MRT RACE rear suspension components, BMW E8X/E9X

MRT RACE rear suspension components, BMW E8X/E9X

Adjustable rear arms for E8X/E9X wheel alignment. Available as the complete arm combination or separate component sets. Select M or non-M toe arms to match the application.

Construction and adjustment

• AW-7075 aluminium trailing arms with billet H-sections, plus toe arms, upper control arms and guide rods.
• M and non-M toe arms differ in length.
• Length adjustment is −10 to +20 mm per arm, except for the trailing arm.
• Replaceable three-piece JMX Motorsport rod ends and an eccentric lockout kit.
• Manufacturer-stated weight saving of 30% versus original arms.
• Hard-anodised aluminium parts, grade 10.9 fasteners and 316L stainless spacers.

Fitment and installation

BMW E81, E82, E87, E88, E90, E91, E92 and E93, including 1M and M3. The manufacturer states coverage of all E8X/E9X models and also lists Z4. Confirm the exact Z4 generation and component fitment.

The complete package combines trailing arms, toe arms, upper arms and guide rods. Separate sets are also available. Installation is bolt-on without special tools, followed by rear alignment. The selected set includes mounting hardware and MRT decals.

Product options

Option 1: Contents.

Installation instructions and drawings

• Assembly drawing, PDF