Confirm Tire SizeWhere can I find my tire size?
Shopping for tires? Select tire size to proceed.
1985 Buick Riviera T-Type
Buick 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: 15"
P205/75R15Original Equipment Wheel Diameter: 15"
P225/70R15