275/60R20 Tire Size: 33.0" Tall, a 33-Inch Tire
Straight answer
A 275/60R20 stands 33.0 inches tall and 10.8 inches wide on a 20-inch wheel, which makes it a 33-inch tire in truck-speak. NTW stocks 17 tire models in this size right now.
275/60R20 dimensions
Overall diameter
32.99"
Section width
10.83"
Sidewall height
6.50"
Wheel diameter
20"
Circumference
103.6"
Revolutions per mile
611
≈ 33.0x10.8R20 flotation. Nominal math; real tires run a few tenths off depending on brand, load range, rim width, and air pressure.
What 275/60R20 means
- 275Section width: 275 mm (10.8") wall to wall
- 60Aspect ratio: sidewall is 60% of the width, so 6.5" tall
- RRadial construction
- 20Fits a 20-inch wheel
Want the full rundown on sidewall codes, load index, and speed rating? Read how to read a tire size.
275/60R20 compared to nearby 20-inch sizes
Speedometer column assumes your truck is calibrated for 275/60R20 and reads 65 mph.
| Size | Height | vs 275/60R20 | Width change | Actual speed | Compare |
|---|---|---|---|---|---|
| 285/55R20 | 32.3" | -0.6" (-2.0%) | +0.4" | 63.7 mph | Full comparison |
| 33x12.50R20 | 33.0" | +0.0" (+0.0%) | +1.7" | 65.0 mph | Full comparison |
| 305/55R20 | 33.2" | +0.2" (+0.7%) | +1.2" | 65.4 mph | Full comparison |
| 295/60R20 | 33.9" | +0.9" (+2.9%) | +0.8" | 66.9 mph | Full comparison |
| 275/65R20 | 34.1" | +1.1" (+3.3%) | 0.0" | 67.1 mph | Full comparison |
Rule of thumb: inside 3% of stock diameter feels stock; past 8 to 10% and most owners budget for a re-gear. Run your exact numbers in the tire size calculator, or check what stepping down to 285/55R20 does.
Trucks that come with 275/60R20
- Ram 1500 (2019–2026) · Laramie
- Chevrolet Silverado 1500 (2019–2026) · RST / LTZ
- Ford F-150 (2021–2026)
Tires in stock in 275/60R20
17 models, 24 SKUs at NTW (different load ranges and sidewall styles). Refreshed daily.
| Tire | Type | Options | From |
|---|---|---|---|
| Bfgoodrich Trail-Terrain T/A+ | All Terrain | 2 | $275 |
| Cosmo Gripit_XT | All Terrain | 2 | $183 |
| Falken Wildpeak A/T4W | All Terrain | 2 | $346 |
| Mickey Thompson Baja Boss AT | All Terrain | 2 | $348 |
| Nitto Ridge Grappler | All Terrain | 2 | $343 |
| Nitto Terra Grappler G3 | All Terrain | 2 | $304 |
| Toyo Open Country H/T II | All Terrain | 2 | $291 |
| AMP Off-Road Terrain Pro AT | All Terrain | 1 | $271 |
| Avix Off-Road TRAILTEK R/T | All Terrain, Mud Terrain, On/Off-Road | 1 | $285 |
| Bfgoodrich All-Terrain T/A KO3 | All Terrain | 1 | $352 |
| Falken Rubitrek A/T | All Terrain | 1 | $272 |
| Falken Wildpeak R/T01 | All Terrain | 1 | $371 |
| Mickey Thompson Baja Legend EXP | All Terrain | 1 | $343 |
| Nitto Recon Grappler A/T | All Terrain | 1 | $352 |
| Toyo Open Country A/T III | All Terrain | 1 | $375 |
| Toyo Open Country R/T | All Terrain | 1 | $353 |
| Toyo Open Country R/T Trail | All Terrain | 1 | $385 |
Prices per tire at NTW when last checked; confirm at checkout.
Frequently Asked Questions
How tall is a 275/60R20 tire in inches?+
A 275/60R20 is 32.99 inches tall and 10.83 inches wide, with a 6.50-inch sidewall on a 20-inch wheel. Real mounted tires vary a few tenths of an inch by brand, load range, and rim width.
Is 275/60R20 a 33-inch tire?+
Close enough that everybody calls it one. It measures 33.0 inches, so it's sold and talked about as a 33. The flotation equivalent is 33.0x10.8R20.
What does 275/60R20 mean?+
275/60R20 means a tire 275 millimeters wide with a sidewall 60% as tall as it is wide, built for a 20-inch wheel.
275/60R20 vs 295/60R20: how much bigger?+
295/60R20 is 0.9 inches taller (2.9%) and 0.8 inches wider. Going from 275/60R20 to 295/60R20, a speedometer reading 65 mph means you're actually doing 66.9.
Looking for another size? See the full truck tire size chart.