Bilstein B1 Front Strut Dust Boot & Bump Stop Kit (11-270270) for BMW 5 Series E39 E60 E61 - Shock Absorber Dust Cover/Gaiter, Damper Bellows & Jounce Bumper Protection Set - Front Axle Service Kit

Bilstein 11-270270 Front Strut Protection Kit for BMW 5 Series E39, E60, E61

Protect the front dampers on your BMW 5 Series and keep the ride tight, quiet and consistent with this genuine Bilstein B1 strut protection set. Bilstein part number 11-270270 is an OE-grade front axle service kit that shields the damper shaft from grit and moisture while controlling compression with a matched bump stop. It is the smart choice when refreshing tired bellows or renewing suspension components during a shock change.

Built to Bilstein’s exacting standards for durability and fitment, this kit is ideal for standard suspension as well as cars running Bilstein dampers. Expect precise fit, reduced knock and squeak, and longer damper life thanks to proper piston rod protection.

Key benefits

• Exact-fit front axle strut boot and bump stop set for BMW 5 Series E39, E60, E61
• Protects the damper piston rod with robust bellows to keep out dirt, salt and water
• Matched jounce bumper helps maintain consistent damping and ride comfort
• Cuts noise and harshness often caused by split gaiters or perished stops
• OEM-level materials and build quality for long service life
• Ideal during any suspension refresh or shock absorber replacement

Why we rate it

We have fitted this Bilstein kit on numerous E39, E60 and E61 cars. Fitment is straightforward, the quality is superb and customer feedback has been consistently positive for refinement and longevity. It is a simple upgrade that makes a big difference to how the car feels on the road.

Compatibility

Front axle fitment for BMW 5 Series:

• E39 Saloon 1995–2003: 520i, 523i, 525i, 528i, 530i, 535i, 540i, 520d, 525td, 525d, 525tds, 530d
• E39 Touring 1996–2004: 520i, 523i, 525i, 528i, 530i, 540i, 520d, 525d, 525tds, 530d
• E60 Saloon 2001–2010: 520i, 523i, 525i, 528i, 530i, 535i, 540i, 545i, 550i, 520d, 525d, 530d, 535d
• E61 Touring 2004–2010: 520i, 523i, 525i, 530i, 545i, 550i, 520d, 525d, 530d, 535d

What’s included

Front suspension protection components for the front axle, comprising a protective tube and matched bump stop, engineered to Bilstein original equipment standards.

Fitting and support

Professional installation recommended. For expert fitting, choose MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Check before you buy

We can confirm suitability before dispatch. Add your UK registration number or the last 7 digits of your VIN at checkout to ensure this kit matches your vehicle.

Part numbers

• Manufacturer part number: 11-270270
• EAN: 4025258793593
• UPC: 651860798103

Search terms customers use

BMW 5 Series front strut boot kit, E39 shock bellows, E60 damper sleeve, E61 Touring front gaiter, front jounce bumper, shock absorber bump stop buffer, piston rod protector, front damper service kit, suspension protection kit, BMW 5 Series front shock sleeve, Bilstein B1 strut bellows set, BMW 5 Series maintenance parts, front axle suspension refresh kit, BMW 5 Series shock protector, BMW E39 E60 E61 strut protector, BMW 5 Series front damper boot and stop, OE quality strut bellows, BMW shock absorber bellows kit, front shock protection tube and bump stop.