BMW E8x/E9x rear trailing arm with forks

Description

Adjustable rear control arm (longitudinal/upper arm) specifically designed for BMW E8x (1-series) and E9x (3-series) models. This specific version features fork-style ends, engineered for high-stress motorsport applications.

The arm is manufactured from high-grade 4130 Chromoly (25CroMo4) tubing and is TIG-welded to ensure maximum strength-to-weight ratio. The in-situ adjustable design (double adjuster) allows for precise chassis geometry tuning without the need to remove the arm from the vehicle.

Features and Technical Specifications:

• Mounting: Fork-style ends.
• Material: 4130 Chromoly (25CroMo4) special steel, TIG-welded.
• Bearings: Equipped with high-performance motorsport-grade uniball rod ends.
• Adjustability: Fully adjustable in-situ.

Compatibility:

• BMW 1-series (E81, E82, E87, E88)
• BMW 3-series (E90, E91, E92, E93)

Manufacturing Certificate: A manufacturing certificate (material and welding certificate) is available upon request for registration or competition purposes.