H&R BMW Front & Rear Anti-Roll Bars (M135i, M140i, M235i, M240i, 330d, 335i, 335d, 340i, 430d, 435i & 440i)

Sharpen your BMW’s handling with this H&R roll control kit

Take your F‑Series 1, 2, 3 and 4 Series to the next level with H&R’s front and rear stabiliser upgrade. This sway bar set delivers flatter cornering, quicker turn‑in and a more neutral chassis balance for fast road and track day driving, while keeping day‑to‑day comfort intact. We run these on customer cars and our own builds, and the feedback is the same every time — tighter body control, more confidence, more pace.

Why this chassis upgrade

• Cuts body lean for flatter, more composed cornering
• Transforms front end response and steering precision
• Balances understeer and oversteer for a more neutral feel
• Two‑position front bar lets you fine‑tune your setup
• Maintains factory ride quality on the road
• Works with standard dampers, M Sport setups and lowering springs
• High‑strength spring steel with forged ends for durability and consistent rate
• Supplied with H&R’s proprietary urethane, Teflon‑lined rear bushes for silent operation
• Designed, built and tested in Germany, TUV approved

Specifications

• Front bar diameter: 28 mm, 2‑way adjustable
• Rear bar diameter: 20 mm, fixed rate
• Rear bushings included, front uses your original bushes

What you get

• Front sway bar
• Rear sway bar
• Rear mounting bushes
• Installation instructions from H&R

Fitment, models supported

Rear‑wheel drive F‑Series only. For xDrive models a different kit is required — contact us for advice.

• BMW 1 Series F20, F21: M135i 2011+, M140i 2015+
• BMW 2 Series F22, F23: M235i 2013+, M240i 2015+
• BMW 3 Series F30, F31, F34: 330d 2012+, 335i 2011+, 335d, 340i 2011+ and later model years as listed
• BMW 4 Series F32, F33, F36: 430d 2013+, 435i 2013+, 440i 2016+

Common search terms, to help you find this upgrade: BMW sway bar set, stabilizer kit, anti roll bar kit, ARB kit, roll bar upgrade, F20 F21 F22 F23 F30 F31 F32 F33 F36 suspension upgrade, M135i M140i sway bars, M235i M240i handling upgrade, 330d 335i 335d 340i chassis tuning, 430d 435i 440i suspension mods.

Compatibility check

We verify compatibility before dispatch. Add your UK reg or the last 7 of your VIN at checkout and our team will confirm fitment for your exact car.

Professional fitting

Want it installed correctly first time We offer in‑house fitting at MJ Modifications, Warwickshire. Email info@mjmodifications.co.uk for a quotation and booking.

Part number

33895-2

Brand

H&R