Helpful Calculators

Tire Width:

135 mm 140 mm 145 mm 150 mm 155 mm 160 mm 165 mm 170 mm 175 mm 180 mm 185 mm 190 mm 195 mm 200 mm 205 mm 210 mm 215 mm 220 mm 225 mm 230 mm 235 mm 240 mm 245 mm 250 mm 255 mm 260 mm 265 mm 270 mm 275 mm 280 mm 285 mm 290 mm 295 mm 300 mm 305 mm 310 mm 315 mm 320 mm 325 mm 330 mm 335 mm 340 mm 345 mm 350 mm 355 mm 360 mm 365 mm 370 mm 375 mm 380 mm 385 mm 390 mm 395 mm

Tire Aspect Ratio:

25 30 35 40 45 50 55 60 65 70 75 80

Rim Size / Diameter:

10 in 11 in 12 in 13 in 14 in 15 in 16 in 17 in 18 in 19 in 20 in 21 in 22 in 23 in 24 in 25 in 26 in 27 in 28 in 29 in 30 in 31 in 32 in 33 in 34 in 35 in 36 in 37 in 38 in 39 in 40 in

Result:

Tire Diameter:

0 mm
0 in

Tire Circumference:

0 mm
0 in

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Transmission, Differential and RPM:

Select a transmission and differential and then use the RPM slider to see your vehicle speed at that RPM.

Results:

A vehicle with a T56 MAGNUM-F GM 2.66 / .63 MD-586-16362 transmission, a 3.73 differential, at engine speed of 2150 RPM, using a tire size of P275/40R17 will be travelling very close to the speeds shown below by gear.