155/70R12 Tires

155/70R12 Conversion

When converted to inches, 155/70R12 is equivalent to 20.6x6.1R12.

155/70R12 tire has a section width of 6.1 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 12 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 4.3 inches (109 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 20.6 inches (523 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 64.7 inches (1642.2 mm) is the outer perimeter of the tire. Tire revolutions indicate the number of times a tire revolves while it covers the distance in miles or kilometers. 155/70R12 tire makes 979 revolutions per mile (609 revolutions per kilometer).

155/70R12 Section Width
6.1"
20.6"
155/70R12 Tire Side
Tire Circumference
64.7"
12"
4.3"
979 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 523 mm 20.6"
Tread Width 155 mm 6.1"
Rim Diameter 304.8 mm 12"
Sidewall Height 109 mm 4.3"
Circumference 1642.2 mm 64.7"
Revolutions 609 per km 979 per mile

155/70R12 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 155/70R12 tire can be replaced with 28 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
145/70R12 20" (509 mm) -2.7%
195/40R14 20.2" (512 mm) -2.1%
165/55R13 20.2" (512 mm) -2.1%
115/70R14 20.4" (518 mm) -1%
145/65R13 20.4" (518 mm) -1%
135/70R13 20.5" (520 mm) -0.6%
135/80R12 20.5" (521 mm) -0.4%
165/50R14 20.6" (522 mm) -0.2%
175/55R13 20.6" (522 mm) -0.2%
155/55R14 20.7" (526 mm) 0.6%
215/40R14 20.8" (528 mm) 1%
165/60R13 20.8" (528 mm) 1%
125/80R13 20.9" (530 mm) 1.3%
175/50R14 20.9" (532 mm) 1.7%
125/70R14 20.9" (532 mm) 1.7%
195/45R14 20.9" (532 mm) 1.7%
155/65R13 20.9" (532 mm) 1.7%
225/45R13 20.9" (532 mm) 1.7%
255/35R14 21" (534 mm) 2.1%
185/55R13 21" (534 mm) 2.1%
255/40R13 21" (534 mm) 2.1%
145/70R13 21" (534 mm) 2.1%
205/50R13 21.1" (536 mm) 2.5%
225/40R14 21.1" (536 mm) 2.5%
165/70R12 21.1" (537 mm) 2.7%
145R12 21.1" (537 mm) 2.7%
145/80R12 21.1" (537 mm) 2.7%
165/55R14 21.2" (538 mm) 2.9%