Powerflex Diff Bracket & Bush Kit – BMW F8X M2 / M3 / M4 Black Series (PFR5-4030 & PFR5-4026BLK)

The Powerflex Black Series diff bracket and bush kit is designed for track-focused and high-performance BMW F8X M builds, helping reduce differential movement and improve drivetrain stability under aggressive driving conditions.

Manufactured using Powerflex’s stiffer Black Series compound, this kit is engineered for maximum performance and precision where increased NVH is acceptable.

Part Numbers Included:
– PFR5-4030 x1
– PFR5-4026BLK x2

Key Features

– Black Series motorsport-grade polyurethane bushes
– Significantly reduces differential movement
– Increased stiffness over Purple Series bushes
– Designed for track and performance applications

Benefits

– Improved drivetrain response and control
– Reduced wheel hop under acceleration
– Increased rear-end precision
– Ideal for track-focused builds

About Powerflex

Powerflex are one of the leading manufacturers of performance polyurethane suspension bushes, trusted worldwide within the performance and motorsport community. Designed and manufactured in the UK, Powerflex products are engineered to improve handling precision, durability and drivetrain control over factory rubber components.

Fitment

– BMW F87 M2
– BMW F87 M2 Competition
– BMW F80 M3
– BMW F82 M4
– BMW F83 M4 Convertible

If you are unsure on fitment, please message us with your registration and we will confirm compatibility before purchase.