Necessary preliminary tasks:
NOTE: The propeller shaft is balanced.
The front and rear propeller shafts must be reassembled in the same position.
Detach gaiter (1) from groove (2).
Mark front propeller shaft (3) and rear propeller shaft (4) in one plane.
Pull apart propeller shaft.
Installation note: If necessary, insert new clamping ring (1) into front propeller shaft (2).
Release gaiter (1) with screwdriver from groove (2) and pull off over longitudinal splines.
Installation note: Apply an even coating of grease to longitudinal splines on shaft.
Observe markings and force front propeller shaft onto longitudinal splines (markings must be flush).
Push gaiter (1) during installation into groove (2) and make sure it is firmly fitted.
BMW X3 Service & Repair Manual > Brakes: General information
Brake fluid, (glycol-based) as used in BMW brake systems, must conform with the following requirements:
High boiling point
Good low temperature resistance
Low compressibility
Corrosion inhibition for all metal parts inside of brake system
Compatibility with all rubber parts used in brake ...