MINI & MOKE REAR BRAKE PRESSURE REGULATING VALVE – MOUNTS TO REAR SUBFRAME – [21A1774]

Brake pressure regulating valve for all single circuit master cylinders, now in silver instead of the original gold colour. This regulating valve originally came on All MK1/ MK2 including all Cooper and “S” models was also used on MK3 “S” model. All other MK3’s used 21A2031 which has shorter spring with different/lower Poundage (approx. 10lbs at 0.98″ Fitted length).

This valve is located on the rear subframe.

If your rear brakes appear to be locked up or your having trouble in getting brake fluid to the rear wheel cylinders then you may require one of these regulating valve.

AP part number is: 4313-743P