Confirm Tire SizeWhere can I find my tire size?
Shopping for tires? Select tire size to proceed.
1987 GMC S15 Sierra Classic
GMC equips your vehicle with more than one possible size during production.
Please select the size installed on your vehicle from the choices below.
Original Equipment Wheel Diameter: 14"
P195/75R14Original Equipment Wheel Diameter: 14"
P205/75R14Original Equipment Wheel Diameter: 15"
P195/75R15Original Equipment Wheel Diameter: 15"
P235/75R15