Optitec 31-21-1-129-576 Front Wheel Bearing and Hub Assembly

The Optitec 31-21-1-129-576 is a front wheel bearing and hub assembly designed as a direct replacement for BMW E30 models. This integrated assembly combines the wheel hub and bearing into a single unit, simplifying installation and ensuring proper alignment and performance.

Key Features:

• Complete wheel bearing and hub assembly for front installation
• Replaces OEM part number 31-21-1-129-576
• Pre-assembled unit for straightforward replacement
• Designed for BMW E30 chassis vehicles including 318i, 318is, 325i, 325is, 325e, and 325es models
• Compatible with ABS-equipped vehicles
• Manufactured to OE specifications for reliable fitment and performance

This assembly is engineered to restore proper wheel support and bearing function on vehicles with wear or damage to the original components. The integrated design eliminates the need for separate bearing installation and ensures correct bearing preload from the factory.