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awbrown · 04-07-2011, 01:08 PM

According to my chart a 27 inch diameter tire with 4.10 gears will trurn 2806 rpm .. 3.08 will be 2108.. these calculatiuons are for 55 mph.. My truck has the 3.08 , listed in the options as the economy gear...

04-07-2011, 01:08 PM	#10
awbrown Registered User Join Date: Aug 2009 Location: Detroit MI Posts: 1,209	Re: question about c10 axle with 4.10 According to my chart a 27 inch diameter tire with 4.10 gears will trurn 2806 rpm .. 3.08 will be 2108.. these calculatiuons are for 55 mph.. My truck has the 3.08 , listed in the options as the economy gear...