Brake Rotor, Rear. FITS 1969-1987 XJ6 XJ12 & 1976-1993 XJS With Inboard Rear Brakes, Except For Dana Differential. These rotors are only for the Salisbury/GKN differential unit, with a five-bolt side plate/axle flange & a drain plug on the bottom of the case. (These rotors do not fit the Dana differential! The Dana differential can be identified easily, as it has a three-bolt side plate/axle flange & does NOT have a bottom drain plug. The Dana uses part number JLM731 rotors). These rotors are sold individually. C26779 C46113 (JLM730)