Bilstein 19-323305 BMW G21 G26 G82 B4 OE Replacement Rear Shock Absorber
Upgrade your BMW ride quality and restore factory handling with the Bilstein B4 OE Replacement Rear Shock Absorber, part number 19-323305. This Bilstein B4 rear damper is a direct-fit OEM quality replacement for the rear axle, designed for BMW 3 Series G20 G21 and BMW 4 Series G22 G23 G26 applications shown below. If you are searching for a BMW rear shock, BMW rear damper, BMW G21 rear shock absorber, BMW G26 rear shock absorber, or a direct OE replacement shock for BMW 3 Series and 4 Series, this Bilstein 19-323305 is the solution.
Built with Bilstein gas-pressure technology and a durable twin-tube design, the B4 delivers consistent damping, high traction and dependable comfort. Expect precise handling, improved stability and the confident, as-new driving feel that Bilstein is known for. We have fitted Bilstein B4 shocks on our own cars and many customer vehicles with excellent feedback for ride comfort, control and longevity.
Ideal for daily driving, commuting and spirited road use, the Bilstein B4 maintains OE performance without compromising reliability. Replace rear shocks in pairs for best results and even tyre wear. For a BMW rear shock replacement that fits right first time, choose Bilstein B4 19-323305.
Why choose Bilstein B4 for your BMW
- Direct OE replacement rear shock absorber for BMW 3 Series and 4 Series fitments listed
- Gas-pressure twin-tube design for consistent damping under load
- High OE quality with precise handling and stability
- Restores factory ride comfort and control
- Excellent durability for daily road use
- Perfect for xDrive and non-xDrive models where specified
Technical details
- Fitting position: Rear axle
- Shock absorber type: Gas pressure
- Shock absorber system: Twin-tube
- Mounts: Bottom eye, top pin
- Design: Absorber does not carry a spring
Optimised for these BMW models
Search terms: BMW G20 rear shock, BMW G21 rear shock, BMW G22 rear shock, BMW G23 rear shock, BMW G26 rear shock, BMW 3 Series rear damper, BMW 4 Series rear damper, OEM rear shock absorber BMW xDrive.
- 3 SERIES
- 3 (G20, G80) (11.18 -)
- 318 i / 320 i 1.6 / 320 i / 320 i xDrive / 330 i / 330 i xDrive / M 340 i xDrive / M 340 i / 316 d / 318 d / 320 d / 320 d xDrive / 330 d / 330 d xDrive
- 3 Touring (G21, G81) (07.19 -)
- 320 e Plug-in-Hybrid / 330 e Plug-in-Hybrid / 330 e Plug-in-Hybrid xDrive / 318 i / 320 i / 330 i / 330 i xDrive / M 340 i xDrive / M 340 i Mild-Hybrid xDrive / 316 d / 316 d Mild-Hybrid / 318 d / 318 d Mild-Hybrid / 320 d / 320 d Mild-Hybrid / 320 d xDrive / 320 d Mild-Hybrid xDrive / 330 d / 330 d Mild-Hybrid / 330 d xDrive / 330 d Mild-Hybrid xDrive / M 340 d Mild-Hybrid xDrive
- 3 Touring Van (G21) (07.19 -)
- 320 i / 330 i / M 340 i xDrive / 320 d / 320 d Mild-Hybrid / 320 d xDrive / 320 d Mild-Hybrid xDrive / 330 d / 330 d xDrive
- 4 SERIES
- 4 Coupe (G22, G82) (07.20 -)
- 420 i 1.6 / 420 i / 420 i xDrive / 430 i / 430 i xDrive / M 440 i Mild-Hybrid / M 440 i Mild-Hybrid xDrive / 420 d Mild-Hybrid / 420 d Mild-Hybrid xDrive / 430 d Mild-Hybrid xDrive / M440 d Mild-Hybrid xDrive
- 4 Convertible (G23, G83) (11.20 -)
- 430 i xDrive / M440 d Mild-Hybrid xDrive
- 4 Gran Coupe (G26) (07.21 -)
- M440 i Mild-Hybrid xDrive / 420 d Mild-Hybrid xDrive
Part numbers
- Bilstein part number: 19-323305
- Nforcd SKU: BILSTEIN-19-323305
- EAN: 4025258879532
- UPC: 651860887234
Fitting service
Professional fitting available at Nforcd, Warwickshire. Request a fitting quote by emailing Sales@nforcd.com. We recommend replacing rear shocks in pairs for balanced handling and braking stability.
Compatibility check before dispatch
To ensure this Bilstein B4 rear shock absorber 19-323305 fits your BMW, we carry out a compatibility check prior to dispatch. Provide your UK registration or the last 7 of your VIN at checkout for a fast match. Buy with confidence for your BMW 3 Series G20 G21 and BMW 4 Series G22 G23 G26 where listed.
SEO and search-friendly terms
Bilstein 19-323305, Bilstein B4 rear shock, BMW rear shock absorber, BMW G21 rear damper, BMW G26 rear damper, BMW 3 Series rear shock absorber, BMW 4 Series rear shock absorber, OE replacement shock BMW, OEM quality shock, gas pressure twin-tube rear shock, BMW 320d 330d 330i M340i rear shock, BMW xDrive rear shock, direct fit rear strut replacement BMW.