Yukon rear brake drum sized for 12-tooth differentials used in 1971–1972 and 1963–1970 axle conversion kits, with a 5x5.00in bolt pattern. It specifies an 11-inch inside drum diameter and is intended for various GM trucks from 1963 to 1987 where the drum and bolt pattern apply. This drum is supplied as a replacement component for axle conversion projects using the listed GM configurations.
Yukon Gear 12T Rear Brake Drum 71-72 & 63-70 Axle Conversion Kits 5x5.00in