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Old 03-07-2008, 08:37 AM
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4:30 gears

I'm going to be putting gears in my truck and i can't decide between 4:30 and 4:56... i'm running 37 in tires and i'm a daily driver...what would my rpms be with 4:30 compared to stock and then what would my rpms be with 4:56 compared to stock thanks for all the help guys
-Zach
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Old 03-07-2008, 08:46 AM
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4.30 if you dont tow 4.56 if you do tow..... ill be going with 4.30's myself because i rarely tow anything more than my jeep or some quads.....
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Old 03-07-2008, 08:49 AM
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i just want what ever is the closest to stock
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Old 03-07-2008, 08:57 AM
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3.73 is closest to stock... LOL I have no issues towing up to 30k GVW with my stock 3.73's...
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Old 03-07-2008, 08:58 AM
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If you go lower I'd do 4.30's for those 37's
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Old 03-07-2008, 09:27 AM
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4.30 for 37" tires. Freeway rpm's 2050 @ 70, 2100 @ 80. With 625/700 egt's.
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Old 03-07-2008, 09:29 AM
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do 4.30's i got 4.56s with 37's and freeway driving sucks they are great for towing heavy loads though.......
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Old 03-07-2008, 12:20 PM
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4.56's + 37s + highway = no good
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