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Chevy 10 bolt disc brake conversion

5984 Views 11 Replies 8 Participants Last post by  Hersch
I have a chevy 10 bolt with the drop in ring and pinion. It has a square plate for the backing plate to mount. I would like to do a junk yard disk brake conversion. What type of car / truck should I be looking for? Thanks
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disc brakes

i dont have the answer but you can go on line and type in disc brake conversions , you might find information that you can use. it might even be free. i found ddisc brake conversion information for the front of 70s pontiacs, buicks, novas ect. wont hurt to look.
What do you mean by drop in ring and pinion?
Chevy 10 bolt disc conversion

The Ring and pinion gear drop in to the pumpkin rather that have a removable plate on the back side. This I understand is from the 50's. The square mounting plates at the end of the axle are what the backing plates for the current drum brakes mount to. I'm looking for a car using that same style mounting plate that has disc brakes that would bolt on. Thanks for your help.
Hersch said:
The Ring and pinion gear drop in to the pumpkin rather that have a removable plate on the back side. This I understand is from the 50's. The square mounting plates at the end of the axle are what the backing plates for the current drum brakes mount to. I'm looking for a car using that same style mounting plate that has disc brakes that would bolt on. Thanks for your help.
THe common 10 bolt chevy read diff does not have a drop in center section......

We need to know what diff you are working with to have an idea of what may fit or not fit for disc brakes.
Sounds like a 55 to 64 rear axle with a drop out center section!
Does it also have a removable rear cover? I know 71-earlier 3/4 and 1 ton pickups had the H072 which had full floating axles, a drop out center section and removable rear cover. They used 8 lug wheels. I also believe they had a smaller 6 lug version at one time or another as well. Maybe it's one of these?
check with mark at www.scarebird.com i heard he is developing a set for those rearends (GM) :cool:
Thanks I will check with them. It does not have a removable rear plate. It does have a drain plug. I have heard there were some years for this axle that do not. It is a 5 lug with 17 spline axle shaft.
Hersch, do you have access to a welder? I'd forget a bolt on rear disc conversion if you do. Speedway (www.speedwaymotors.com) has "universal" kits for under $500 with everything. All you need to do is cut your backing plates down to the size of the axle housing end flange and remover the drum and brake components. Bolt the rotor onto the hub, then bolt the caliper to the caliper mount. Put the caliper (with pads!) over the hub to locate the mount, then weld the mount to the axle tube. You want to connect the brake line and apply the rear brakes before tacking the mount in place. Nothing could be simpler! If you don't need a park brake you can use standard front GM calipers. If you do, you have a few choices -- use GM calipers with built-in park brakes, use an add-on manual park brake caliper on one or both of the rotors, or buy a pinion mount park brake kit. They also have a kit with the mini drum park brakes built in, but it's axle specific. The kits less calipers are much cheaper, of course.
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Thank you very much. I do have a welder. Unfortunately I am committed to this axle because the 4 link susp. is welded to it and I'm trying to avoid cutting it off.. I also have to do the disc brakes because my booster is disc / disc.
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