285/35R20 Tire Size Specifications & Compatible Vehicles
Overall Diameter
707.5 mm
Section Width
285 mm
Sidewall Height
99.8 mm
Circumference
2222.7 mm
Revs/Mile
724
Rim Diameter
20"
Inch Equivalent
27.9x11.2R20
Rim Width (ETRTO)
8.5" – 11.0"
Compatible Vehicles
The following vehicles use 285/35R20 tires from the factory:
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 285/35R20 and may be used as replacements:
Understanding 285/35R20
The tire size 285/35R20 means the tire has a section width of 285mm, an aspect ratio of 35% (the sidewall height is 35% of the width), and fits a 20-inch rim.
Sidewall Height = 285 x 0.35 = 99.8 mm
Overall Diameter = (99.8 x 2) + (20 x 25.4) = 707.5 mm
Circumference = 707.5 x π = 2222.7 mm
Overall Diameter = (99.8 x 2) + (20 x 25.4) = 707.5 mm
Circumference = 707.5 x π = 2222.7 mm
Frequently Asked Questions
The 285/35R20 tire size is used on 5 vehicle trims including the 2024 Chevrolet Camaro, 2023 Chevrolet Camaro, 2022 Chevrolet Camaro and 2 more.
A 285/35R20 tire has an overall diameter of 707.5mm (27.9 inches). The sidewall height is 99.8mm, and the total circumference is 2223mm.
For 285/35R20 tires, the ETRTO recommended rim width is 9.5". The acceptable range is 8.5" minimum to 11.0" maximum. Using a rim outside this range can cause improper bead seating and unsafe handling.
Yes, as long as the replacement tire overall diameter is within 3% of the 285/35R20 707.5mm diameter. Compatible alternatives include 225/50R19, 165/45R22, 205/55R19. Use our Tire Size Calculator to compare any two sizes.