PFR5-426 – Rear Diff Rear Mounting Bush – M135i M140i M235i M240i

The Powerflex Rear Diff Rear Mounting Bush strengthens the differential mounting point, reducing unwanted movement under acceleration and improving driveline stability. Ideal for fast-road M-Lites wanting cleaner, more controlled power delivery.

Fitment: BMW F20/F21/F22/F23 – M135i, M140i, M235i, M240i
SKU: PFR5-426

Key Features

Fast-Road Polyurethane Design

– Firmer than OEM rubber
– Improves diff control
– Maintains daily usability

Reduced Differential Movement

– Smoother power transfer
– Better traction under load
– Reduced wheel hop

OEM-Compatible Fitment

– Direct replacement
– No permanent modifications

Benefits

– Cleaner, more consistent acceleration
– Stronger rear-end stability
– Improved driveline response

Fitment

– M135i/M140i
– M235i/M240i
SKU: PFR5-426

Installation Notes

– Press-in install
– Recommended: professional fitting

About Powerflex

Powerflex bushes enhance performance by increasing control, improving rigidity and extending component lifespan compared to OEM rubber.