Author Topic: high sierra 25  (Read 5883 times)

Offline Rockin77

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high sierra 25
« on: September 12, 2007, 12:24:28 pm »
Does a high sierra 25 have the same suspension as a chevy c20
1977 GMC High Sierra 25

Offline zieg85

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Re: high sierra 25
« Reply #1 on: September 12, 2007, 07:04:38 pm »
For the most part, yes...  There are different levels of 3/4 ton suspension GVCW.  My 3/4 Ton is the 8600 GVW, heaviest of the 3/4 tons. 
Carl 
1985 C20 Scottsdale 7.4L 4 speed 3.21
1986 C10 under construction
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Offline Rockin77

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Re: high sierra 25
« Reply #2 on: September 12, 2007, 07:23:50 pm »
I want to put these coils on my truck but i don't know which ones will fit.


http://www.airbagit-store.com/product.asp?returnURL=default.asp&ID=101460
1977 GMC High Sierra 25

Offline VileZambonie

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Re: high sierra 25
« Reply #3 on: September 12, 2007, 10:53:30 pm »
y do u want to change ur coils?
,                           ___ 
                         /  _ _ _\_
              ⌠ŻŻŻŻŻ'   [☼===☼]
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74 GMC, 75 K5, 84 GMC, 85 K20, 86 k20, 79 K10

Offline Rockin77

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Re: high sierra 25
« Reply #4 on: September 12, 2007, 10:55:29 pm »
For a small lift
1977 GMC High Sierra 25

Offline zieg85

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Re: high sierra 25
« Reply #5 on: September 13, 2007, 02:56:49 pm »
I would go with coils for your truck, just get them for a 454 with AC.  That will raise it up assuming you have a small block in it now.
Carl 
1985 C20 Scottsdale 7.4L 4 speed 3.21
1986 C10 under construction
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Offline VileZambonie

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Re: high sierra 25
« Reply #6 on: September 13, 2007, 04:01:30 pm »
I just put a set in mine and will be taking them out for a pair of drops. BB springs basically brand new if yer interested...
,                           ___ 
                         /  _ _ _\_
              ⌠ŻŻŻŻŻ'   [☼===☼]
              `()_);-;()_)--o--)_)

74 GMC, 75 K5, 84 GMC, 85 K20, 86 k20, 79 K10

Offline Rockin77

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Re: high sierra 25
« Reply #7 on: September 13, 2007, 10:31:59 pm »
How much lift will thr BB springs give it??
1977 GMC High Sierra 25

Offline Rockin77

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Re: high sierra 25
« Reply #8 on: September 27, 2007, 10:43:04 pm »
1977 GMC High Sierra 25