Lift Height - How to measure?

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Jan 30, 2012
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What is the correct method to determine what your lift height is? From the ground up? or from the fender down? or what?
 
From center of axle hub to bottom of fender is how most people measure on a flat and level surface. Do this on all 4 sides both before and after, then subtract the before from the after to get each corners lift height.
 
Center of hub to bottom of flare.
Stock old tired springs normally land approximately at 20" on all corners.
So 23" is appox a 3" lift.
This is the most common.
 
Is there a mathematical equation to determine if its a 3 inch lift, 4 inch lift etc?
 
What's the difference between new stock and clapped-out stock ride height?
 
Is there a mathematical equation to determine if its a 3 inch lift, 4 inch lift etc?

Yeah, the current distance between the hub and flare minus 20 inches
 
This seems to be the US approach. Meanwhile in Metric-land we sometimes measure from the bottom wheel rim to the arch instead. Pedders do this as one example
Toyota Landcruiser 80 Series Suspension | Pedders Suspension

Pedders give height measurements (in mm) expected for every spring fitted and these are within the product description. We measure from the bottom of the wheel rim (to take the tyre size out of the equation) to the bottom of the wheel arch​

Stock is approx 755mm rear and 725mm front this way
 
The advantage of measuring from the center of axle to the arch in the fender (vs anywhere on the rim or tire) is that it rules out changes in rim size or tire size.
 
Let me pose the question a different way.
I need to purchase new rear shocks for my FJ60, which about 10 years ago I added leaves to the front and rear. Totalling 7 leaves in each front corner, and 10 in the rears. I also installed the longest Triangular greasible shackle extension Man-a-fre had at the time. Are they like 8" or so?
I want to know how much lift I currently have in the rear? ( rear shocks are still good, I think).
BECAUSE. many manufactures state that the stocks are suitable for trucks with a 2.5"-4.0" lift.
I want to make sure that I purchase the correct shock, with the corrects extension and compression travel.
So, how do I measure ( ball park) my current lift?
If you purchase a HD 2.5" lift from EMU, what determines it's a 2.5" lift? How is that measured?

Thanks
 
Let me pose the question a different way.
I need to purchase new rear shocks for my FJ60, which about 10 years ago I added leaves to the front and rear. Totalling 7 leaves in each front corner, and 10 in the rears. I also installed the longest Triangular greasible shackle extension Man-a-fre had at the time. Are they like 8" or so?
I want to know how much lift I currently have in the rear? ( rear shocks are still good, I think).
BECAUSE. many manufactures state that the stocks are suitable for trucks with a 2.5"-4.0" lift.
I want to make sure that I purchase the correct shock, with the corrects extension and compression travel.
So, how do I measure ( ball park) my current lift?
If you purchase a HD 2.5" lift from EMU, what determines it's a 2.5" lift? How is that measured?

Thanks
You probably want to post this in the 60 section. 80s don't have leafs or shackles. The truth is there is no universal method of measuring lift height: this thread mentions two, the Toyota FSM has a third, and that's just for the 80 series.
 
Much appreciated. I'll do that. Thank you.
 
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