Powerflex Black Series Adjustable Camber Correction Poly Bushes (±0.5°) for BMW 1 Series F20/F21 – Front Wishbone Rear Inner / Front Lower Control Arm Rear to Chassis Bushings – Track/Performance Polyurethane Suspension – PFF5-1902GBLK

BMW 1 Series F20 F21 Front Wishbone Rear Bushings with On-Car Camber Correction

Dial in front-end grip and razor-sharp steering with this track-focused polyurethane bushing kit for the BMW 1 Series F20 and F21. Engineered for alignment control and consistency under load, these front wishbone rear bushes transform steering feel, improve braking stability and let you fine-tune camber by plus or minus 0.5 degree without swapping arms.

Part number: PFF5-1902GBLK

What you gain

• On-car camber adjustment up to ±0.5 degree for front-end bite and predictable turn-in
• 8 percent stiffer than factory rubber to restore precision and reduce deflection
• Motorsport-grade 95 Shore A compound that keeps geometry locked in on road and track
• Cleaner tyre wear thanks to accurate alignment and reduced movement at the inner arm mount
• Stronger feedback through the wheel for confidence on fast road, track days and time attack

Product details

• Vehicle: BMW 1 Series F20 F21 front lower arm inner mounting position
• Adjustment range: ±0.5 degree camber, adjustable with the bush installed
• Material: High-durometer polyurethane, Black specification for circuit use
• Pack contents: 2 bushes
• Diagram reference: 2
• Replaces OE references: 31126852991, 31126852992
• Alternative fixed version: PFF5-1902BLK (non-adjustable)

Why enthusiasts choose this kit

We have fitted this setup to our own builds and many customer cars. Feedback is consistently positive: crisper steering, more stable braking and far less geometry change under load. If you want a serious handling upgrade for your F20 or F21 without the cost of adjustable control arms, this is the smart, high-impact choice.

Ideal uses

• Track day alignment tweaks for extra front-end grip
• Fast road setups seeking sharper response and stability
• Performance builds needing reliable geometry control

Fitting and alignment

Professional installation and a full four-wheel alignment are strongly recommended to maximise results. For expert fitting, choose MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Search terms customers use

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