Dirt Bike Crankshafts and Parts

Dirt Bike Crankshafts and Parts

Dirt Bike Crankshafts and Parts

JJ Motorsports dirt bike aftermarket engine crankshafts are some of the best you can find. They're tough and dependable, so you know they'll last through even the roughest conditions. Best of all, they're priced competitively, so you don't have to spend a fortune to get top quality parts. And if you need them quickly, JJ Motorsports offers fast shipping to get your parts to you as soon as possible. So if you're looking for aftermarket engine crankshafts for your dirt bike, JJ Motorsports is the place to go.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • WISECO Crankshaft with Bearing and Gasket WPC139

    WISECO Crankshaft with Bearing and Gasket WPC139

    WISECO

    $624.95
    WISECO Crankshaft with Bearing and Gasket WPC139Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...
    9210112
    SKU:
    9210112
    Availability:
    Ships Same Business Day
    Weight:
    11.78 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    BOTTOM END
    UNITS:
    KIT
    FEATURES:
    INCLUDES BEARING AND GASKET
    MATERIAL:
    STEEL
    STROKE LENGTH METRIC:
    63.40 MM
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    $624.95
    Qty in Cart: 0
    Quantity:
    Price:
    $624.95
    Subtotal:
  • MOOSE RACING Crankcase Bearing and Seal Kit 24-1022

    MOOSE RACING Crankcase Bearing and Seal Kit 24-1022

    MOOSE RACING

    $52.95
    MOOSE RACING Crankcase Bearing and Seal Kit 24-1022Precision crank bearings, Kits contain right and left crankshaft bearings; 2-stroke kits contain outer seals, Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines,...
    A241022
    SKU:
    A241022
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    PRODUCT NAME:
    BEARING KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    RIDING STYLE:
    STREET
    TYPE:
    CRANK
    $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    $52.95
    Subtotal:
  • PROX Crankshaft 10.6228

    PROX Crankshaft 10.6228

    PROX

    $369.22
    PROX Crankshaft 10.6228High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210791
    SKU:
    9210791
    Availability:
    Ships Same Business Day
    Weight:
    7.40 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CRANKSHAFT
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $369.22
    Subtotal:
  • PROX Crankshaft 10.6226

    PROX Crankshaft 10.6226

    PROX

    $423.56
    PROX Crankshaft 10.6226High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210797
    SKU:
    9210797
    Availability:
    Ships Same Business Day
    Weight:
    7.20 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $423.56
    Subtotal:
  • PROX Crankshaft 10.3340

    PROX Crankshaft 10.3340

    PROX

    $465.98
    PROX Crankshaft 10.3340High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210799
    SKU:
    9210799
    Availability:
    Ships Same Business Day
    Weight:
    7.80 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    $465.98
    Qty in Cart: 0
    Quantity:
    Price:
    $465.98
    Subtotal:
  • PROX Crankshaft 10.2416

    PROX Crankshaft 10.2416

    PROX

    $357.62
    PROX Crankshaft 10.2416High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210800
    SKU:
    9210800
    Availability:
    Ships Same Business Day
    Weight:
    7.55 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $357.62
    Subtotal:
  • PROX Crankshaft 10.6335

    PROX Crankshaft 10.6335

    PROX

    $486.39
    PROX Crankshaft 10.6335High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210801
    SKU:
    9210801
    Availability:
    Ships Same Business Day
    Weight:
    7.85 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CRANKSHAFT
    UNITS:
    EACH
    $486.39
    Qty in Cart: 0
    Quantity:
    Price:
    $486.39
    Subtotal:
  • On Sale
    PROX Crankshaft 10.6324

    PROX Crankshaft 10.6324

    PROX

    MSRP: $455.54
    Now: $296.10
    Was: $455.54
    PROX Crankshaft 10.6324High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210806
    SKU:
    9210806
    Availability:
    Ships Same Business Day
    Weight:
    5.90 LBS
    PRODUCT NAME:
    CRANKSHAFT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MSRP: $455.54
    Now: $296.10
    Was: $455.54
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $455.54
    Now: $296.10
    Was: $455.54
    Subtotal:
  • PROX Crankshaft 10.1340

    PROX Crankshaft 10.1340

    PROX

    $347.41
    PROX Crankshaft 10.1340High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210782
    SKU:
    9210782
    Availability:
    Ships Same Business Day
    Weight:
    8.20 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $347.41
    Subtotal:
  • PROX PRO-X Crank Seal Kit 42.4105

    PROX PRO-X Crank Seal Kit 42.4105

    PROX

    $9.95
    PROX PRO-X Crank Seal Kit 42.4105OEM quality, All seals necessary for complete crank rebuild included
    94481
    SKU:
    94481
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX PRO-X Crank Seal Kit 42.4208

    PROX PRO-X Crank Seal Kit 42.4208

    PROX

    $19.95
    PROX PRO-X Crank Seal Kit 42.4208OEM quality, All seals necessary for complete crank rebuild included
    94484
    SKU:
    94484
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • PROX PRO-X Crank Seal Kit 42.4288

    PROX PRO-X Crank Seal Kit 42.4288

    PROX

    $9.95
    PROX PRO-X Crank Seal Kit 42.4288OEM quality, All seals necessary for complete crank rebuild included
    94487
    SKU:
    94487
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • PROX Crankshaft 10.4124

    PROX Crankshaft 10.4124

    PROX

    $221.00
    PROX Crankshaft 10.4124High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210789
    SKU:
    9210789
    Availability:
    Ships Same Business Day
    Weight:
    5.10 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $221.00
    Subtotal:
  • PROX Crankshaft 10.6113

    PROX Crankshaft 10.6113

    PROX

    $289.97
    PROX Crankshaft 10.6113High-quality forged connecting rod kit, Meet or exceed OEM crankshafts in performance and durability
    9210790
    SKU:
    9210790
    Availability:
    Ships Same Business Day
    Weight:
    5.40 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $289.97
    Subtotal:
  • WISECO Crankshaft with Bearing and Gasket WPC159

    WISECO Crankshaft with Bearing and Gasket WPC159

    WISECO

    $524.95
    WISECO Crankshaft with Bearing and Gasket WPC159Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...
    9210140
    SKU:
    9210140
    Availability:
    Ships Same Business Day
    Weight:
    10.06 LBS
    FEATURES:
    INCLUDES BEARING AND GASKET
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    STROKE LENGTH METRIC:
    52.20 MM
    TYPE:
    BOTTOM END
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $524.95
    Qty in Cart: 0
    Quantity:
    Price:
    $524.95
    Subtotal:
  • WISECO Crankshaft with Bearing and Gasket WPC144

    WISECO Crankshaft with Bearing and Gasket WPC144

    WISECO

    $574.95
    WISECO Crankshaft with Bearing and Gasket WPC144Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...
    9210141
    SKU:
    9210141
    Availability:
    Ships Same Business Day
    Weight:
    10.10 LBS
    FEATURES:
    INCLUDES BEARING AND GASKET
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    53.60 MM
    TYPE:
    BOTTOM END
    UNITS:
    KIT
    $574.95
    Qty in Cart: 0
    Quantity:
    Price:
    $574.95
    Subtotal:
  • WISECO Crankshaft with Bearing and Gasket WPC119

    WISECO Crankshaft with Bearing and Gasket WPC119

    WISECO

    $344.95
    WISECO Crankshaft with Bearing and Gasket WPC119Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...
    9210089
    SKU:
    9210089
    Availability:
    Ships Same Business Day
    Weight:
    6.31 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    BOTTOM END
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    FEATURES:
    INCLUDES BEARING AND GASKET
    STROKE LENGTH METRIC:
    45.80 MM
    $344.95
    Qty in Cart: 0
    Quantity:
    Price:
    $344.95
    Subtotal:
  • WISECO Crankshaft with Bearing and Gasket WPC101

    WISECO Crankshaft with Bearing and Gasket WPC101

    WISECO

    $459.95
    WISECO Crankshaft with Bearing and Gasket WPC101Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...
    9210090
    SKU:
    9210090
    Availability:
    Ships Same Business Day
    Weight:
    12.72 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    BOTTOM END
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    FEATURES:
    INCLUDES BEARING AND GASKET
    STROKE LENGTH METRIC:
    72.00 MM
    $459.95
    Qty in Cart: 0
    Quantity:
    Price:
    $459.95
    Subtotal:
  • WISECO Crankshaft with Bearing and Gasket WPC117

    WISECO Crankshaft with Bearing and Gasket WPC117

    WISECO

    $339.95
    WISECO Crankshaft with Bearing and Gasket WPC117Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...
    9210093
    SKU:
    9210093
    Availability:
    Ships Same Business Day
    Weight:
    5.28 LBS
    FEATURES:
    INCLUDES BEARING AND GASKET
    MATERIAL:
    STEEL
    TYPE:
    BOTTOM END
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    41.60 MM
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $339.95
    Subtotal:
  • WISECO Crankshaft with Bearing and Gasket WPC115

    WISECO Crankshaft with Bearing and Gasket WPC115

    WISECO

    $314.95
    WISECO Crankshaft with Bearing and Gasket WPC115Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...
    9210094
    SKU:
    9210094
    Availability:
    Ships Same Business Day
    Weight:
    6.70 LBS
    FEATURES:
    INCLUDES BEARING AND GASKET
    MATERIAL:
    STEEL
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    BOTTOM END
    STROKE LENGTH METRIC:
    47.80 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $314.95
    Subtotal:
  • Total: items /

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