BMW 1 Series E8x M3/1M TRW Rear Upper Control Arm Upgrade Kit
Unlock sharper handling, improved stability and true M3 feel on your BMW 1 Series E8x with this M3/1M TRW rear upper control arm upgrade kit. This essential BMW suspension upgrade replaces the weak factory pressed steel arms with robust aluminium M3 arms from TRW, delivering a more precise, predictable drive without sacrificing ride quality. Perfect for fast road and track day use, and a proven fix for flex and instability on tuned or hard-driven cars.
Designed for owners searching for BMW 1 Series E8x rear upper control arms, M3 rear upper control arm retrofit, BMW 1M control arm upgrade, TRW guide links and wishbones, BMW E82 E87 E88 suspension upgrade and BMW rear suspension handling improvements, this kit is one of the best value performance upgrades you can make.
Why choose the M3 TRW rear upper control arm upgrade
- Stronger aluminium construction replaces weak factory sheet-metal arms for reduced flex and tighter rear-end control.
- Sealed monoball bushing allows the arm to rotate smoothly instead of twisting the bushing, giving consistent geometry control under load.
- More predictable, more precise handling with better feedback and stability on corner exit.
- No compromise on comfort. Enjoy daily drivability with real performance benefits.
- TRW quality for OE-level reliability and long-term durability.
What is included
- M3 rear upper guide links
- M3 rear upper wishbone arms
- ABS brackets
Fitment and compatibility
Intended for BMW 1 Series E8x non-M models looking to retrofit M3/1M rear upper control arms. A very popular handling upgrade for non-M 1 Series, and commonly carried out on non-M 3 Series as well. If you are unsure about compatibility with your exact model, contact us and we will help.
Real-world results
We have installed this TRW M3 control arm kit on our own cars and for many customers, and the feedback is consistently excellent. Tighter rear-end response, improved confidence in high-speed corners and better tyre contact under load, all while retaining road comfort. It is a clear step up from stock and a must-have BMW E8x suspension upgrade.
Professional fitting available
Professional installation and a four-wheel alignment are recommended for best results. We offer fitting at Nforcd in Warwickshire. Request a quote: Sales@nforcd.com
Recommended complementary upgrades
For an even bigger transformation, M3 subframe bushings and M3 rear sway bars can also be adapted from the M3 to your BMW 1 Series E8x.
Keywords: BMW 1 Series E8x rear upper control arm upgrade, M3 rear upper control arm retrofit, TRW rear upper guide links, TRW rear upper wishbones, BMW 1M control arms, BMW E82 E87 E88 suspension upgrade, BMW handling upgrade, BMW rear suspension arms, BMW control arm kit E8x.