ACDelco RW20-157 Rear Wheel Hub and Bearing Assembly

The ACDelco RW20-157 is a GM Original Equipment rear wheel hub and bearing assembly designed to support the vehicle while allowing smooth wheel rotation. This unitized assembly features dual ball or tapered roller bearing elements that are sealed with lifetime lubrication, eliminating the need for maintenance while providing long-lasting performance.

Key Features:

• GM Original Equipment quality - manufactured to exact OE specifications for fit, form, and function
• Complete wheel bearing and hub assembly with lifetime sealed lubrication
• Maximum lateral stiffness for optimum ride, handling, and driving dynamics
• Engineered to withstand potholes and maximize seal life
• Dimensionally optimized to work seamlessly with mating components
• 5 x 115mm bolt pattern
• Rear axle position (driver or passenger side)

This rear wheel hub assembly delivers the same performance, durability, and service life you expect from General Motors original components. Designed and tested to rigorous GM standards, it provides a direct replacement for worn or damaged wheel hub assemblies on select GM vehicles. Cross-references to GM OEM part numbers 13502873 and 13591999.