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Cheyenne Supr · 09-18-2010, 07:00 PM

Does anyone know where I can find the gear ratio for my 72 Cheyenne 1/2 Ton? I thought it was a 3:31, but now I'm not so sure. The rear axle code is: RHA 155 1. I have some Chevrolet by the Numbers books, but they are mainly for passenger cars and do not list that specific code.

Thanks,
Larry

09-18-2010, 07:00 PM	#1
Cheyenne Supr Registered User Join Date: Dec 2003 Location: Nashville Posts: 48	Rear Axle Codes & Gear Ratios Does anyone know where I can find the gear ratio for my 72 Cheyenne 1/2 Ton? I thought it was a 3:31, but now I'm not so sure. The rear axle code is: RHA 155 1. I have some Chevrolet by the Numbers books, but they are mainly for passenger cars and do not list that specific code. Thanks, Larry __________________ Larry 72 Cheyenne LWB Fleetside Oak Bed 350 w/ TH400 (finally complete!). 69 Chevy C-10 LWB 350 w/ TH350 (good 'ol rusty bullet proof dependable hauler). 02 Suburban Z71 4x4 (wife's driver).