There's more than one possibility. Check to see if the aluminum id tag is still on a rear diff cover bolt and legible. If not the easiest way to find out is to either call the dealer with the VIN number or find the options tag (glove box I think) and cross reference a GM axle code chart to the codes listed
What is the gear ratio for a stock 1995 GMC 4x4 5.7 liter
1995 Chevrolet C/K 1500 Silverado Stepside 4WD
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General
My 93 2wd Chevy c1500 crown & pinion took a dive... What would be the best gear ratio for my work mule
1993 Chevrolet C/K 1500 Silverado Extended Cab RWD
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Maintenance & Repair
I have a 1990 Chevy 1500 with3.08 gears but found exactly same one with the gt4 3.73 gear will it perform good with mild street cam upgrade
1990 Chevrolet C/K 1500 Silverado Stepside RWD
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Car Customization
What is the stock gear ratio on 1990 Chevy Silverado 1500 4x4 with the 350 engine
1990 Chevrolet C/K 1500 LB 4WD
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Maintenance & Repair
I have a 1993 Chevy 1500 and it does not go into gear and it make like a sound
1993 Chevrolet C/K 1500 Cheyenne Extended Cab Stepside 4WD
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General
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