Powerflex Road Series Rear Diff Rear Mounting Bush for BMW F8x M2, M3, M4
Part Number: PFR5-4026
Upgrade the rear differential stability of your BMW F8x with the Powerflex Road Series Rear Diff Rear Mounting Bush. This direct replacement rear differential rear mounting bush features a built-in support washer to keep the diff securely located under hard acceleration, cutting unwanted movement that robs traction and confidence.
Engineered from signature Purple 80A durometer polyurethane with a Black anodised 2011-T6 aluminium insert, this Powerflex diff bush resists flex, reduces drivetrain deflection and helps curb wheel hop during hard launches. The result is crisper power delivery, improved traction and a more connected feel from your BMW M car.
Key features and benefits
- Built-in support washer for added rear differential stability under load
- Purple 80A polyurethane and Black anodised 2011-T6 aluminium construction
- Reduces drivetrain deflection for sharper throttle response and gear changes
- Helps reduce wheel hop during aggressive launches and spirited driving
- Durable, performance-focused upgrade for BMW F8x M2, M3, M4 rear diff mount
Optional dual-mount upgrade
PFR5-4026 can be used with the Powerflex PFR5-4030 dual-mount rear differential bracket to fit two bushes into the factory positions for even greater diff control.
Fitment
BMW F8x platform:
- BMW M2 F87
- BMW M3 F80
- BMW M4 F82
- BMW M4 Convertible F83
OEM cross-reference: 33177852495, 33316899168
Why choose this rear differential bush for your BMW M car
This Powerflex rear diff rear mounting bush is a proven performance upgrade for fast-road BMW F80 M3, F82 F83 M4 and F87 M2 owners. By tightening up the rear diff mount, it improves traction on corner exit, limits diff wind-up and delivers a more consistent, confident launch. It is an ideal solution for anyone searching for BMW F80 M3 diff bush upgrade, BMW F82 M4 differential mount, BMW F87 M2 rear diff bush, BMW F8x rear differential bushing, Powerflex rear diff mount or BMW M3 M4 wheel hop fix.
What our team and customers say
We have installed PFR5-4026 on multiple F8x cars and feedback has been excellent. Owners report a more planted rear end, better traction and a tighter, more precise drivetrain feel when accelerating and shifting.
Fitting and support
Professional fitting recommended. Nforcd offers installation in Warwickshire. To request a fitting quote, contact Sales@nforcd.com.
Popular search terms
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