BMW 5251 Service Manual page 748

331-4
Final Drive
4
Final drive output shaft seal tool
(Tool No. BMW 33 4 250)
4
Pulling set
(Tool No. BMW 33 4 401
/
33 4 402 / 33 4 403 133 4 404 /
33 4 405 / 33 4 406)
Aluminum suspension components
In order to reduce vehicle weight, aluminum suspension com-
ponents are ~ s e d in some models. A tesl w l h a magnet wi.1
eas'ly reveal lhe metal Lseo. If working with a u m i n ~ m com-
ponents, be sure to read and follow the cautions below.
CAUTIOI\C
Due to the chemical and corrosion characteristics of alumi-
num, do not bring into contact with battery acid.
Do not use wire brushes with brass or iron bristles.
Only use brushes with stainless steel bristles.
Do not expose to flying sparks from grinding/cutting op-
erations.
Do not subject to steel welding splashes.
Do not expose to temperatures over 80°C (176"F),
even for short periods. Temperatures in painting facili-
ties are not a problem.