Section Width375 mm (14.8")
Aspect Ratio37%
Rim Diameter29"
Overall Diameter1014 mm (39.9")
Sidewall Height139 mm
Circumference3186 mm
375/37R29 — Buy Tires

Everything to know about the 375/37R29 tire size

Size geometry

A 375/37R29 tire has a 375mm section width and a 37% aspect ratio, mounted on a 29-inch rim. Sidewall height works out to 138.8mm (5.46") and overall outside diameter is 1014.1mm (39.93"). At highway speed the tire completes about 314 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 375/37R29 is unavailable, the closest same-diameter substitutes on the same rim are 365/38R29 and 385/36R29. Both keep your speedometer reading within 1% — safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.

Plus / minus sizing options

For a 375/37R29 you can upsize to 385/33R30 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 365/41R28 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.

Vehicle compatibility

0 vehicles in our database run the 375/37R29 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance — match these specs to your wheel before purchasing tires.

Vehicles Using 375/37R29

tire_size.no_vehicles_found