Ultra Racing Rear Lower Brace (F2X M135i/M140i/M235i/M240i)

The Ultra Racing Rear Lower Brace increases chassis rigidity across the rear suspension mounts, reducing flex and improving stability during fast-road and track driving. For the F2X M-Lites platform, it delivers a more planted rear axle, sharper response and improved confidence during cornering.

Fitment: F20/F21/F22/F23 – M135i, M140i, M235i, M240i
SKU: ULTRA-RL4-3885

Key Features

Strengthened Rear Chassis Support

– Reduces rear-end flex under load
– Improves traction and stability
– Enhances mid-corner precision and balance

High-Rigidity Steel Construction

– One-piece welded design
– Stronger than multi-piece braces
– Long-term durability and corrosion resistance

Direct Bolt-On Installation

– Uses factory mounting points
– No cutting or modification required

Benefits

– More stable rear chassis behaviour
– Improved confidence during fast cornering
– Sharper, more predictable handling feel

Fitment

– BMW F20/F21 M135i/M140i
– BMW F22/F23 M235i/M240i
SKU: ULTRA-RL4-3885

Installation Notes

– Professional fitting recommended
– Alignment check advised after installation

Additional Genuine BMW mounting parts required (not included):
– 1x Left Pushrod (33326793651)
– 1x Right Pushrod (33326793652)
– 2x Torx Bolt (33306861221)

About Ultra Racing

Ultra Racing design high-strength chassis reinforcement components to reduce flex and improve stability, offering more precision and control for performance driving.