PU bushings for rear control arms, caster angle, suitable for BMW E30 including M3 Powerflex

The Powerflex polyurethane (PU) bushings for the rear control arm with eccentric bore, suitable for BMW E30 including the M3, allow for targeted adjustment of the caster angle, resulting in noticeably more direct and precise steering response. The high-quality polyurethane (PU) material reduces movement within the suspension, ensuring stable axle geometry – even under heavy loads or during sporty driving.

The eccentric design improves caster angles and provides greater stability at high speeds, as well as significantly more agile steering response . At the same time, the polyurethane bushings offer a longer service life than OEM rubber bushings and remain maintenance-free for many years.

Ideal for drivers who want more precise feedback, more control and a motorsport-proven solution in the area of ​​chassis tuning for their BMW E30 or M3 – for road, track day or race track.

Suitable for:
BMW E30 including M3 (1982-1991)


Technical Information:

Position on the vehicle: 1
Installation location: front

Quantity: 2

Reference numbers (for comparison only): 31129069035 / 31129064875, 31121127378 / 31129058815, 31121130123 / 31129058931 / 31129059288