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 - Kawasaki - 51-Tooth 191U-420-51GESI

    RENTHAL Sprocket - Kawasaki - 51-Tooth 191U-420-51GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 51-Tooth 191U-420-51GESICNC-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...
    R19151
    SKU:
    R19151
    Availability:
    Ships Same Business Day
    Weight:
    0.68 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    51
    UNITS:
    EACH
    CHAIN SIZE:
    420
    MOUNTING POSITION:
    REAR
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 46-Tooth 192U-420-46GPSI

    RENTHAL Sprocket - KTM - 46-Tooth 192U-420-46GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 46-Tooth 192U-420-46GPSICNC-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...
    R192U42046
    SKU:
    R192U42046
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    46
    UNITS:
    EACH
    CHAIN SIZE:
    420
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    COLOR/FINISH:
    SILVER
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 47-Tooth 192U-420-47GPSI

    RENTHAL Sprocket - KTM - 47-Tooth 192U-420-47GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 47-Tooth 192U-420-47GPSICNC-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 than...
    R192U42047
    SKU:
    R192U42047
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    47
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    TYPE:
    DRIVE
    CHAIN SIZE:
    420
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 48-Tooth 192U-420-48GPSI

    RENTHAL Sprocket - KTM - 48-Tooth 192U-420-48GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 48-Tooth 192U-420-48GPSICNC-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...
    R192U42048
    SKU:
    R192U42048
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    420
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    COLOR/FINISH:
    SILVER
    TOOTH COUNT:
    48
    TYPE:
    DRIVE
    UNITS:
    EACH
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 49-Tooth 192U-420-49GPSI

    RENTHAL Sprocket - KTM - 49-Tooth 192U-420-49GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 49-Tooth 192U-420-49GPSICNC-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...
    R192U42049
    SKU:
    R192U42049
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    CHAIN SIZE:
    420
    MATERIAL:
    7075-T6 ALUMINUM
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    49
    COLOR/FINISH:
    SILVER
    TYPE:
    DRIVE
    UNITS:
    EACH
    MOUNTING POSITION:
    REAR
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 48-Tooth 224U-520-48GPSI

    RENTHAL Sprocket - KTM - 48-Tooth 224U-520-48GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 48-Tooth 224U-520-48GPSICNC-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...
    R22448
    SKU:
    R22448
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    48
    UNITS:
    EACH
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    DRIVE
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 50-Tooth 224U-520-50GPSI

    RENTHAL Sprocket - KTM - 50-Tooth 224U-520-50GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 50-Tooth 224U-520-50GPSICNC-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...
    R22450
    SKU:
    R22450
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Yamaha - 49-Tooth 131U-520-49GBSI

    RENTHAL Sprocket - Yamaha - 49-Tooth 131U-520-49GBSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Yamaha 49-Tooth 131U-520-49GBSICNC-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...
    R13149
    SKU:
    R13149
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MATERIAL:
    7075-T6 ALUMINUM
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Yamaha - 51-Tooth 131U-520-51GBSI

    RENTHAL Sprocket - Yamaha - 51-Tooth 131U-520-51GBSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Yamaha 51-Tooth 131U-520-51GBSICNC-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...
    R13151
    SKU:
    R13151
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    MOUNTING POSITION:
    REAR
    TYPE:
    DRIVE
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    51
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Yamaha - 47-Tooth 150U-520-47GBSI

    RENTHAL Sprocket - Yamaha - 47-Tooth 150U-520-47GBSI

    RENTHAL

    $102.45
    RENTHAL Sprocket Yamaha 47-Tooth 150U-520-47GBSICNC-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...
    R150A52047
    SKU:
    R150A52047
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    47
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    STREET
    TYPE:
    DRIVE
    Add to Cart
    $102.45
    Qty in Cart: 0
    Quantity:
    Price:
    $102.45
    Subtotal:
  • RENTHAL Sprocket - Honda - 45-Tooth 154U-520-45GRSI

    RENTHAL Sprocket - Honda - 45-Tooth 154U-520-45GRSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Honda 45-Tooth 154U-520-45GRSICNC-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...
    R15445
    SKU:
    R15445
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    CHAIN SIZE:
    520
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    45
    UNITS:
    EACH
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Honda - 50-Tooth 154U-520-50GRSI

    RENTHAL Sprocket - Honda - 50-Tooth 154U-520-50GRSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Honda 50-Tooth 154U-520-50GRSICNC-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...
    R15450
    SKU:
    R15450
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    CHAIN SIZE:
    520
    MATERIAL:
    7075-T6 ALUMINUM
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Honda - 52-Tooth 154U-520-52GRSI

    RENTHAL Sprocket - Honda - 52-Tooth 154U-520-52GRSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Honda 52-Tooth 154U-520-52GRSICNC-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...
    R15452
    SKU:
    R15452
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    CHAIN SIZE:
    520
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    52
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    DRIVE
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Kawasaki - 50-Tooth 191U-420-50GESI

    RENTHAL Sprocket - Kawasaki - 50-Tooth 191U-420-50GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 50-Tooth 191U-420-50GESICNC-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...
    R19150
    SKU:
    R19150
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    CHAIN SIZE:
    420
    MOUNTING POSITION:
    REAR
    MATERIAL:
    7075-T6 ALUMINUM
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 49-Tooth 224U-520-49GPSI

    RENTHAL Sprocket - KTM - 49-Tooth 224U-520-49GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 49-Tooth 224U-520-49GPSICNC-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...
    R22449
    SKU:
    R22449
    Availability:
    Ships Same Business Day
    Weight:
    0.86 LBS
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MATERIAL:
    7075-T6 ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - KTM - 52-Tooth 224U-520-52GPSI

    RENTHAL Sprocket - KTM - 52-Tooth 224U-520-52GPSI

    RENTHAL

    $93.45
    RENTHAL Sprocket KTM 52-Tooth 224U-520-52GPSICNC-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...
    R22452
    SKU:
    R22452
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    52
    TYPE:
    DRIVE
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket - Suzuki - 49-Tooth 123U-520-49GYSI

    RENTHAL Sprocket - Suzuki - 49-Tooth 123U-520-49GYSI

    RENTHAL

    $102.45
    RENTHAL Sprocket Suzuki 49-Tooth 123U-520-49GYSICNC-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...
    R12349
    SKU:
    R12349
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    MATERIAL:
    7075-T6 ALUMINUM
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    49
    Qty in Cart: 0
    Price:
    $102.45
    Subtotal:
  • RENTHAL Sprocket - Suzuki - 50-Tooth 123U-520-50GYSI

    RENTHAL Sprocket - Suzuki - 50-Tooth 123U-520-50GYSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Suzuki 50-Tooth 123U-520-50GYSICNC-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...
    R12350
    SKU:
    R12350
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    DRIVE
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    COLOR/FINISH:
    SILVER
    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 408U-420-47GESI

    RENTHAL Sprocket - Kawasaki - 47-Tooth 408U-420-47GESI

    RENTHAL

    $93.45
    RENTHAL Sprocket Kawasaki 47-Tooth 408U-420-47GESICNC-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...
    R408U42047
    SKU:
    R408U42047
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    47
    CHAIN SIZE:
    420
    MOUNTING POSITION:
    REAR
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DRIVE
    UNITS:
    EACH
    MATERIAL:
    7075-T6 ALUMINUM
    Add to Cart
    $93.45
    Qty in Cart: 0
    Quantity:
    Price:
    $93.45
    Subtotal:
  • RENTHAL Sprocket  - Yamaha - 47-Tooth 121U-420-47GBSI

    RENTHAL Sprocket - Yamaha - 47-Tooth 121U-420-47GBSI

    RENTHAL

    $93.45
    RENTHAL Sprocket Yamaha 47-Tooth 121U-420-47GBSICNC-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...
    12112061
    SKU:
    12112061
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    CHAIN SIZE:
    420
    MATERIAL:
    7075-T6 ALUMINUM
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    47
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    TYPE:
    DRIVE
    Qty in Cart: 0
    Price:
    $93.45
    Subtotal:
  • Total: items /

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