King 48mm Rod (Size +0.25) Race pMaxBlack Performance Rod Bearing Set Subaru WRX 02-14 / STI 04-21 | CR4280XP0.25

Product Fitment:

2002-2014 Subaru WRX

2004-2021 Subaru STI

When engine performance is on the line, trust the King Bearings XP Series to deliver unmatched strength and durability. Engineered for high-load, high-RPM environments, the XP Series is built with tri-metal Lead Bronze construction and features King’s proprietary pMaxBlack™ overlay, providing exceptional wear resistance and superior load capacity.

These race-proven bearings are designed to withstand up to 10,200 PSI—making them ideal for drag racing, circle track, offshore racing, and any other application where a steel crankshaft is used under extreme conditions.

Key Features:

• pMaxBlack™ Overlay Technology – Nano-scaled hardening process for improved fatigue resistance

• Tri-Metal Lead Bronze Composition – High strength and reliability for performance builds

• 10,200 PSI Load Capacity – Built to handle the most extreme racing conditions

• Perfect for Steel Crankshafts – Precision-fit bearings optimized for high-performance internals

• Race-Proven Reliability – Trusted by engine builders worldwide in competitive motorsports

Best Suited For:

• Circle Track Racing

• Drag Racing

• Off-Shore Racing

• Performance Street & Strip Applications

Whether you’re building a boosted street car or a full-race engine, King XP Series Bearings deliver the confidence and performance you need.