New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Engine - Crankcase Components

1858 products
Powersport Superstore is your go-to source for Engine - Crankcase Components and related parts. Shop our unbeatable selection of Crankcase Components with top-tier service, fast shipping, and great prices.
Brand Show all Brand
Vehicle Type Show all Vehicle Type
Price
  • -
Show all Price
Vehicle Fitment Combos Show all Vehicle Fitment Combos
Eastern Motorcycle Parts A-9225-28 Crankcase Roller Bearings - Right Side - +.001in.
$26.06
$26.06
H-D#9225. Sold in 28-pack. Made in the USA.Vehicle Fitment:1958-1964 Harley Davidson FL 1958-1964 Harley Davidson FLF 1965-1969 Harley Davidson FLFB Electra Glide 1958-1964 Harley Davidson FLH Duo...
Eastern Motorcycle Parts A-9265-12 Crankcase Roller Bearings - Right Side - +.0008in.
$22.98
$22.98
H-D#9265 . Sold in pack of 12. Made in the USA.Vehicle Fitment:1937 Harley Davidson E 1941-1950 Harley Davidson E 1937-1952 Harley Davidson EL 1941-1950 Harley Davidson F 1941-1954 Harley Davidson...
S&S Cycle 31-4055 Pinion Shaft Bearing - Blue
$49.56
$49.56
H-D# 24647-87. Sold individually.Vehicle Fitment:1996-2003 Harley Davidson XL1200C Sportster 1200 Custom 1996-2003 Harley Davidson XL1200S Sportster 1200 Sport 1999-2003 Harley Davidson XL883C Spo...
Pro-X 23.6207C4 Crankshaft Bearing - O.D. - 72mm - I.D. - 35mm - Width - 17mm
$28.55
$28.55
C4 fit. Save $$ Over OEM pricing. Interchanges directly with OEM parts.
Wsm 010-206-02 Crankshaft Bearing - 35 x 72 x 17
$23.30
$23.30
OEM Replacement Crankshaft Bearings.Vehicle Fitment:1999-2005 Kawasaki JH1200 Ultra 150 1997-1999 Kawasaki JT1100 1100STX 2001-2002 Kawasaki JT900 900STS 1997-2006 Kawasaki JT900 900STX
22% Off
Cometic Gasket C7658 Crank Seal Kit
$26.48
$26.48
$34.00
Oil seals meet and exceed OEM specifications..Vehicle Fitment:1979-2000 Kawasaki KX250
35% Off
Cometic Gasket C7669 Crank Seal Kit
$15.68
$15.68
$23.95
High-quality, domestically made oil seals that are sold in a set containing both crankshaft seals per application.Vehicle Fitment:1991-1994 Yamaha WR250 1988-1998 Yamaha YZ250
Pro-X 42.2005 Crankshaft Oil Seal Kit
$17.85
$17.85
Save $$ over OEM pricing. OEM quality. All seals necessary for complete crank rebuild included.Vehicle Fitment:1981-2009 Yamaha PW50 2012-2016 Yamaha PW50
Eastern Motorcycle Parts A-24039-03 Sprocket Shaft Spacer - 1.431in
$37.81
$37.81
Sold each. Replaces OEM #24039-03. The only way to properly space/align the front motor sprocket or belt drive pulley. Sold in packs of 5. Made in the USA.Vehicle Fitment:2006 Harley Davidson FLST...
Eastern Motorcycle Parts A-9226-28 Crankcase Roller Bearings - Right Side - +.002in.
$26.06
$26.06
H-D#9226. Sold in 28-pack. Made in the USA.Vehicle Fitment:1958-1964 Harley Davidson FL 1958-1964 Harley Davidson FLF 1965-1969 Harley Davidson FLFB Electra Glide 1958-1964 Harley Davidson FLH Duo...
15% Off
Wiseco WPC138 Complete Bottom End Rebuild Kit
$530.97
$530.97
$624.95
Includes crankshaft, main bearings, complete bottom end gasket set, including all seals and gaskets needed for the job. The crank pin bearings are manufactured from the highest quality hot rolled s...
5% Off
Hot Rods 4413 Crankshaft Assembly
$548.11
$548.11
$576.95
All new assembly sold complete with Hot Rods connecting rod. Factory assembled and trued to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance. Ready for installation. ...
5% Off
Hot Rods 8143 Connecting Rod Kit
$133.90
$133.90
$140.95
Affordable premium quality replacement connecting rods. High-tech crank and wrist bearings. AISI carburized crank pin. Silver-coated crank pin bearing. A.E. recommended phosphor bronze thrust washe...
10% Off
Hot Rods 8145 Connecting Rod Kit
$180.86
$180.86
$200.95
Affordable premium quality replacement connecting rods. High-tech crank and wrist bearings. AISI carburized crank pin. Silver-coated crank pin bearing. A.E. recommended phosphor bronze thrust washe...
4% Off
Pro-X 23.NJ206 Crankshaft Bearing - Left
$67.90
$67.90
$71.08
Save $$ Over OEM pricing. Interchanges directly with OEM parts.Vehicle Fitment:2022 Beta Xtrainer 2022 Gas Gas MC 125 2012-2013 Husaberg TE125 2014-2023 Husqvarna TC125 2014-2016 Husqvarna TE125 20...
Pro-X 42.2206 Crankshaft Oil Seal Kit
$21.79
$21.79
Save $$ over OEM pricing. OEM quality. All seals necessary for complete crank rebuild included.Vehicle Fitment:1994-1996 Yamaha YZ125
5% Off
Hot Rods K050 Main Bearing and Seal Kit
$93.05
$93.05
$97.95
Precision, high-quality main bearing and seal kits complement Hot Rods crankshaft assemblies. All kits contain two main bearings and two seals, except where noted.Vehicle Fitment:2005-2007 Suzuki R...
Wiseco BK5010 Crankshaft Bearing Kit
$39.74
$39.74
Wiseco main bearings are manufactured by many of the same suppliers to the OEMs, including leading Japanese manufacturers, and are inspected for accuracy, function, and cleanliness for efficient an...
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle