how big of tires can i go - Off-Road Forums & Discussion Groups
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post #1 of (permalink) Old 10-02-2009, 09:03 AM Thread Starter
 
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how big of tires can i go

hi new to offroading just recently put a 6inch susp lift and 3inch body on my 1980 chev k20 it has a 400 engine th400 tranny 205 tcase and 14 bolt ff 410 gears what size tire would be good for me will the 410 gears turn 38s any help would be greatly apreciated thanks
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post #2 of (permalink) Old 10-02-2009, 07:14 PM
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4.10s will turn the 38s ok. My brother turns 37s with 4.10s just fine but 4.56s would be better. Thats what I run with 38s.


Rebil

97 K3500 Silverado

84 Scottsdale 4" lift 38.5s
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post #3 of (permalink) Old 11-01-2009, 06:32 PM
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with that much lift you should be able to fit about anysize tires.

but i wouldnt go over 37 38 to keep it drivable and manageable

89 ifs-sfa truck tranplanted in a 83 K-5 blazer offroad only rig
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post #4 of (permalink) Old 11-09-2009, 04:54 PM
 
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I run 37 with 3.73 and it works good its no speed demon but it gets up to speed and revs low and can still spin clear in mud and snow
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