The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 79 to 71-72 rear brake backing plate swap???

MP33 · 04-17-2011, 02:29 PM

Update: I measured from the axle face(Where the drum mounts) to the back of the backing plate and the 71-72 is 3.375 and the 79 is a little wider at 3.75.

04-17-2011, 02:29 PM	#2
MP33 Registered User Join Date: Feb 2004 Location: Central Wisconsin Posts: 153	Re: 79 to 71-72 rear brake backing plate swap??? Update: I measured from the axle face(Where the drum mounts) to the back of the backing plate and the 71-72 is 3.375 and the 79 is a little wider at 3.75.