Rear Diff Mounting Bush

POWERFLEX Black Series Bushes for BMW Série 3 E21 (1975-1983) rear diff N°25

Bushes for motorsport competition and trackdays whenever regulations allow.
Special type of polyurethane that is UV, fuel, oil, acid and water resistant.
High performance without vibration or noise with exceptionally long life, and improved handling and tyre control.

Black Series range: For racing and extreme conditions. 25% more resistant to load than the Standard POWERFLEX range and 80% stiffer than original rubber bushes.
Also available in Standard range bushes : 25 to 30% stiffer than original bushes, with the same noise absorption.

Sold by pair.
Please call if your application is not listed.