quick question - 1 ton/3/4 ton ride height

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1971ford
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quick question - 1 ton/3/4 ton ride height

Post by 1971ford »

I know this should be in the suspension section but i need this answered quickly, I'm bending my 1 ton beams tomorrow morning for the race truck. I bend them to account for a 5" "lift" that the race truck has.
The possible problem is that the 1 ton beams and the 3/4 ton beams (that were on the race truck.... they bent, which is why i am stepping up to 1 ton and plated) have different bend points in them.

Basically, I need to know if a f350 and a f250 have the exact same ride height (or very close!!) up front, or else when i give the 1 ton beams a bend to account for 5" lift, when they are already bent more than the 3/4 ton beams, they will be ruined.
-Ryan
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Re: quick question - 1 ton/3/4 ton ride height

Post by 1971ford »

one other thing is this...
I need to run (or else i will have to heavily modify the 1 ton set) the 3/4 ton brakes/calipers/everything on the 1 ton beams. I measured the spacing between the 4 bolt holes that are behind the disc and they match up, so i should be able to just swap the entire brake setup over to the other set of beams correct?
-Ryan
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Re: quick question - 1 ton/3/4 ton ride height

Post by 1971ford »

Bump! I don't have a 3/4 ton beam to comparethe 1 ton beam to!
-Ryan
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Re: quick question - 1 ton/3/4 ton ride height

Post by robroy »

Good day Ryan,

I'd like to help, yet I'm not sure if I'm able to. #50 has the heavy I-beams they put on 8,100lb GVW F250s, which take ~1 inch kingpins. Yet it's all assembled and everything, and I don't have access to an F350 to compare it to.

Also, #50 has brand new non-factory coil springs installed, so its ride height is probably taller than Ford intended it to be. I'm hoping that when the springs settle slightly, it will even out and be perfect.

Ryan, are there any measurements and/or photos that I could take of #50's front suspension that could help you?

Robroy
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Re: quick question - 1 ton/3/4 ton ride height

Post by Ranchero50 »

Ryan, it'll either work or it won't. I'm pretty sure the drum to disc spindle had different bolt patterns ('71 F250 drum to '76 F350 disc).

Personally I think your problem was overjumping the truck and the crash coming back down was so severe the shock bound and the shack shaft bent, the spring collapsed and the beam bottomed out. I guess it's the price you pay with an iron 460 in a F250.

I'm pretty sure the F350 sits a bit higher as well since I'm running a similiar tire with more clearance on the dually.

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Re: quick question - 1 ton/3/4 ton ride height

Post by 1982 flareside »

I thought 1 ton has solid axle instead of i beams.
Jeremy
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