View Full Version : Dana 44 Rear disc conversion rotor question
Dr Teeth
11-06-2010, 03:58 PM
For you guys that have done rear disc brake conversions... Most of the kits that I've seen use a front rotor that slides on over the studs of the rear axle and is retained by the wheel.
The rotors are designed to be press fit under the studs in the front so the holes are a little oversized and I'd think would allow the rotor to twist slightly when braking forwards and then backwards.
Has this been a problem for anyone?
Has anyone retained the rotors with anything besides just the wheel itself?
I've been kicking around the idea of using some wheel spacers, have the disk slide on over axle and then it will be retained by the spacer. I can't decide if I'm gaining anything by doing that or if I'm just worrying needlessly.
Thanks in advance for any and all advice!
Todd
bigun
11-06-2010, 04:36 PM
I haven't heard of anyone having any problems. You could always get a stud with a longer knurl on it
Dr Teeth
11-06-2010, 05:20 PM
I haven't heard of anyone having any problems. You could always get a stud with a longer knurl on it
ooooh. Now you're talking.
Might be the way to go, get studs with a longer knurl slide the disc on over that and retain with the wheel spacer. That will definitely be better than the disk riding on an area of the stud that has been threaded.
Any other suggestions? Experiences?
crazydog
11-06-2010, 05:28 PM
No problems with mine. After the wheel is torqued down, I have a real hard time seeing how it could be an issue. Unless you like to worry about stuff like that? You do realize the sun has a finite amount of fuel and that the moon is gradually moving away from the Earth?
J10/J20 Project
11-06-2010, 05:44 PM
No problems with mine. After the wheel is torqued down, I have a real hard time seeing how it could be an issue. Unless you like to worry about stuff like that? You do realize the sun has a finite amount of fuel and that the moon is gradually moving away from the Earth?
Thank's, I got my laugh for the day.
Paul
addicted
11-06-2010, 05:46 PM
It shouldn't be a problem at all. Most vehicles built since they started using unit bearings to replace the serviceable style our Jeeps use on the front, use a slip on rotor. The rotor has some space around each lug just like a front rotor slipped over the rear studs in a rear disc conversion on our Jeeps. Heck, the drums on our Jeeps fit the same.
babywag
11-06-2010, 08:10 PM
No issues in several years after doing mine...
Most later model cars with removable front rotors have some slop in them as well.
Dr Teeth
11-07-2010, 07:21 AM
You do realize the sun has a finite amount of fuel and that the moon is gradually moving away from the Earth?
Oh great, thanks. Now I won't sleep tonight. :D
Towtruck
11-07-2010, 01:32 PM
For peace of mind I redrilled a new set of smaller, correctly sized holes. Easy job with a home drill press if using the smaller (Eldorado caliper) thin flange rotors. By the way, the holes in these Chevy rotors are much larger than the ones on the original drums and the free play is far beyond what is typical of front drive rotors. Lots of slop.
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