The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

Americanrider · 09-22-2007, 04:39 AM

70's are the 1 year only open knuckle drum brake axles. The 69 and back was closed knuckles and in 71 they went to disks. Sounds like a good time for a front disk swap. Good luck locating it.

09-22-2007, 04:39 AM	#3
Americanrider Registered User Join Date: Dec 2004 Location: NW, WA. Posts: 1,421	Re: Brake drum 70's are the 1 year only open knuckle drum brake axles. The 69 and back was closed knuckles and in 71 they went to disks. Sounds like a good time for a front disk swap. Good luck locating it.