Bilstein 19-158839 B4 Rear Shock for 96-02 BMW Z3 (E36/E36/7)

Vehicle Fitment

• 1996-2002 BMW Z3 (E36/E36/7 Roadster & Coupe; 1.8L I4-3.0L I6) - Rear

Features

• Bilstein B4 OE Replacement shock engineered to restore original ride quality
• Gas-pressurized twin-tube design for smooth damping and road compliance
• Direct-fit rear shock - no modifications required
• Consistent performance and handling close to factory specifications
• Black corrosion-resistant finish for long service life
• OE equivalent damping characteristics for daily driving comfort
• Proven OEM-quality durability for high mileage vehicles
• Suitable for both driver and passenger side rear installation

Specifications

• Brand: Bilstein
• Series: B4 OE Replacement
• Position: Rear (Driver or Passenger Side)
• Shock Type: Gas-pressurized twin-tube
• Upper Mount: Stem
• Lower Mount: Eye (≈12 mm)
• Collapsed Length: 332.5 mm (13.09 in)
• Extended Length: 539.5 mm (21.24 in)
• Boot Included: No
• Spring Seat Included: No

Included Components

• 1x Bilstein 19-158839 rear shock absorber (B4 OE Replacement)

Product Description

The Bilstein 19-158839 B4 Rear Shock is a direct original equipment replacement designed to renew ride comfort and handling precision on compatible BMW Z3 models from 1996 through 2002. Built with a gas-pressurized twin-tube internal design, this rear shock absorber absorbs road irregularities while delivering reliable damping performance tailored to the factory suspension setup.

Engineered to meet or exceed OE specifications, the B4 series is ideal for enthusiasts and everyday drivers seeking to restore their Z3's original suspension feel without altering ride height or dynamics. This shock installs easily on the rear axle using the vehicle's original mounting points on either driver or passenger side, providing long-lasting durability and a comfortable driving experience for years to come.