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.
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On Sale
HOT RODS Crankshaft Kit CBK0165
HOT RODS
MSRP: $797.95Now: $732.56Was: $813.95HOT RODS Crankshaft Kit CBK0165Assembly 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...09210386- SKU:
- 09210386
- Availability:
- Ships Same Business Day
- Weight:
- 13.35 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STROKER
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $797.95Now: $732.56Was: $813.95 -
On Sale
HOT RODS Crankshaft Kit CBK0167
HOT RODS
MSRP: $754.95Now: $692.96Was: $769.95HOT RODS Crankshaft Kit CBK0167Assembly 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...09210387- SKU:
- 09210387
- Availability:
- Ships Same Business Day
- Weight:
- 10.05 LBS
- TYPE:
- OEM
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $754.95Now: $692.96Was: $769.95 -
On Sale
HOT RODS Crankshaft 4021
HOT RODS
MSRP: $420.95Now: $386.06Was: $428.95HOT RODS Crankshaft 4021Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and ready for...09210388- SKU:
- 09210388
- Availability:
- Ships Same Business Day
- Weight:
- 7.18 LBS
- COLOR/FINISH:
- STEEL
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- DISPLACEMENT:
- 250 CC
- FEATURES:
- HEAVY DUTY CRANKSHAFT
- MODEL:
- 4-CYCLE
- STROKE LENGTH METRIC:
- 53.60 MM
- TYPE:
- OEM STROKE
MSRP: $420.95Now: $386.06Was: $428.95 -
On Sale
HOT RODS Crankshaft 4031
HOT RODS
MSRP: $355.95Now: $326.66Was: $362.95HOT RODS Crankshaft 4031Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and ready for...09210389- SKU:
- 09210389
- Availability:
- Ships Same Business Day
- Weight:
- 4.06 LBS
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- STROKE LENGTH METRIC:
- 40.80 MM
- UNITS:
- ASSEMBLY
- COLOR/FINISH:
- STEEL
- DISPLACEMENT:
- 65 CC
- FEATURES:
- STANDARD CRANKSHAFT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- OEM STROKE
- MATERIAL:
- 4140 STEEL
- MODEL:
- 2-CYCLE
MSRP: $355.95Now: $326.66Was: $362.95 -
On Sale
HOT RODS Crankshaft 4098
HOT RODS
MSRP: $409.95Now: $376.16Was: $417.95HOT RODS Crankshaft 4098Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and ready for...09210244- SKU:
- 09210244
- Availability:
- Ships Same Business Day
- Weight:
- 9.45 LBS
- FEATURES:
- STANDARD CRANKSHAFT
- MODEL:
- 4-CYCLE
- TYPE:
- OEM STROKE
- DISPLACEMENT:
- 450 CC
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- COLOR/FINISH:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 60.80 MM
MSRP: $409.95Now: $376.16Was: $417.95 -
On Sale
HOT RODS Crankshaft - Stroker 4197
HOT RODS
MSRP: $359.95Now: $323.96Was: $359.95HOT RODS Crankshaft Stroker 4197Hot 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...09210246- SKU:
- 09210246
- Availability:
- Ships Same Business Day
- Weight:
- 7.50 LBS
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STROKER
- DISPLACEMENT:
- 259 CC
- MODEL:
- 4-CYCLE
- STROKE LENGTH:
- 55,80 MM
- STROKE LENGTH METRIC:
- 55.80 MM
- COLOR/FINISH:
- STEEL
- FEATURES:
- HEAVY DUTY CRANKSHAFT
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
MSRP: $359.95Now: $323.96Was: $359.95 -
On Sale
HOT RODS Crankshaft Kit CBK0187
HOT RODS
MSRP: $506.95Now: $465.26Was: $516.95HOT RODS Crankshaft Kit CBK0187Assembly 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...09210504- SKU:
- 09210504
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
MSRP: $506.95Now: $465.26Was: $516.95 -
On Sale
HOT RODS Crankshaft Kit CBK0188
HOT RODS
MSRP: $387.95Now: $356.36Was: $395.95HOT RODS Crankshaft Kit CBK0188Assembly 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...09210505- SKU:
- 09210505
- Availability:
- Ships Same Business Day
- Weight:
- 4.60 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
MSRP: $387.95Now: $356.36Was: $395.95 -
On Sale
HOT RODS Crankshaft Kit CBK0191
HOT RODS
MSRP: $625.95Now: $574.16Was: $637.95HOT RODS Crankshaft Kit CBK0191Assembly 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...09210521- SKU:
- 09210521
- Availability:
- Ships Same Business Day
- Weight:
- 13.40 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
- UNITS:
- KIT
MSRP: $625.95Now: $574.16Was: $637.95 -
On Sale
HOT RODS Crankshaft Assembly 4053
HOT RODS
MSRP: $229.95Now: $206.96Was: $229.95HOT RODS Crankshaft Assembly 4053Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and...09210021- SKU:
- 09210021
- Availability:
- Ships Same Business Day
- Weight:
- 6.22 LBS
- DISPLACEMENT:
- 125 CC
- FEATURES:
- STANDARD CRANKSHAFT
- TYPE:
- OEM STROKE
- MODEL:
- 2-CYCLE
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- COLOR/FINISH:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.60 MM
MSRP: $229.95Now: $206.96Was: $229.95 -
On Sale
HOT RODS Crankshaft Assembly 4055
HOT RODS
MSRP: $247.95Now: $227.66Was: $252.95HOT RODS Crankshaft Assembly 4055Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and...09210023- SKU:
- 09210023
- Availability:
- Ships Same Business Day
- Weight:
- 6.36 LBS
- DISPLACEMENT:
- 125 CC
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- MODEL:
- 2-CYCLE
- COLOR/FINISH:
- STEEL
- FEATURES:
- STANDARD CRANKSHAFT
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.60 MM
- TYPE:
- OEM STROKE
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
MSRP: $247.95Now: $227.66Was: $252.95 -
On Sale
HOT RODS Crankshaft Assembly - Stroker 4116
HOT RODS
MSRP: $234.95Now: $215.96Was: $239.95HOT RODS Crankshaft Assembly Stroker 4116Hot 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...09210025- SKU:
- 09210025
- Availability:
- Ships Same Business Day
- Weight:
- 4.60 LBS
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- STROKE LENGTH:
- 47,80 MM
- DISPLACEMENT:
- 85 CC TO 100 CC
- UNITS:
- ASSEMBLY
- COLOR/FINISH:
- STEEL
- FEATURES:
- STANDARD CRANKSHAFT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STROKER
- MATERIAL:
- 4140 STEEL
- MODEL:
- 2-CYCLE
- STROKE LENGTH METRIC:
- 47.80 MM
MSRP: $234.95Now: $215.96Was: $239.95 -
On Sale
HOT RODS Crankshaft 4061
HOT RODS
MSRP: $733.95Now: $674.06Was: $748.95HOT RODS Crankshaft 4061Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and ready for...09210037- SKU:
- 09210037
- Availability:
- Ships Same Business Day
- Weight:
- 21.89 LBS
- FEATURES:
- STANDARD CRANKSHAFT
- TYPE:
- OEM STROKE
- MATERIAL:
- 4140 STEEL
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- ASSEMBLY
- DISPLACEMENT:
- 743 CC TO 781 CC
- MODEL:
- 2-CYCLE
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- COLOR/FINISH:
- STEEL
- STROKE LENGTH METRIC:
- 37.00 MM
MSRP: $733.95Now: $674.06Was: $748.95 -
On Sale
HOT RODS Crankshaft Kit CBK0053
HOT RODS
MSRP: $344.95Now: $316.76Was: $351.95HOT RODS Crankshaft Kit CBK0053Assembly 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...09210301- SKU:
- 09210301
- Availability:
- Ships Same Business Day
- Weight:
- 6.70 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
MSRP: $344.95Now: $316.76Was: $351.95 -
On Sale
HOT RODS Crankshaft Kit CBK0002
HOT RODS
MSRP: $323.95Now: $296.96Was: $329.95HOT RODS Crankshaft Kit CBK0002Assembly 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...09210261- SKU:
- 09210261
- Availability:
- Ships Same Business Day
- Weight:
- 6.65 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $323.95Now: $296.96Was: $329.95 -
WISECO Crankshaft with Bearing and Gasket WPC142
WISECO
$596.70WISECO Crankshaft with Bearing and Gasket WPC142Include 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...09210139- SKU:
- 09210139
- Availability:
- Ships Same Business Day
- Weight:
- 13.54 LBS
- FEATURES:
- INCLUDES BEARING AND GASKET
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 62.80 MM
- TYPE:
- BOTTOM END
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- UNITS:
- KIT
$596.70 -
WISECO Crankshaft WPC161A
WISECO
$330.59WISECO Crankshaft WPC161ACrankshaft kits include 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 are...09210547- SKU:
- 09210547
- Availability:
- Ships Same Business Day
- Weight:
- 6.10 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- STROKE LENGTH METRIC:
- 40.00 MM
$330.59 -
WISECO Crankshaft WPC163
WISECO
$384.95WISECO Crankshaft WPC163Crankshaft kits include 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 are...09210549- SKU:
- 09210549
- Availability:
- Ships Same Business Day
- Weight:
- 7.95 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
$384.95 -
WISECO Crankshaft WPC164
WISECO
$344.95WISECO Crankshaft WPC164Crankshaft kits include 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 are...09210550- SKU:
- 09210550
- Availability:
- Ships Same Business Day
- Weight:
- 6.25 LBS
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 45.80 MM
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
$344.95 -
WISECO Crankshaft WPC165A
WISECO
$479.95WISECO Crankshaft WPC165ACrankshaft kits include 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 are...09210551- SKU:
- 09210551
- Availability:
- Ships Same Business Day
- Weight:
- 12.80 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$479.95
