ORIGINAL EQUIPMENT SIZES FOR:

1991 Chevrolet Blazer \ 2 Dr Sport Utility Silverado (31x10.50R15 B S 6x15 6x139.7)

YOUR VEHICLE'S OEM TIRE SIZE

Based on our records, this should be your vehicle's current tire size.

OE Wheel Diameter: 15" 31x10.50R15 (BS)
SELECT YOUR CURRENT TIRE SIZE

Different size for rear tires?