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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
  • VESRAH Clutch Discs VC-156

    VESRAH Clutch Discs VC-156

    VESRAH

    $28.29
    Vesrah Clutch Discs VC156 Constructed from high-quality materials for superior performance Meets or exceeds OEM standards for reliability Includes friction plates only for easy installation Package quantities align with OEM...
    VC156
    SKU:
    VC156
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    RIDING STYLE:
    STREET
    FRICTION PLATE MATERIAL:
    CORK
    PRODUCT NAME:
    FRICTION PLATE SET
    RIDING STYLE:
    ATV
    TYPE:
    CLUTCH
    UNITS:
    SET OF 3
    RIDING STYLE:
    OFF-ROAD
    $28.29
    Qty in Cart: 0
    Quantity:
    Price:
    $28.29
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS27-5

    MOOSE RACING Clutch Springs MHDS27-5

    MOOSE RACING

    $16.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS275
    SKU:
    FHDS275
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    RIDING STYLE:
    OFF-ROAD
    SPRING MATERIAL:
    CHROME SILICON
    TYPE:
    CLUTCH
    UNITS:
    SET
    PRODUCT NAME:
    SPRING SET
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Black - 50-Tooth 1210-822-50-10X

    MOOSE RACING Dual Sprocket MSE - Black - 50-Tooth 1210-822-50-10X

    MOOSE RACING

    $69.95
    Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...
    12101512
    SKU:
    12101512
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MOUNTING POSITION:
    REAR
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    PRODUCT NAME:
    SPROCKET
    STYLE:
    DUAL
    TOOTH COUNT:
    50
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Silver - 50-Tooth 1210-822-50-11X

    MOOSE RACING Dual Sprocket MSE - Silver - 50-Tooth 1210-822-50-11X

    MOOSE RACING

    $69.95
    Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...
    12101513
    SKU:
    12101513
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    PRODUCT NAME:
    SPROCKET
    STYLE:
    DUAL
    TOOTH COUNT:
    50
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Silver - 48-Tooth 1210-897-48-11X

    MOOSE RACING Dual Sprocket MSE - Silver - 48-Tooth 1210-897-48-11X

    MOOSE RACING

    $69.95
    Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...
    12101515
    SKU:
    12101515
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    DUAL
    TOOTH COUNT:
    48
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Silver - 49-Tooth 1210-897-49-11X

    MOOSE RACING Dual Sprocket MSE - Silver - 49-Tooth 1210-897-49-11X

    MOOSE RACING

    $69.95
    Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...
    12101518
    SKU:
    12101518
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    DUAL
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    UNITS:
    EACH
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Orange - 49-Tooth 1210-897-49-14X

    MOOSE RACING Dual Sprocket MSE - Orange - 49-Tooth 1210-897-49-14X

    MOOSE RACING

    $69.95
    Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...
    12101519
    SKU:
    12101519
    Availability:
    Ships Same Business Day
    Weight:
    1.71 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    COLOR/FINISH:
    ORANGE
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    DUAL
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Dual Sprocket MSE - Silver - 50-Tooth 1210-897-50-11X

    MOOSE RACING Dual Sprocket MSE - Silver - 50-Tooth 1210-897-50-11X

    MOOSE RACING

    $69.95
    Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...
    12101521
    SKU:
    12101521
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    PRODUCT NAME:
    SPROCKET
    STYLE:
    DUAL
    TOOTH COUNT:
    50
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM INNER RING
    RIDING STYLE:
    OFF-ROAD
    MOUNTING POSITION:
    REAR
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MATERIAL:
    HEAVY-DUTY STEEL OUTER RING
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS93-6

    MOOSE RACING Clutch Springs MHDS93-6

    MOOSE RACING

    $16.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS936
    SKU:
    FHDS936
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SPRING SET
    SPRING MATERIAL:
    CHROME SILICON
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Friction Plates M70-5105-8

    MOOSE RACING Friction Plates M70-5105-8

    MOOSE RACING

    $110.95
    DP manufactures these with heat-resistant friction material for fade-free performance, Ready to install, no need to soak in oil, Designed to ensure ultra-smooth power delivery
    F705105
    SKU:
    F705105
    Availability:
    Ships Same Business Day
    Weight:
    0.68 LBS
    PRODUCT NAME:
    FRICTION PLATE SET
    UNITS:
    SET
    TYPE:
    CLUTCH
    RIDING STYLE:
    OFF-ROAD
    $110.95
    Qty in Cart: 0
    Quantity:
    Price:
    $110.95
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS4-4

    MOOSE RACING Clutch Springs MHDS4-4

    MOOSE RACING

    $16.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS44
    SKU:
    FHDS44
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    SPRING SET
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    RIDING STYLE:
    ATV
    SPRING MATERIAL:
    CHROME SILICON
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS74-4

    MOOSE RACING Clutch Springs MHDS74-4

    MOOSE RACING

    $16.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS744
    SKU:
    FHDS744
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    SPRING MATERIAL:
    CHROME SILICON
    PRODUCT NAME:
    SPRING SET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    UNITS:
    SET
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS7-6

    MOOSE RACING Clutch Springs MHDS7-6

    MOOSE RACING

    $16.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS76
    SKU:
    FHDS76
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    TYPE:
    CLUTCH
    UNITS:
    SET
    PRODUCT NAME:
    SPRING SET
    SPRING MATERIAL:
    CHROME SILICON
    RIDING STYLE:
    OFF-ROAD
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS77-5

    MOOSE RACING Clutch Springs MHDS77-5

    MOOSE RACING

    $16.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS775
    SKU:
    FHDS775
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    RIDING STYLE:
    OFF-ROAD
    SPRING MATERIAL:
    CHROME SILICON
    UNITS:
    SET
    PRODUCT NAME:
    SPRING SET
    TYPE:
    CLUTCH
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS78-6

    MOOSE RACING Clutch Springs MHDS78-6

    MOOSE RACING

    $15.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS786
    SKU:
    FHDS786
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SPRING SET
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    SPRING MATERIAL:
    CHROME SILICON
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • MOOSE RACING Clutch Springs MHDS80-5

    MOOSE RACING Clutch Springs MHDS80-5

    MOOSE RACING

    $16.95
    Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springs
    FHDS805
    SKU:
    FHDS805
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    UNITS:
    SET
    PRODUCT NAME:
    SPRING SET
    RIDING STYLE:
    ATV
    TYPE:
    CLUTCH
    RIDING STYLE:
    OFF-ROAD
    SPRING MATERIAL:
    CHROME SILICON
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • MOOSE RACING Rebuild Kit - Slave Cylinder - KTM 18-6038

    MOOSE RACING Rebuild Kit - Slave Cylinder - KTM 18-6038

    MOOSE RACING

    $70.95
    MOOSE RACING Rebuild Kit - Slave Cylinder - KTM
    09500918
    SKU:
    09500918
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BASE FINISH:
    RAW
    COLOR/FINISH:
    RAW
    BASE COLOR:
    SILVER
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    SLAVE CYLINDER
    $70.95
    Qty in Cart: 0
    Quantity:
    Price:
    $70.95
    Subtotal:
  • PARTS UNLIMITED 520H - Drive Chain - 130 Links T520H130

    PARTS UNLIMITED 520H - Drive Chain - 130 Links T520H130

    PARTS UNLIMITED

    $49.95
    Reliable, high-quality chain at the absolute lowest price, Precut lengths boxed individually with connecting links, Made in Taiwan
    T520H130
    SKU:
    T520H130
    Availability:
    Ships Same Business Day
    Weight:
    4.70 LBS
    CHAIN SIZE:
    520
    CHAIN TYPE:
    520 H
    COLOR/FINISH:
    BLACK
    MASTER LINK CONNECTOR:
    CLIP
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    SEAL TYPE:
    NON-SEAL
    TENSILE STRENGTH METRIC:
    33.1 KN
    MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
    250 CC
    PRODUCT NAME:
    DRIVE CHAIN
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MAXIMUM ENGINE DISPLACEMENT (STREET):
    250 CC
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    TENSILE STRENGTH IMPERIAL:
    7450 LB
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • PARTS UNLIMITED 428H - Drive Chain - 130 Links T428H130

    PARTS UNLIMITED 428H - Drive Chain - 130 Links T428H130

    PARTS UNLIMITED

    $27.95
    Reliable, high-quality chain at the absolute lowest price, Precut lengths boxed individually with connecting links, Made in Taiwan
    T428H130
    SKU:
    T428H130
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    CHAIN SIZE:
    428
    MAXIMUM ENGINE DISPLACEMENT (STREET):
    200 CC
    PRODUCT NAME:
    DRIVE CHAIN
    RIDING STYLE:
    ATV
    TENSILE STRENGTH METRIC:
    18 KN
    COLOR/FINISH:
    BLACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    SEAL TYPE:
    NON-SEAL
    TENSILE STRENGTH IMPERIAL:
    4050 LB
    UNITS:
    EACH
    CHAIN TYPE:
    428 H
    MASTER LINK CONNECTOR:
    CLIP
    MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
    200 CC
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    $27.95
    Qty in Cart: 0
    Quantity:
    Price:
    $27.95
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 517-17461-50

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 517-17461-50

    PARTS UNLIMITED

    $7.09
    All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fit
    K222660
    SKU:
    K222660
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    CHAIN SIZE:
    420
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    COLOR/FINISH:
    RAW
    TOOTH COUNT:
    15
    $7.09
    Qty in Cart: 0
    Quantity:
    Price:
    $7.09
    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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