Scrapping gas-filled shock absorbers - OS32.25-P-1000-01A

WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2019 Mercedes-Benz B250, 2018 Mercedes-Benz B250, 2017 Mercedes-Benz B250, 2016 Mercedes-Benz B250, and 2015 Mercedes-Benz SLK55 AMG. However, it is still accessible from the selected car via links, so may be relevant.

MODEL ALL

Clamp shock absorber in vice with piston rod pointing vertically downwards.
Drill hole in shock absorber tube using 5 mm bit approx. 20 mm from bottom of shock absorber (black arrow) and on Fichtel & Sachs shock absorbers actuate piston rod several times to pump out oil.
On Bilstein shock absorbers press piston rod in to stop and pull back out.
Then drill a second hole approx. 60 mm from the bottom of the shock absorber.

Fig 1: Identifying Shock Absorber Drilling Location
Courtesy of MERCEDES-BENZ USA

The second hole located 60 mm from the bottom of the shock absorber should not be drilled first. If the shock absorbers are drilled in a horizontal position on a drill press, the pressurized oil will escape in a spray.

Fig 2: Identifying Bilstein Shock Absorbers Drilling Location

Courtesy of MERCEDES-BENZ USA