Bilstein 24-029858 B6 Rear Shock for 1998-2005 Mercedes-Benz M-Class W163

Vehicle Fitment

• 1998-2005 Mercedes-Benz M-Class W163 (ML230, ML270 CDI, ML320, ML350, ML400 CDI, ML430, ML500, ML55 AMG)

Features

• B6 Performance monotube rear shock for improved handling and stability
• Gas-pressure damping technology for consistent performance
• Tuned valving specific to M-Class rear suspension dynamics
• Designed to pair with OE springs at stock ride height
• Yellow powder-coated steel body for corrosion resistance
• Blue protective boot included to protect shock body
• Direct OE-style replacement - no suspension modification required
• Sold individually - replace in pairs for optimal balance

Specifications

• Position: Rear (left or right side)
• Series: Bilstein B6 Performance monotube shock
• Internal Design: Monotube gas pressure
• Upper Mount: Stem
• Lower Mount: Stem
• Extended Length: approx. 14.19 in (360.5 mm)
• Collapsed Length: approx. 10.89 in (276.5 mm)
• Spring Seat: Included
• Boot: Blue straight protective boot
• Finish: Yellow painted steel body

Included Components

• 1x Bilstein 24-029858 Rear Shock Absorber
• 1x Protective boot

Product Description

The Bilstein 24-029858 B6 Performance Rear Shock is engineered as a direct-fit replacement for the rear suspension of Mercedes-Benz M-Class W163 SUVs built from 1998 through 2005, covering ML230, ML270 CDI, ML320, ML350, ML400 CDI, ML430, ML500, and ML55 AMG models. Designed around monotube gas-pressure technology with specific valving, this shock delivers improved damping control over worn or aging factory units, enhancing rear stability, traction, and handling confidence across a variety of driving conditions.

Built to maintain stock ride height and pair with original springs, the B6 Performance rear shock installs directly using factory mounting points with no additional modifications required. Its durable construction, corrosion-resistant finish, and included protective boot ensure long service life and consistent performance, making it a reliable upgrade for daily drivers or enthusiasts looking to restore suspension control and comfort in their Mercedes-Benz M-Class W163. Replace shocks in pairs on the rear axle for balanced suspension dynamics and optimal ride quality.