Millway Motorsport Billet Rear Trailing Arms for the E8X 1 Series and E9X 3 Series, including M3 and 1M.

These replace the original pressed steel trailing arms for a huge improvement in rear end stability and feedback, while only weighing 430g each.

Two required per vehicle – priced per pair.

For fitting instructions, Millway Adjustable Camber Plate, Millway Adjustable Arm, Millway Solid Aluminium Bushing and other Millway parts manuals, please see here.