235/50R17 Tire Size Specifications & Compatible Vehicles
Overall Diameter
666.8 mm
Section Width
235 mm
Sidewall Height
117.5 mm
Circumference
2094.8 mm
Revs/Mile
768
Rim Diameter
17"
Inch Equivalent
26.3x9.3R17
Rim Width (ETRTO)
7.0" – 9.0"
Compatible Vehicles
The following vehicles use 235/50R17 tires from the factory:
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 235/50R17 and may be used as replacements:
Understanding 235/50R17
The tire size 235/50R17 means the tire has a section width of 235mm, an aspect ratio of 50% (the sidewall height is 50% of the width), and fits a 17-inch rim.
Sidewall Height = 235 x 0.5 = 117.5 mm
Overall Diameter = (117.5 x 2) + (17 x 25.4) = 666.8 mm
Circumference = 666.8 x π = 2094.8 mm
Overall Diameter = (117.5 x 2) + (17 x 25.4) = 666.8 mm
Circumference = 666.8 x π = 2094.8 mm
Frequently Asked Questions
The 235/50R17 tire size is used on 6 vehicle trims including the 2025 Cadillac CT5, 2024 Cadillac CT5, 2023 Cadillac CT5 and 3 more.
A 235/50R17 tire has an overall diameter of 666.8mm (26.3 inches). The sidewall height is 117.5mm, and the total circumference is 2095mm.
For 235/50R17 tires, the ETRTO recommended rim width is 8.0". The acceptable range is 7.0" minimum to 9.0" 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 235/50R17 666.8mm diameter. Compatible alternatives include 205/45R19, 325/40R16, 175/60R18. Use our Tire Size Calculator to compare any two sizes.