H&R Anti-Roll/Sway Bar Stabiliser/Stabilizer Kit 28mm Front, 20mm Rear, 2-Way Adjustable - BMW 3 Series F30 F31 F34 xDrive AWD (320xi 328xi) 2011-on - Front & Rear ARB Upgrade, TUV Approved (Typ 3L/3K/3-V) - 4WD

H&R Roll Control Stabiliser Kit for BMW 3 Series F30 F31 F34 xDrive 10/2011 onwards

Unlock sharper handling and confidence-inspiring grip on your all-wheel drive BMW 3 Series with this H&R roll control upgrade. Precision engineered in Germany and TUV approved, this front and rear stabiliser set delivers flatter cornering, crisper turn-in and a more planted, balanced feel on road and fast-road drives.

Why this chassis upgrade stands out

• Front bar size: 28 mm. Rear bar size: 20 mm.
• Two-position adjustability at both ends for fine tuning balance.
• One-piece high-tensile steel construction for strength and consistency.
• Cold formed and heat treated for durability and long-term performance.
• TUV certified German manufacturing for quality and safety.

Real-world gains you can feel

• Significantly reduces body lean for flatter, more composed cornering.
• Improves steering response and front-end bite for precise inputs.
• Helps dial out understeer and oversteer for a neutral chassis.
• Keeps everyday comfort intact while boosting grip and stability.

Fitment and compatibility

• BMW 3 Series F30 Saloon, F31 Touring, F34 Gran Turismo.
• For xDrive all-wheel drive models only.
• Compatible with 320xi and 328xi.
• From 10/2011 onwards.
• Typ 3L, 3K, 3-V.

Not suitable for rear-wheel drive variants.

Built to perform, built to last

H&R stabilisers are crafted as single-piece bars to eliminate weak points, then cold formed for an excellent surface finish before heat treatment locks in strength. The result is a robust sway bar set that resists fatigue, shrugs off UK weather and delivers repeatable, confidence-boosting handling.

Tried, fitted and loved by our customers

We have installed and used these H&R stabiliser kits on customer cars and our own builds. Feedback is consistently positive: tighter chassis control, more predictable balance and a genuine step up in driving enjoyment without compromising daily usability.

Professional installation available

For expert fitting, setup and alignment, book with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

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