This essay was inspired by two short articles prepared for “ROVER” magazine by Robbie Bath, erstwhile Technical Coordinator of the Rover SD1 Club.

It is now the fullest possible discussion of the complete system based on the following simple description.

The Rover SD1 braking system is hydraulically actuated and vacuum servo assisted. It has a split circuit master cylinder, front disc brakes and rear self-adjusting drum brakes. Under braking, weight transfer takes place so a pressure limiting valve prevents the rear brakes locking first. More braking effort goes to the front, with rear brakes just steadying the car.

Read or download the document in PDF format from here (64kb)