Bilstein B3 Rear Suspension Coil Spring 38-164231 – OEM Spec Stock/Standard Height – Fits BMW Z3 Coupe (E36/E36-8) 2

Bilstein B3 Rear Spring 38-164231 for BMW Z3 Coupe E36 2.8i and 3.0i 1997 to 2003 - Rear Axle

Freshen up the back end of your BMW Z3 Coupe with the Bilstein B3 rear suspension coil, part number 38-164231. This factory-spec replacement brings back stock ride height, confident road holding and that planted BMW feel. It is an exact-fit rear spring built to original design parameters, giving you dependable performance mile after mile without compromise.

We have installed these B3 springs on customer Z3 builds and on our own cars at MJ modifications. Feedback has been consistently positive for comfortable ride quality, precise handling and long-term durability. If your Z3 sits low at the rear or feels tired, this is the quality solution that gets it driving right again.

Key advantages

• Direct-fit rear spring for BMW Z3 Coupe E36 2.8i and 3.0i with stock suspension geometry.
• Manufactured from high grade chrome vanadium or chrome silicon spring steel for excellent strength and break resistance.
• Hot-set after forming to minimise height loss over time and maintain correct stance.
• Shot-peened surface and protective coating for outstanding corrosion resistance and long service life.
• Spring shape and rate to original specification for balanced comfort and secure handling.
• Ideal when replacing worn, cracked or sagging rear coils to restore balance and stability.

Fitment

Position: Rear axle

Vehicle: BMW Z3 Coupe (E36) 04.1997 to 06.2003

• 2.8i
• 3.0i

Part identifiers

Brand: Bilstein

Series: B3

Part number: 38-164231

EAN: 4025258632786

UPC: 651860632681

Compatibility check before dispatch

We confirm fitment before shipping. Add your UK registration or the last 7 characters of your VIN at checkout and we will verify this rear spring suits your exact Z3 Coupe.

Professional fitting

Want it fitted by specialists who know these cars inside out? Book installation with MJ modifications in Warwickshire. Request a quote via info@mjmodifications.co.uk.

What you can expect

• Return to standard ride height and stance at the rear.
• Smooth, quiet operation with confident turn-in and traction.
• OEM-level quality from a trusted suspension manufacturer.
• Peace of mind and reliability for daily driving or spirited B-road use.

Best practice: replace coil springs in axle pairs and have alignment checked after installation.

Search terms to help you find the right part

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