Alloy

Alloy

Looking for high-quality dirt bike aftermarket drivetrain parts? JJ Motorsports has you covered, with great prices on rear aluminum sprockets from brands like Sunstar and Renthal. We ship fast, so you can get back on the track as soon as possible. Browse our selection and order your dirt bike parts today!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • RENTHAL Sprocket - Honda - 50-Tooth 189U-420-50GRSI

    RENTHAL Sprocket - Honda - 50-Tooth 189U-420-50GRSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Honda 50-Tooth 189U-420-50GRSICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter than...
    R18950
    SKU:
    R18950
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    CHAIN SIZE:
    420
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    UNITS:
    EACH
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Kawasaki - 45-Tooth 112U-520-45GESI

    RENTHAL Sprocket - Kawasaki - 45-Tooth 112U-520-45GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 45-Tooth 112U-520-45GESICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    R112B45
    SKU:
    R112B45
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TYPE:
    DRIVE
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    45
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Kawasaki - 47-Tooth 112U-520-47GESI

    RENTHAL Sprocket - Kawasaki - 47-Tooth 112U-520-47GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 47-Tooth 112U-520-47GESICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    R112B47
    SKU:
    R112B47
    Availability:
    Ships Same Business Day
    Weight:
    0.69 LBS
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    47
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Kawasaki - 48-Tooth 112U-520-48GESI

    RENTHAL Sprocket - Kawasaki - 48-Tooth 112U-520-48GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 48-Tooth 112U-520-48GESICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    R112B48
    SKU:
    R112B48
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    STREET
    TYPE:
    DRIVE
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    48
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Kawasaki - 49-Tooth 112U-520-49GESI

    RENTHAL Sprocket - Kawasaki - 49-Tooth 112U-520-49GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 49-Tooth 112U-520-49GESICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    R112B49
    SKU:
    R112B49
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Kawasaki - 50-Tooth 112U-520-50GESI

    RENTHAL Sprocket - Kawasaki - 50-Tooth 112U-520-50GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 50-Tooth 112U-520-50GESICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    R112B50
    SKU:
    R112B50
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    50
    TYPE:
    DRIVE
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Suzuki - 47-Tooth 121U-428-47GPSI

    RENTHAL Sprocket - Suzuki - 47-Tooth 121U-428-47GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Suzuki 47-Tooth 121U-428-47GPSICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    R121A47
    SKU:
    R121A47
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    CHAIN SIZE:
    428
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM
    TOOTH COUNT:
    47
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Suzuki - 47-Tooth 123U-520-47GYSI

    RENTHAL Sprocket - Suzuki - 47-Tooth 123U-520-47GYSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Suzuki 47-Tooth 123U-520-47GYSICNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    R12347
    SKU:
    R12347
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    TOOTH COUNT:
    47
    TYPE:
    DRIVE
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Husqvarna - Blue - 48-Tooth 441U-428-48GPBU

    RENTHAL Sprocket - Husqvarna - Blue - 48-Tooth 441U-428-48GPBU

    RENTHAL

    $97.95
    RENTHAL Sprocket Husqvarna Blue 48-Tooth 441U-428-48GPBUCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12111724
    SKU:
    12111724
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    CHAIN SIZE:
    428
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    COLOR/FINISH:
    BLUE
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    48
    TYPE:
    DRIVE
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Sprocket - Husqvarna - Blue - 49-Tooth 441U-428-49GPBU

    RENTHAL Sprocket - Husqvarna - Blue - 49-Tooth 441U-428-49GPBU

    RENTHAL

    $97.95
    RENTHAL Sprocket Husqvarna Blue 49-Tooth 441U-428-49GPBUCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12111725
    SKU:
    12111725
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    CHAIN SIZE:
    428
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    UNITS:
    EACH
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Sprocket - Husqvarna - Blue - 50-Tooth 441U-428-50GPBU

    RENTHAL Sprocket - Husqvarna - Blue - 50-Tooth 441U-428-50GPBU

    RENTHAL

    $97.95
    RENTHAL Sprocket Husqvarna Blue 50-Tooth 441U-428-50GPBUCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12111726
    SKU:
    12111726
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    CHAIN SIZE:
    428
    UNITS:
    EACH
    COLOR/FINISH:
    BLUE
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Sprocket - KTM - 46-Tooth - Black 441U-520-46GPBK

    RENTHAL Sprocket - KTM - 46-Tooth - Black 441U-520-46GPBK

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 46-Tooth Black 441U-520-46GPBKCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    12111877
    SKU:
    12111877
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    MOUNTING POSITION:
    REAR
    TOOTH COUNT:
    46
    TYPE:
    DRIVE
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 48-Tooth - Black 441U-520-48GPBK

    RENTHAL Sprocket - KTM - 48-Tooth - Black 441U-520-48GPBK

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 48-Tooth Black 441U-520-48GPBKCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter...
    12111878
    SKU:
    12111878
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    COLOR/FINISH:
    BLACK
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    48
    TYPE:
    DRIVE
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Yamaha- 47-Tooth - Blue 121U-420-47GBBU

    RENTHAL Sprocket - Yamaha- 47-Tooth - Blue 121U-420-47GBBU

    RENTHAL

    $97.95
    RENTHAL Sprocket Yamaha- 47-Tooth Blue 121U-420-47GBBUCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12112060
    SKU:
    12112060
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    COLOR/FINISH:
    BLUE
    TYPE:
    DRIVE
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    47
    UNITS:
    EACH
    CHAIN SIZE:
    420
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Orange Rear Sprocket - 47-Tooth 192U-420-47GPOR

    RENTHAL Orange Rear Sprocket - 47-Tooth 192U-420-47GPOR

    RENTHAL

    $97.95
    RENTHAL Orange Rear Sprocket 47-Tooth 192U-420-47GPORCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12112466
    SKU:
    12112466
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    TYPE:
    DRIVE
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    47
    UNITS:
    EACH
    CHAIN SIZE:
    420
    COLOR/FINISH:
    ORANGE
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Rear Sprocket - 42-Tooth - Orange 224U-520-42GPOR

    RENTHAL Rear Sprocket - 42-Tooth - Orange 224U-520-42GPOR

    RENTHAL

    $97.95
    RENTHAL Rear Sprocket 42-Tooth Orange 224U-520-42GPORCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12112469
    SKU:
    12112469
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    COLOR/FINISH:
    ORANGE
    MOUNTING POSITION:
    REAR
    MATERIAL:
    7075-T6 ALUMINUM
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    42
    TYPE:
    DRIVE
    UNITS:
    EACH
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Rear Sprocket - 44-Tooth - Orange 224U-520-44GPOR

    RENTHAL Rear Sprocket - 44-Tooth - Orange 224U-520-44GPOR

    RENTHAL

    $97.95
    RENTHAL Rear Sprocket 44-Tooth Orange 224U-520-44GPORCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12112470
    SKU:
    12112470
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    COLOR/FINISH:
    ORANGE
    MATERIAL:
    7075-T6 ALUMINUM
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    44
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    STREET
    TYPE:
    DRIVE
    UNITS:
    EACH
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Rear Sprocket - 45-Tooth - Orange 224U-520-45GPOR

    RENTHAL Rear Sprocket - 45-Tooth - Orange 224U-520-45GPOR

    RENTHAL

    $97.95
    RENTHAL Rear Sprocket 45-Tooth Orange 224U-520-45GPORCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12112471
    SKU:
    12112471
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    UNITS:
    EACH
    COLOR/FINISH:
    ORANGE
    MATERIAL:
    7075-T6 ALUMINUM
    TOOTH COUNT:
    45
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    STREET
    TYPE:
    DRIVE
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $97.95
    Qty in Cart: 0
    Quantity:
    Price:
    $97.95
    Subtotal:
  • RENTHAL Rear Sprocket - 46-Tooth - Orange 224U-520-46GPOR

    RENTHAL Rear Sprocket - 46-Tooth - Orange 224U-520-46GPOR

    RENTHAL

    $97.95
    RENTHAL Rear Sprocket 46-Tooth Orange 224U-520-46GPORCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12112472
    SKU:
    12112472
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    STREET
    TYPE:
    DRIVE
    COLOR/FINISH:
    ORANGE
    MATERIAL:
    7075-T6 ALUMINUM
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    46
    Qty in Cart: 0
    Price:
    $97.95
    Subtotal:
  • RENTHAL Rear Sprocket - 51-Tooth - Orange 224U-520-51GPOR

    RENTHAL Rear Sprocket - 51-Tooth - Orange 224U-520-51GPOR

    RENTHAL

    $97.95
    RENTHAL Rear Sprocket 51-Tooth Orange 224U-520-51GPORCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...
    12112477
    SKU:
    12112477
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    CHAIN SIZE:
    520
    COLOR/FINISH:
    ORANGE
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    51
    UNITS:
    EACH
    TYPE:
    DRIVE
    Qty in Cart: 0
    Price:
    $97.95
    Subtotal:
  • Total: items /

Adding your products to cart

Some parts are not legal for use in California or other states with similar laws / regulations