Engines and Components› Engine Bearings

King Engine Bearings

King Engine Bearings Nissan MR18DE / MR20DE (Size STD) Rod Bearing Set

$32.63

SKU: K006 CR4638SM

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The King Engine Bearings CR4638SM is a set of four SM-Series rod bearings designed for high load applications. These bearings are constructed with the strongest aluminum-based material offered by King, which is further strengthened by the addition of manganese and chromium.

The SM-Series connecting rod bearings feature a traditional steel-backing with an aluminum bonding layer and the aluminum bearing alloy. These are stock size replacement sets available for a variety of Nissan vehicle applications.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandKing Engine Bearings
Part NumberK006 CR4638SM

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy