Bilstein B4 19-135052 Rear Shock Absorber/Shocker/Damper/Strut - BMW 3 Series E90 E91 E92 E93 (E9x) 2005-2013 Saloon Touring Coupe Convertible & ALPINA B3 D3 - OE Replacement OEM Spec Gas-Pressurised Rear Suspension (Rear Axle)

Bilstein B4 19-135052 Rear Damper Unit for BMW 3 Series E90 E91 E92 E93 and ALPINA B3 D3

Restore that tight, factory-fresh feel at the back of your E9x with this direct-fit Bilstein B4 rear damper, part number 19-135052. It is an OE-spec, gas pressurised twin-tube rear suspension unit for the rear axle that brings back stability, grip and confidence without compromising comfort. Ideal as a high quality replacement for tired original components on daily driven cars and fast road use alike.

Looking for a rear suspension shock for BMW 3-Series E90 E91 E92 E93 or ALPINA B3 and D3 models from 2005 to 2013. This is the exact fitment. Expect crisp handling, predictable body control and a smooth ride that feels just like it should.

Why enthusiasts choose this B4 damper

• Original equipment level ride and handling with a straight swap fit
• Gas pressurised twin-tube design for consistent damping and road holding
• Excellent control under load for cornering, braking and motorway stability
• Durable build with strong reserves for safety and confidence
• Perfect match for standard springs and OEM ride height

We run these on our own cars and customers love the transformation. Swap the rear pair together for the best result and enjoy a planted, composed 3 Series or ALPINA again.

Key specifications

• Position: Rear axle
• Type: Gas pressurised twin-tube damper
• Mounting: Top pin and bottom pin
• Spring seat: Not integrated, works with the separate rear coil spring

Compatible vehicles

BMW 3 Series E9x platform 2005 to 2013 including:

• E90 Saloon 316i 318i 320i 323i 325i 328i 330i 335i 316d 318d 320d 325d 330d 335d
• E91 Touring estate 316i 318i 320i 323i 325i 328i 330i 335i 316d 318d 320d 325d 330d 335d
• E92 Coupe various petrol and diesel trims
• E93 Convertible various petrol and diesel trims

ALPINA applications:

• B3 Saloon, Touring, Coupe, Convertible including Bi-Turbo and S Bi-Turbo
• D3 Saloon, Estate and Coupe including 2.0 Bi-Turbo variants

Great search terms customers use

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Professional installation

We recommend fitting by MJ Modifications in Warwickshire. Request a quotation at info@mjmodifications.co.uk. Always replace rear dampers in pairs, torque to manufacturer specifications and carry out a four wheel alignment after installation.

Part numbers and identifiers

• Main part number: 19-135052
• SKU reference: BILSTEIN-19-135052
• EAN: 4025258573362
• UPC: 651860573366

Fitment check

Not sure it suits your exact car. Send us your UK registration or the last 7 of your VIN and we will confirm compatibility before you buy.

Choose the Bilstein B4 19-135052 rear damper to refresh comfort, sharpen control and get your BMW or ALPINA feeling right again.