WJB WACK4Z1109B Wheel Bearing and Hub Assembly

The WJB WACK4Z1109B is a complete wheel bearing and hub assembly designed to restore smooth, reliable wheel operation in passenger vehicles and light trucks. This assembly integrates the bearing, hub, and related components into a pre-assembled unit for simplified installation and optimal performance.

Key Features:

• Precision-manufactured using state-of-the-art technology to meet or exceed OE specifications
• Complete pre-assembled unit eliminates the need for separate bearing packing and adjustment
• ISO/TS 16949 certified manufacturing ensures consistent quality and reliability
• Advanced roll forming technology provides precise bearing preload for extended service life
• High-grade performance grease minimizes friction and withstands extreme pressure
• Rigorous quality control testing filters out defects before shipping
• Direct fit replacement for original equipment

WJB is recognized as an industry standard in the automotive aftermarket for wheel bearings, hub assemblies, and seals. All WJB wheel hub bearing assemblies are backed by a 12-month warranty covering manufacturer defects, providing peace of mind for both professional installers and DIY mechanics.