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Old 09-22-2013, 06:04 PM   #1
WTexChevy
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63 5 Lug Axle/Drum Question

I want to convert to 5 lug. I have a 12 bolt with press fit drum flange and a 30 spline posi.

Can someone tell me what drums and axles I need? Is there a disc set-up for this rear?

I did a search but I'm still unsure.

thanks!
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Old 09-22-2013, 06:22 PM   #2
Rich 5150 69
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Re: 63 5 Lug Axle/Drum Question

http://www.earlyclassic.com/catalog.aspx

Axle Shafts, Replacement & Conversion


1963-'69 12-Bolt Rear-End 5-Lug Conversion Axles (Pair)
Converting your 1963-'69(30 Spline) C-10 truck rear end to 5 lugs just got a whole lot easier, thanks to Early Classic's new conversion 5 on 5" bolt pattern axles. These precision machined parts are American-made, and eliminate the need to re-drill your original axle flanges to accept the newer 5-lug wheels.

1963-'69 (30 Spline) 12-Bolt Rear-End 5-Lug Conversion Axles, Bearings and Seals (Kit)
This kit is a direct replacement for your factory 6-lug setup and includes two 5 on 5" bolt pattern axles along with high quality American-made bearings and seals for a simple, complete installation.
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Old 09-22-2013, 07:34 PM   #3
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Re: 63 5 Lug Axle/Drum Question

saves alot of work finding parts since someone converted it to 30 spline for you. 17 spine axles aren't easy to find.
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Old 09-22-2013, 09:22 PM   #4
WTexChevy
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Re: 63 5 Lug Axle/Drum Question

I bought the posi and axles from a member on here. All new bearings and yoke went in with it, I just want some different wheels now.

What about the drums? Part #? or bone yard donor?
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Old 09-23-2013, 01:03 AM   #5
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Re: 63 5 Lug Axle/Drum Question

If I understand your first post correctly, it sounds like you have a '63 truck 12 bolt with the pressed on backing plates? If so, the only way you will be able to convert to rear disc brakes, will require some welding. If you wish to just stay with drums, you will need some for a '71+ C10 with the 2" wide shoes.
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Old 09-24-2013, 01:12 PM   #6
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Re: 63 5 Lug Axle/Drum Question

Yes, I have the pressed on backing plates. I don't mind doing any welding if there is a pre-made kit/brackets and some detailed instructions

Good info on the drums! Thanks!
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Old 09-25-2013, 12:06 AM   #7
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Re: 63 5 Lug Axle/Drum Question

With the pressed on backing plates, you will have to weld on a caliper bracket. There are no kits with detailed instructions for something like this, that I know of. You will have to piece it together. Speedway is one of the sellers that have the weld on caliper brackets. The other alternative would be to weld on a backing plate flange as was used on the '64 and up 12 bolts. That would have to be welded onto the axle tube, perfectly perpendicular to the axle centerline. Then you could use any of the rear disc brackets that I sell. If you really want rear disc brakes, it would be easier to just switch your differential housing for a '64 to early '70 12 bolt. Or even a '71-'87 10 or 12 bolt that are already 5 lug, but those are 1.5" wider.
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Old 09-28-2013, 05:10 PM   #8
WTexChevy
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Re: 63 5 Lug Axle/Drum Question

Thanks!

I think it'll be easier sticking with the drum brakes. I just rebuilt the rear that I have now so there's really no point in changing.
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