Mike "Wuzzy121". Rest in peace, brother

Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
265/50r20 vs 275/55r20 Tire Comparison Side By Side
  265/50-20 275/55-20 Difference
Diameter inches (mm) 30.43 (773) 31.91 (810.5) 1.48 (37.5) 4.9%
Width inches (mm) 10.43 (265) 10.83 (275) 0.39 (10) 3.8%
Circum. inches (mm) 95.61 (2428.45) 100.25 (2546.26) 4.64 (117.81) 4.9%
Sidewall Height inches (mm) 5.22 (132.5) 5.95 (151.25) 0.74 (18.75) 14.2%
Revolutions per mile (km) 662.7 (411.78) 632.04 (392.73) -30.66 (-19.05) -4.6%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.97 mph (33.75 km/h)
25 mph (40.23 km/h)26.21 mph (42.19 km/h)
30 mph (48.28 km/h)31.46 mph (50.62 km/h)
35 mph (56.33 km/h)36.7 mph (59.06 km/h)
40 mph (64.37 km/h)41.94 mph (67.5 km/h)
45 mph (72.42 km/h)47.18 mph (75.93 km/h)
50 mph (80.47 km/h)52.43 mph (84.37 km/h)
55 mph (88.51 km/h)57.67 mph (92.81 km/h)
60 mph (96.56 km/h)62.91 mph (101.25 km/h)
65 mph (104.61 km/h)68.15 mph (109.68 km/h)

Gear Ratio / RPMs for New Tire (@ 65 mph)
2.35 2.73 2.94 3.07 3.21 3.31 3.42 3.55 3.73 3.91 4.11 4.27 4.56 4.88 5.13 5.29 5.38 5.71 6.17 7.17
16081869201221012197226523412430255326762813292331213340351136213682390842234907
Better Fuel Economy Factory Ratios Increased Power

Most Popular 265/50-R20 Comparisons


Copyright © 2014 Tacoma Forum. Tacoma World is not owned by, or affiliated with Toyota Motor Corporation.