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Drum Brakes Pulling hard to PS

tk1218

Bronco Guru
Joined
Nov 23, 2008
Messages
1,074
Loc.
Flower Mound
I have new wheel cylinders up front and all new plumbing up front. It was working good then I hit something big while wheeling and now it is pulling hard to the passanger side. I have not checked the adjustment yet, but that will be the first thing I look at tomorrow.

Any other things I should look at?

Thanks.
 

1970excursion

Full Member
Joined
Sep 16, 2010
Messages
307
Check the tire-rod/drag link. Brakes could be fine, but if one wheel wants to wander when under braking it will pull to the side.

Mine does it too.
 
OP
OP
tk1218

tk1218

Bronco Guru
Joined
Nov 23, 2008
Messages
1,074
Loc.
Flower Mound
Well, I just jacked the front end up and turned the wheels, they appear to be adjusted almost the same.

When I hit the brakes, they both stop well.

So I do not thnk the brakes are the issue.
 

Viperwolf1

Contributor
electron whisperer
Joined
Aug 23, 2007
Messages
24,448
Look at the steel brake tubing. Not unusual to smash it.
 

greatguy57078

Contributor
Bronco Guru
Joined
Jul 15, 2006
Messages
3,430
My '68 does that all the time. Drum brakes suck for me. Trouble is it pulls right one time and left the next, or so it seems. I was told the wheel cylinders could be replaced, but the bent line would do the same thing if it's on the same side every time. I was going to go through the brakes but have everthing to convert to disc brakes front and rear...so. Here we go! :cool:
 

bronc70

New Member
Joined
Apr 2, 2006
Messages
30
not sure if you have rubber lines on front drums but if you do this could apply. If you stretched a rubber line it can constrict inside and not let the fluid return therefore(sorry bout the big word)not letting the pistons in wheel cyl retract causing the brake to be applied faster that the other side.
I have seen this countless times when someone does a brake job and drops the caliper and lets the line catch it from hitting ground.
also check the bearings if you whacked it hard enough the drum could be getting cocked when brake is applied and binding up.
last but not least if you blew out a shock or busted a spring it could cause the truck to lean hence pull to that side when brakes are applied. hope this helps
 

Gas Pig

Bronco Guru
Joined
Oct 19, 2005
Messages
2,778
I had the same problem restored 66 Roadster but pulled hard to the driver's side. Everything was new in the steering, suspension, and brakes except for the drums which were used but looked mint. I tried everything under the sun to get the truck to stop straight but nothing worked. I just about gave up then I decide to by new front drums heck of it. I put on the new drums re-adjusted the wheel drag and took it for a test drive. Right off the bat she stopped hard and dead straight even without holding onto the wheel. I couldn't believe the night and day difference on how the truck stop at that point.

Thanks Jeff
 
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