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Dirt Bike Drivetrain

Dirt Bike Drivetrain

Dirt Bike Drivetrain

Enhance your dirt bike’s power transfer with premium drivetrain parts. 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.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 13144-053

    PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 13144-053

    PARTS UNLIMITED

    $8.11
    PARTS UNLIMITED Countershaft Sprocket 13-Tooth 13144-053All 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...
    K222711
    SKU:
    K222711
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    CHAIN SIZE:
    428
    TOOTH COUNT:
    13
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    $8.11
    Qty in Cart: 0
    Quantity:
    Price:
    $8.11
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 13144-002

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 13144-002

    PARTS UNLIMITED

    $7.09
    PARTS UNLIMITED Countershaft Sprocket 15-Tooth 13144-002All 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...
    K222727
    SKU:
    K222727
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    CHAIN SIZE:
    428
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    COLOR/FINISH:
    RAW
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    15
    Qty in Cart: 0
    Quantity:
    Price:
    $7.09
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 13144-1005

    PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 13144-1005

    PARTS UNLIMITED

    $12.19
    PARTS UNLIMITED Countershaft Sprocket 14-Tooth 13144-1005All 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...
    K222740
    SKU:
    K222740
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    14
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    $12.19
    Qty in Cart: 0
    Quantity:
    Price:
    $12.19
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 13144-1022

    PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 13144-1022

    PARTS UNLIMITED

    $8.11
    PARTS UNLIMITED Countershaft Sprocket 14-Tooth 13144-1022All 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...
    K222742
    SKU:
    K222742
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    420
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    14
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    $8.11
    Qty in Cart: 0
    Quantity:
    Price:
    $8.11
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 13144-1023

    PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 13144-1023

    PARTS UNLIMITED

    $7.09
    PARTS UNLIMITED Countershaft Sprocket 13-Tooth 13144-1023All 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...
    K222747
    SKU:
    K222747
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    CHAIN SIZE:
    420
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    13
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    PRODUCT NAME:
    SPROCKET
    $7.09
    Qty in Cart: 0
    Quantity:
    Price:
    $7.09
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 13144-1024

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 13144-1024

    PARTS UNLIMITED

    $7.09
    PARTS UNLIMITED Countershaft Sprocket 15-Tooth 13144-1024All 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...
    K222748
    SKU:
    K222748
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    COLOR/FINISH:
    RAW
    TOOTH COUNT:
    15
    RIDING STYLE:
    STREET
    CHAIN SIZE:
    420
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $7.09
    Qty in Cart: 0
    Quantity:
    Price:
    $7.09
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 12-Tooth 13144-1023-12T

    PARTS UNLIMITED Countershaft Sprocket - 12-Tooth 13144-1023-12T

    PARTS UNLIMITED

    $6.07
    PARTS UNLIMITED Countershaft Sprocket 12-Tooth 13144-1023-12TAll 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...
    K222760
    SKU:
    K222760
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    CHAIN SIZE:
    420
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    12
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    Qty in Cart: 0
    Quantity:
    Price:
    $6.07
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 13144-1027

    PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 13144-1027

    PARTS UNLIMITED

    $13.21
    PARTS UNLIMITED Countershaft Sprocket 13-Tooth 13144-1027All 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...
    K222765
    SKU:
    K222765
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    TOOTH COUNT:
    13
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    $13.21
    Qty in Cart: 0
    Quantity:
    Price:
    $13.21
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 520 - 49 Tooth 41201-430-810

    PARTS UNLIMITED Rear Honda Sprocket - 520 - 49 Tooth 41201-430-810

    PARTS UNLIMITED

    $45.85
    PARTS UNLIMITED Rear Honda Sprocket 520 49 Tooth 41201-430-810All our front and rear 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...
    K223501J
    SKU:
    K223501J
    Availability:
    Ships Same Business Day
    Weight:
    1.81 LBS
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    TYPE:
    DRIVE
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    NATURAL
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    $45.85
    Qty in Cart: 0
    Quantity:
    Price:
    $45.85
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 520 - 41 Tooth 41201-MG2-000

    PARTS UNLIMITED Rear Honda Sprocket - 520 - 41 Tooth 41201-MG2-000

    PARTS UNLIMITED

    $41.77
    PARTS UNLIMITED Rear Honda Sprocket 520 41 Tooth 41201-MG2-000All our front and rear 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...
    K223501L
    SKU:
    K223501L
    Availability:
    Ships Same Business Day
    Weight:
    1.63 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    41
    UNITS:
    EACH
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPROCKET
    $41.77
    Qty in Cart: 0
    Quantity:
    Price:
    $41.77
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 428 - 50 Tooth 41200-427-670

    PARTS UNLIMITED Rear Honda Sprocket - 428 - 50 Tooth 41200-427-670

    PARTS UNLIMITED

    $30.55
    PARTS UNLIMITED Rear Honda Sprocket 428 50 Tooth 41200-427-670All our front and rear 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...
    K223501Z
    SKU:
    K223501Z
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    UNITS:
    EACH
    CHAIN SIZE:
    428
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    $30.55
    Qty in Cart: 0
    Quantity:
    Price:
    $30.55
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 520 - 54 Tooth 41205-KA4-701

    PARTS UNLIMITED Rear Honda Sprocket - 520 - 54 Tooth 41205-KA4-701

    PARTS UNLIMITED

    $44.83
    PARTS UNLIMITED Rear Honda Sprocket 520 54 Tooth 41205-KA4-701All our front and rear 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...
    K223502K
    SKU:
    K223502K
    Availability:
    Ships Same Business Day
    Weight:
    2.88 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    520
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    TOOTH COUNT:
    54
    TYPE:
    DRIVE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPROCKET
    $44.83
    Qty in Cart: 0
    Quantity:
    Price:
    $44.83
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 420 - 47 Tooth 41201-GC4-000

    PARTS UNLIMITED Rear Honda Sprocket - 420 - 47 Tooth 41201-GC4-000

    PARTS UNLIMITED

    $26.47
    PARTS UNLIMITED Rear Honda Sprocket 420 47 Tooth 41201-GC4-000All our front and rear 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...
    K223502P
    SKU:
    K223502P
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    420
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    47
    $26.47
    Qty in Cart: 0
    Quantity:
    Price:
    $26.47
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 520 - 51 Tooth 41201-KA3-710

    PARTS UNLIMITED Rear Honda Sprocket - 520 - 51 Tooth 41201-KA3-710

    PARTS UNLIMITED

    $47.43
    PARTS UNLIMITED Rear Honda Sprocket 520 51 Tooth 41201-KA3-710All our front and rear 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...
    K223502S
    SKU:
    K223502S
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    51
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    DRIVE
    UNITS:
    EACH
    $47.43
    Qty in Cart: 0
    Quantity:
    Price:
    $47.43
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 520 - 50 Tooth 41201KG0000-50T

    PARTS UNLIMITED Rear Honda Sprocket - 520 - 50 Tooth 41201KG0000-50T

    PARTS UNLIMITED

    $44.83
    PARTS UNLIMITED Rear Honda Sprocket 520 50 Tooth 41201KG0000-50TAll our front and rear 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...
    K223502V
    SKU:
    K223502V
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    NATURAL
    UNITS:
    EACH
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    TYPE:
    DRIVE
    $44.83
    Qty in Cart: 0
    Quantity:
    Price:
    $44.83
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 520 - 42 Tooth 41201KFO000-42T

    PARTS UNLIMITED Rear Honda Sprocket - 520 - 42 Tooth 41201KFO000-42T

    PARTS UNLIMITED

    $30.55
    PARTS UNLIMITED Rear Honda Sprocket 520 42 Tooth 41201KFO000-42TAll our front and rear 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...
    K223503B
    SKU:
    K223503B
    Availability:
    Ships Same Business Day
    Weight:
    1.63 LBS
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    42
    COLOR/FINISH:
    NATURAL
    TYPE:
    DRIVE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SPROCKET
    $30.55
    Qty in Cart: 0
    Quantity:
    Price:
    $30.55
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 520 - 48 Tooth 41201-MG3-000

    PARTS UNLIMITED Rear Honda Sprocket - 520 - 48 Tooth 41201-MG3-000

    PARTS UNLIMITED

    $47.89
    PARTS UNLIMITED Rear Honda Sprocket 520 48 Tooth 41201-MG3-000All our front and rear 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...
    K223503D
    SKU:
    K223503D
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    CHAIN SIZE:
    520
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    48
    TYPE:
    DRIVE
    $47.89
    Qty in Cart: 0
    Quantity:
    Price:
    $47.89
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 420 - 49 Tooth 41201-6C4-830

    PARTS UNLIMITED Rear Honda Sprocket - 420 - 49 Tooth 41201-6C4-830

    PARTS UNLIMITED

    $30.55
    PARTS UNLIMITED Rear Honda Sprocket 420 49 Tooth 41201-6C4-830All our front and rear 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...
    K223504B
    SKU:
    K223504B
    Availability:
    Ships Same Business Day
    Weight:
    1.56 LBS
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    UNITS:
    EACH
    CHAIN SIZE:
    420
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    $30.55
    Qty in Cart: 0
    Quantity:
    Price:
    $30.55
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 420 - 48 Tooth 41201-329-000

    PARTS UNLIMITED Rear Honda Sprocket - 420 - 48 Tooth 41201-329-000

    PARTS UNLIMITED

    $47.89
    PARTS UNLIMITED Rear Honda Sprocket 420 48 Tooth 41201-329-000All our front and rear 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...
    K223558
    SKU:
    K223558
    Availability:
    Ships Same Business Day
    Weight:
    2.60 LBS
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    48
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    $47.89
    Qty in Cart: 0
    Quantity:
    Price:
    $47.89
    Subtotal:
  • PARTS UNLIMITED Rear Honda Sprocket - 428 - 44 Tooth 41201-110-670

    PARTS UNLIMITED Rear Honda Sprocket - 428 - 44 Tooth 41201-110-670

    PARTS UNLIMITED

    $26.47
    PARTS UNLIMITED Rear Honda Sprocket 428 44 Tooth 41201-110-670All our front and rear 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...
    K223566
    SKU:
    K223566
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    CHAIN SIZE:
    428
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    44
    TYPE:
    DRIVE
    $26.47
    Qty in Cart: 0
    Quantity:
    Price:
    $26.47
    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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