ACL Main Bearings for BMW N54/N55/S55B30 3.0L Standard Size Set

ACL Main Bearings for BMW N54/N55/S55B30 3.0L — Standard Size Set Precision-engineered main bearings designed specifically for BMW N54, N55 and S55B30 3.0L engines. ACL delivers OEM-fit reliability and durable protection for street, performance and rebuild applications. Fitment: Direct replacement for BMW N54/N55/S55B30 3.0L engines Size: Standard (factory) size — ideal for engines within OEM tolerances Material & finish: High-grade bearing alloy with precision-machined surfaces for consistent oil film and wear resistance Performance: Engineered to handle boosted and high-load conditions common to N54/N55 platforms Complete set: Contains all main bearings required for a full crankshaft installation (standard set) Choose ACL main bearings for superior fatigue strength, reduced friction and long-term durability. Perfect for engine rebuilds, performance upgrades and routine maintenance where OEM specification and consistent performance matter. Benefits: Improved oil film retention, precise tolerances for correct crank geometry, and proven endurance for turbocharged BMW engines.