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Old 02-14-2011, 06:44 PM   #1
todd99
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C20 Alignment Issues

I emailed Paul of GMC Paul's and asked him if he carries anything beyond a 2" drop spring for the C20. He said that upon request they will make a 3" drop spring but anything beyond 2" will result in serious alignment problems.

Can anyone confirm or deny this?

Also would drop spindles have the same problem?
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Old 02-14-2011, 06:45 PM   #2
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Re: C20 Alignment Issues

...And if anyone knows of lowering leaf springs for a 3/4 ton C20 please let me know.
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Old 02-14-2011, 07:18 PM   #3
lolife99
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Re: C20 Alignment Issues

Quote:
Originally Posted by todd99 View Post
I emailed Paul of GMC Paul's and asked him if he carries anything beyond a 2" drop spring for the C20. He said that upon request they will make a 3" drop spring but anything beyond 2" will result in serious alignment problems.

Can anyone confirm or deny this?

Also would drop spindles have the same problem
?
Drop spindles would still require an alignment, but won't cause any issues.
You will have to convert the front to disc brakes since there are no drum brake drop spindles manufactured.
Also there are several members on here using a 3" drop spring with no alignment issues.
But every truck is different.
And every truck has had a different life. (bent or tweeked frame?)
So no definite answer to your particular truck.
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Old 02-14-2011, 07:20 PM   #4
lolife99
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Re: C20 Alignment Issues

Quote:
Originally Posted by todd99 View Post
...And if anyone knows of lowering leaf springs for a 3/4 ton C20 please let me know.

This would be my 1st choice:
http://www.performanceonline.com/Leaf-Springs-c-782/
Multi Leaf:
Stock, 3", 4", or 5" drop leaf spring.

Mono leaf :
4" or 6" drop.

Available for C10 or C20.
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Convert to disc brakes.
http://67-72chevytrucks.com/vboard/s...d.php?t=444823

Last edited by lolife99; 02-14-2011 at 07:25 PM.
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Old 02-14-2011, 07:36 PM   #5
todd99
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Re: C20 Alignment Issues

Thanks. My frame is straight and it came with front discs. The original Discs should still fit, yes?
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Old 02-14-2011, 07:41 PM   #6
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Re: C20 Alignment Issues

Quote:
Originally Posted by todd99 View Post
Thanks. My frame is straight and it came with front discs. The original Discs should still fit, yes?
Yes if the drop spindles are made for your application then they will fit. Any time you can lower the front with spindles, that should be your first choice.

I would be concerned with ride on any 3" spring, but especially ones designed for a C20. Those seems like they would be very short and stiff.
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