directly impacts shift quality, lever feel, and overall clutch reliability—especially under racing conditions or aggressive driving. The VESRAH Clutch Spring Set SK-142 delivers the consistent pressure and durability...
    SK142
    SKU:
    SK142
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    STREET
    SPRING MATERIAL:
    STEEL
    TYPE:
    CLUTCH
    UNITS:
    SET
    PRODUCT NAME:
    SPRING SET
    $10.50
    Qty in Cart: 0
    Quantity:
    Price:
    $10.50
    Subtotal:
  • VESRAH Clutch Spring Set SK-226

    VESRAH Clutch Spring Set SK-226

    VESRAH

    $12.33
    A worn or weak clutch spring set directly compromises your engagement feel, shifts, and overall drivetrain reliability—especially under racing conditions or aggressive driving. The VESRAH SK-226 replaces those fatigued springs with heavy-duty steel...
    SK226
    SKU:
    SK226
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SPRING SET
    RIDING STYLE:
    STREET
    UNITS:
    SET
    SPRING MATERIAL:
    STEEL
    $12.33
    Qty in Cart: 0
    Quantity:
    Price:
    $12.33
    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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