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95 S_Trucker · 08-28-2014, 02:32 PM

I had 3.08 and 35 on my 85, I don't think it ever shifted into overdrive until 60+

Another option would be a 3/4 ton rear or swap to 1 tone axles, if you still have 2 10 bolts.

08-28-2014, 02:32 PM	#11
95 S_Trucker Registered User Join Date: Oct 2009 Location: . Posts: 2,179	Re: gearing and ratios I had 3.08 and 35 on my 85, I don't think it ever shifted into overdrive until 60+ Another option would be a 3/4 ton rear or swap to 1 tone axles, if you still have 2 10 bolts.