Dimensions Tires 255/30R20

If the height of rubber is 55% or less than its width, then the tire is considered low 30ile.

Tire marking:

Dimensions tires 255/30R20
General view spravkaGeneral view tires B (mm) spravka
Tire width:

1. Nominal tire width (excluding protective belt).

2. Maximum width during operation.

D (mm) spravka
Tire diameter:

1. Nominal size of outer diameter (2xR) of the tire.

2. Maximum size during operation.

H (mm) spravka
Tire profile:

Tire profile (height) for models of different years of manufacture

(General view tires)
661-668 (mm) 255-270 (mm) 77 (mm)
Dimensions tires 255/30R20
Parameter Dimensions (mm)  Dimensions (in) 
d 661-668 (mm) 2.6-2.63 (in)
b 255-270 (mm) 1-1.06 (in)
l 2019 (mm) 7.95 (in)
h 77 (mm) 0.3 (in)
km 481.6 (rpm) -

Warning: the above data are official figures of the manufacturers, however, it should be borne in mind that the information is for reference and does not guarantee unambiguous accuracy.