The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Disc brake conversion on '70 GMC 1/2 ton.

Tx Firefighter · 11-17-2005, 05:10 PM

70 was the last year for drum front brakes. Any 1/2 ton front clip off a 71-87 truck will work. The crossmember is held to the frame by 14 bolts. It's a real common upgrade.

11-17-2005, 05:10 PM	#2
Tx Firefighter Watch out for your cornhole ! Join Date: Jun 2003 Location: Azle, Texas Posts: 14,162	Re: Disc brake conversion on '70 GMC 1/2 ton. 70 was the last year for drum front brakes. Any 1/2 ton front clip off a 71-87 truck will work. The crossmember is held to the frame by 14 bolts. It's a real common upgrade. __________________ I'm on the Instagram- @Gearhead_Kevin