BMW F80 M3 rear diff rear mounting bush Powerflex PFR5-4026

Direct-fit polyurethane replacement for the rear differential’s rear mounting bush on the BMW F80 M3. Fixes slop that causes vague steering, traction loss under power, and uneven rear tyre wear.

• Replaces OE rubber part 33177852495 - no modification needed
• Integrated support washer controls diff movement during hard acceleration
• Powerflex’s proven polyurethane compound resists cracking, splitting and sagging
• Retains good NVH control - no harshness penalty over stock
• Covered by Powerflex’s lifetime warranty