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

1693 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
Pro-X 23.CBS33010 Crankshaft Bearing and Seal Kit
$159.95
$159.95
Manufactured by the leading OEM factories. Made to exact OEM specifications to offer maximum performance and durability. Complete bearing and seal kit per application for easy replacement. Can be u...
Eastern Motorcycle Parts B-74-5-RS Connecting Rod Roller Set - +.0008in.
$29.56
$29.56
H-D#s 9105A and 9175A Made in the USA.Vehicle Fitment:1941-1947 Harley Davidson E 1941-1947 Harley Davidson EL 1941-1947 Harley Davidson F 1941-1947 Harley Davidson FL 1966-1969 Harley Davidson FL...
Eastern Motorcycle Parts E-2000 Connecting Rod Races
$38.06
$38.06
Replaces OEM #24341-52A. Set of three. Made in the USA.Vehicle Fitment:1957-1959 Harley Davidson XL 1958 Harley Davidson XLC 1958-1979 Harley Davidson XLCH 1972-1985 Harley Davidson XLH1000 1958-1...
Eastern Motorcycle Parts B-74-4-RS Connecting Rod Roller Set - +.0006in.
$29.56
$29.56
H-D#s 9104A and 9174A Made in the USA.Vehicle Fitment:1941-1947 Harley Davidson E 1941-1947 Harley Davidson EL 1941-1947 Harley Davidson F 1941-1947 Harley Davidson FL 1966-1969 Harley Davidson FL...
Eastern Motorcycle Parts A-9421-13 Crankcase Roller Bearings - Right Side - Standard
$26.19
$26.19
H-D#9421. Pack of 13. Made in the USA.Vehicle Fitment:1955-1957 Harley Davidson FL 1955-1957 Harley Davidson FLF 1955-1957 Harley Davidson FLH Hydra-Glide 1955-1957 Harley Davidson FLHF 1957-1959 ...
Pro-X 23.CBS61009 Crankshaft Bearing and Seal Kit
$63.06
$63.06
Manufactured by the leading OEM factories. Made to exact OEM specifications to offer maximum performance and durability. Complete bearing and seal kit per application for easy replacement. Can be u...
12% Off
Namura Technologies RX-70019 Connecting Rod Kit
$120.74
$120.74
$136.95
Kit includes connecting rod, wrist pin, top and bottom bearings, washers where needed. Connecting rod forged from premium chromoly steel with double honing on top and bottom bearing holes for smoot...
10% Off
Wiseco WPC127 Complete Bottom End Rebuild Kit
$429.99
$429.99
$477.95
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...
Pro-X 23.CBS32099 Crankshaft Bearing and Seal Kit
$70.95
$70.95
Manufactured by the leading OEM factories. Made to exact OEM specifications to offer maximum performance and durability. Complete bearing and seal kit per application for easy replacement. Can be u...
Pro-X 23.CBS32089 Crankshaft Bearing and Seal Kit
$70.95
$70.95
Manufactured by the leading OEM factories. Made to exact OEM specifications to offer maximum performance and durability. Complete bearing and seal kit per application for easy replacement. Can be u...
5% Off
Hot Rods K044 Main Bearing and Seal Kit
$100.65
$100.65
$105.95
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:2003-2004 Suzuki R...
5% Off
Hot Rods 4418 Crankshaft Assembly
$464.50
$464.50
$488.95
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. ...
10% Off
Wsm 010-1018WSM Crankshaft Assembly
$764.52
$764.52
$851.45
Complete crankshaft assembly with connecting rod. Will meet or exceed OEM performance. Trued to OEM speifications. Multi-cylinder applications include main bearings. Rebuildable. Ready for installa...
Eastern Motorcycle Parts A-9221-28 Crankcase Roller Bearings - Right Side - +.0002in.
$27.94
$27.94
H-D#9221. 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 B-LATE-2-RS Connecting Rod Roller Bearing Set - +.0002in.
$27.94
$27.94
H-D# 9442A/9180. Exact replacement bearings. Made in the USA. Set of 17 Long/34 Short Rollers.Vehicle Fitment:1941-1947 Harley Davidson E 1941-1947 Harley Davidson EL 1941-1947 Harley Davidson F 1...
Eastern Motorcycle Parts A-8989 Counterbalance Shaft Bearing - Left Side
$43.06
$43.06
Sold each. Replaces OEM# 8989. High-quality replacement bearings. Made in the USA.Vehicle Fitment:2006 Harley Davidson FLST Heritage Softail 2000-2006 Harley Davidson FLSTC Heritage Softail Classi...
Eastern Motorcycle Parts A-24008-03 Sprocket Shaft Spacer - 1.537in
$38.06
$38.06
Sold each. Replaces OEM #24008-03. 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:2003-2007 Harley Davidson...
Eastern Motorcycle Parts A-25279-36 Breather Separator Plate
$30.36
$30.36
H-D#25279-36. 5 Pack. Exact OEM replicas. Screen and plates are sold separately. Made in the USA.Vehicle Fitment:1936-1937 Harley Davidson E 1941-1950 Harley Davidson E 1936-1952 Harley Davidson E...
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