My Tire Guide

275/35R20 tire size

A 275/35R20 tire stands 27.6 inches tall and 10.8 inches wide, with a 3.8-inch sidewall on a 20-inch rim.

27.6″OVERALL 27.6 IN · RIM 20 IN10.8″3.8″WIDTH · SIDEWALL
Overall height
27.6 in701 mm
Section width
10.8 in275 mm
Sidewall height
3.8 in96 mm
Rim diameter
20 in508 mm
Circumference
86.6 in2201 mm
Revolutions per mile
731454 per km
Inch size
27.6x10.8R20

Compare it with any other size in the tire size calculator.

Sizes you can swap to

These 20-inch sizes are within two width steps and 3% of a 275/35R20's overall height, the usual limit before the speedometer, ABS and transmission notice. The closest is 285/35R20, 1.0% taller (0.28 in). Wider sizes also need room in the wheel well and a rim width that suits them.

SizeHeightWidthAt 60 mph
285/35R20+1.0%+0.28 in+10 mm60.6 mph
265/35R20−1.0%−0.28 in−10 mm59.4 mph
255/40R20+1.6%+0.45 in−20 mm61.0 mph
255/35R20−2.0%−0.55 in−20 mm58.8 mph
295/35R20+2.0%+0.55 in+20 mm61.2 mph
265/40R20+2.8%+0.77 in−10 mm61.7 mph

Plus and minus sizes

Changing rim size means changing the sidewall to keep the same overall height. On 18-inch or 19-inch or 21-inch rims, these are the closest matches to a 275/35R20.

SizeHeightWidthAt 60 mph
305/40R18+0.1%+0.03 in+30 mm60.1 mph
275/40R19+0.3%+0.08 in±0 mm60.2 mph
275/30R21−0.3%−0.08 in±0 mm59.8 mph

Other 20-inch sizes near 275/35R20

275 mm wide, other sidewalls

35 series, other widths

See the other sizes for this rim on 20-inch tire sizes.

Shop 275/35R20 tires

These open each store's own list of 275/35R20 tires, where you can filter by type, load and speed rating.

275/35R20 questions

How tall is a 275/35R20 tire?

About 27.6 inches (701 mm) from the ground to the top of the tread, unloaded. On the vehicle, carrying weight, it sits a little lower.

What does 275/35R20 mean?

275 is the section width in millimetres (10.8 in). 35 means the sidewall is 35% of that width: 96 mm, or 3.8 in. R means radial construction, and 20 is the rim diameter in inches.

Can I use 285/35R20 instead of 275/35R20?

285/35R20 is 1.0% taller (0.28 in) and 10 mm wider, which is inside the usual 3% rule. With it fitted, the speedometer shows 60 mph when you are doing 60.6 mph. Make sure the extra width clears the suspension and fender liner at full lock.

What is 275/35R20 in inches?

In inch terms it is 27.6x10.8R20: 27.6 inches tall, 10.8 inches wide, for a 20-inch rim.

How many revolutions per mile does a 275/35R20 make?

About 731 turns per mile, worked out from its unloaded circumference of 86.6 inches. Makers list slightly higher numbers for their own tires, because a loaded tire rolls on a smaller radius.