Crankshafts and Parts

Crankshafts and Parts

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
  • MOOSE RACING Crankcase Bearing and Seal Kit 24-1030
    Quick view

    MOOSE RACING Crankcase Bearing and Seal Kit 24-1030

    MOOSE RACING

    $81.95
    MOOSE RACING Crankcase Bearing and Seal Kit 24-1030Precision 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,...
    A241030
    SKU:
    A241030
    Availability:
    Ships Same Business Day
    Weight:
    1.48 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CRANK
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING KIT
    Add to Cart
    $81.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $81.95
    Subtotal:
    Add to Cart
  • MOOSE RACING Crankcase Bearing and Seal Kit 24-1002
    Quick view

    MOOSE RACING Crankcase Bearing and Seal Kit 24-1002

    MOOSE RACING

    $75.95
    MOOSE RACING Crankcase Bearing and Seal Kit 24-1002Precision 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,...
    A241002
    SKU:
    A241002
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    TYPE:
    CRANK
    PRODUCT NAME:
    BEARING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $75.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $75.95
    Subtotal:
    Add to Cart
  • MOOSE RACING Crankcase Bearing and Seal Kit 24-1003
    Quick view

    MOOSE RACING Crankcase Bearing and Seal Kit 24-1003

    MOOSE RACING

    $75.95
    MOOSE RACING Crankcase Bearing and Seal Kit 24-1003Precision 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,...
    A241003
    SKU:
    A241003
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CRANK
    PRODUCT NAME:
    BEARING KIT
    UNITS:
    KIT
    Add to Cart
    $75.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $75.95
    Subtotal:
    Add to Cart
  • MOOSE RACING Crankcase Bearing and Seal Kit 24-1004
    Quick view

    MOOSE RACING Crankcase Bearing and Seal Kit 24-1004

    MOOSE RACING

    $83.95
    MOOSE RACING Crankcase Bearing and Seal Kit 24-1004Precision 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,...
    A241004
    SKU:
    A241004
    Availability:
    Ships Same Business Day
    Weight:
    1.40 LBS
    TYPE:
    CRANK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING KIT
    Add to Cart
    $83.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $83.95
    Subtotal:
    Add to Cart
  • ATHENA Crankcase - Yamaha S410130320004 ATHENA Crankcase - Yamaha S410130320004
    Quick view

    ATHENA Crankcase - Yamaha S410130320004

    ATHENA

    $186.95
    ATHENA Crankcase Yamaha S410130320004Made of special steel and manufactured with CNC high-precision machinery, Standard stroke
    9210019
    SKU:
    9210019
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    CRANKSHAFT
    UNITS:
    EACH
    Add to Cart
    $186.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $186.95
    Subtotal:
    Add to Cart
  • ATHENA Crankshaft - Yamaha/Malaguti S410130320005 ATHENA Crankshaft - Yamaha/Malaguti S410130320005
    Quick view

    ATHENA Crankshaft - Yamaha/Malaguti S410130320005

    ATHENA

    $186.95
    ATHENA Crankshaft Yamaha/Malaguti S410130320005Made of special steel and manufactured with CNC high-precision machinery, Standard stroke
    9210020
    SKU:
    9210020
    Availability:
    Ships Same Business Day
    Weight:
    2.84 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    CRANKSHAFT
    UNITS:
    EACH
    Ships from Manufacture | Call to Order (231) 767-5055
    $186.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $186.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • ATHENA Crankcase - Yamaha YZ85 S410485320002
    Quick view

    ATHENA Crankcase - Yamaha YZ85 S410485320002

    ATHENA

    $146.95
    ATHENA Crankcase Yamaha YZ85 S410485320002Made of special steel and manufactured with CNC high-precision machinery, Standard stroke
    9210589
    SKU:
    9210589
    Availability:
    Ships Same Business Day
    Weight:
    4.15 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $146.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $146.95
    Subtotal:
    Add to Cart
  • HOT RODS Crankshaft - Stroker 4199 HOT RODS Crankshaft - Stroker 4199
    Quick view

    HOT RODS Crankshaft - Stroker 4199

    HOT RODS

    $369.95
    HOT RODS Crankshaft Stroker 4199Hot Rods has developed six long-stroke applications for ATVs, Special pistons for TRX400EX, KFX/LTZ 400, Banshee, Warrior and Raptor make these installations simple by avoiding machine work and parts typically required for...
    9210220
    SKU:
    9210220
    Availability:
    Ships Same Business Day
    Weight:
    9.30 LBS
    FEATURES:
    HEAVY DUTY CRANKSHAFT
    MATERIAL:
    4140 STEEL
    MODEL:
    4-CYCLE
    STROKE LENGTH:
    56,60 MM
    UNITS:
    ASSEMBLY
    COLOR/FINISH:
    STEEL
    DISPLACEMENT:
    263 CC
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    56.60 MM
    TYPE:
    STROKER
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    Add to Cart
    $369.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $369.95
    Subtotal:
    Add to Cart
  • HOT RODS Crankshaft Kit CBKW002
    Quick view

    HOT RODS Crankshaft Kit CBKW002

    HOT RODS

    $847.95
    HOT RODS Crankshaft Kit CBKW002Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...
    9210462
    SKU:
    9210462
    Availability:
    Ships Same Business Day
    Weight:
    25.05 LBS
    TYPE:
    OEM
    UNITS:
    KIT
    RIDING STYLE:
    WATERCRAFT
    PRODUCT NAME:
    CRANKSHAFT KIT
    Add to Cart
    $847.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $847.95
    Subtotal:
    Add to Cart
  • HOT RODS Crankshaft Kit 4427
    Quick view

    HOT RODS Crankshaft Kit 4427

    HOT RODS

    $461.95
    HOT RODS Crankshaft Kit 4427Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely rebuildable...
    9210783
    SKU:
    9210783
    Availability:
    Ships Same Business Day
    Weight:
    7.05 LBS
    DISPLACEMENT:
    250 CC
    MATERIAL:
    4140 STEEL
    STROKE LENGTH METRIC:
    53.60 MM
    TYPE:
    OEM STROKE
    FEATURES:
    STANDARD CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    4-CYCLE
    COLOR/FINISH:
    STEEL
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    UNITS:
    ASSEMBLY
    Add to Cart
    $461.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $461.95
    Subtotal:
    Add to Cart
  • HOT RODS Crankshaft Kit 4428
    Quick view

    HOT RODS Crankshaft Kit 4428

    HOT RODS

    $428.95
    HOT RODS Crankshaft Kit 4428Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely rebuildable...
    9210784
    SKU:
    9210784
    Availability:
    Ships Same Business Day
    Weight:
    9.85 LBS
    FEATURES:
    STANDARD CRANKSHAFT
    MODEL:
    4-CYCLE
    DISPLACEMENT:
    450 CC
    MATERIAL:
    4140 STEEL
    TYPE:
    OEM STROKE
    PRODUCT NAME:
    CRANKSHAFT ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    STEEL
    STROKE LENGTH METRIC:
    62.10 MM
    UNITS:
    ASSEMBLY
    Add to Cart
    $428.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $428.95
    Subtotal:
    Add to Cart
  • HOT RODS Bottom End Kit CBK0198
    Quick view

    HOT RODS Bottom End Kit CBK0198

    HOT RODS

    $763.51
    Kit features everything needed to complete crankshaft installation including Hot Rods main bearings and seals kit plus a complete engine gasket set that includes all gaskets and seals for a complete engine rebuild, "Stroker Kits" crankshaft assemblies...
    9210532
    SKU:
    9210532
    Weight:
    165.00 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $763.51
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $763.51
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • HOT RODS Bottom End Kit 250 SX-F KTM 2012 CBK0200
    Quick view

    HOT RODS Bottom End Kit 250 SX-F KTM 2012 CBK0200

    HOT RODS

    $862.95
    Kit features everything needed to complete crankshaft installation including Hot Rods main bearings and seals kit plus a complete engine gasket set that includes all gaskets and seals for a complete engine rebuild, "Stroker Kits" crankshaft assemblies...
    9210534
    SKU:
    9210534
    Weight:
    10.35 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $862.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $862.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • HOT RODS Bottom End Kit CBK0201
    Quick view

    HOT RODS Bottom End Kit CBK0201

    HOT RODS

    $927.95
    Kit features everything needed to complete crankshaft installation including Hot Rods main bearings and seals kit plus a complete engine gasket set that includes all gaskets and seals for a complete engine rebuild, "Stroker Kits" crankshaft assemblies...
    9210535
    SKU:
    9210535
    Weight:
    10.15 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $927.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $927.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • HOT RODS Bottom End Kit CBK0202
    Quick view

    HOT RODS Bottom End Kit CBK0202

    HOT RODS

    $440.95
    HOT RODS Bottom End Kit CBK0202Kit features everything needed to complete crankshaft installation including Hot Rods main bearings and seals kit plus a complete engine gasket set that includes all gaskets and seals for a complete engine rebuild, "Stroker...
    9210536
    SKU:
    9210536
    Availability:
    Ships Same Business Day
    Weight:
    4.65 LBS
    MODEL:
    2-CYCLE
    MATERIAL:
    4140 STEEL
    STROKE LENGTH METRIC:
    STANDARD
    PRODUCT NAME:
    BOTTOM END KIT
    UNITS:
    KIT
    COLOR/FINISH:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    OE REPLACEMENT
    Add to Cart
    $440.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $440.95
    Subtotal:
    Add to Cart
  • HOT RODS Bottom End Kit CBK0203
    Quick view

    HOT RODS Bottom End Kit CBK0203

    HOT RODS

    $395.95
    HOT RODS Bottom End Kit CBK0203Kit features everything needed to complete crankshaft installation including Hot Rods main bearings and seals kit plus a complete engine gasket set that includes all gaskets and seals for a complete engine rebuild, "Stroker...
    9210537
    SKU:
    9210537
    Availability:
    Ships Same Business Day
    Weight:
    7.10 LBS
    MODEL:
    2-CYCLE
    COLOR/FINISH:
    STEEL
    UNITS:
    KIT
    MATERIAL:
    4140 STEEL
    STROKE LENGTH METRIC:
    STANDARD
    TYPE:
    OE REPLACEMENT
    PRODUCT NAME:
    BOTTOM END KIT
    RIDING STYLE:
    OFF-ROAD
    Ships from Manufacture | Call to Order (231) 767-5055
    $395.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $395.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • HOT RODS Bottom End Kit WR 250 F 2010-2013 Yamaha CBK0204
    Quick view

    HOT RODS Bottom End Kit WR 250 F 2010-2013 Yamaha CBK0204

    HOT RODS

    $649.95
    Kit features everything needed to complete crankshaft installation including Hot Rods main bearings and seals kit plus a complete engine gasket set that includes all gaskets and seals for a complete engine rebuild, "Stroker Kits" crankshaft assemblies...
    9210538
    SKU:
    9210538
    Weight:
    176.00 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $649.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $649.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • HOT RODS Crankshaft Kit CBK0008
    Quick view

    HOT RODS Crankshaft Kit CBK0008

    HOT RODS

    $615.95
    HOT RODS Crankshaft Kit CBK0008Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...
    9210267
    SKU:
    9210267
    Availability:
    Ships Same Business Day
    Weight:
    12.80 LBS
    TYPE:
    OEM
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $615.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $615.95
    Subtotal:
    Add to Cart
  • HOT RODS Crankshaft Kit CBK0010
    Quick view

    HOT RODS Crankshaft Kit CBK0010

    HOT RODS

    $594.95
    HOT RODS Crankshaft Kit CBK0010Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...
    9210269
    SKU:
    9210269
    Availability:
    Ships Same Business Day
    Weight:
    13.30 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    TYPE:
    OEM
    Add to Cart
    $594.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $594.95
    Subtotal:
    Add to Cart
  • HOT RODS Crankshaft Kit CBK0011
    Quick view

    HOT RODS Crankshaft Kit CBK0011

    HOT RODS

    $594.95
    HOT RODS Crankshaft Kit CBK0011Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...
    9210270
    SKU:
    9210270
    Availability:
    Ships Same Business Day
    Weight:
    13.05 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    OEM
    Add to Cart
    $594.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $594.95
    Subtotal:
    Add to Cart
  • Total: items /

Adding your products to cart

View Cart Continue to Shopping
Maxima Racing Oils for sale

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