GR Cup Slick Tires
2023 Technical Data
Size:
245 / 620 R18
Transfer Color:
Gold
Sidewall Code:
GR Cup
Diameter (in):
24.37
Circumference (in):
76.56
Unloaded Radius (in):
12.19
Loaded Radius (in):
11.64
Load (lbs):
700
Tread Width (in):
9.00
Section Width (in):
9.69
Measure Rim:
18x8
Pressure (psi):
18
Weight (lbs):
19.95
Tread Wear Indicator:
0.141
Vertical Deflection Data
Spring Rate (lbs/in)
18 psi
28 psi
1000 lbs
1352
1705
1250 lbs
1416
1751
1500 lbs
1480
1800
GR Cup Rain Tires
GR Cup Rain Tires
Size:
245 / 620 R18
Transfer Color:
Gold
Sidewall Code:
EC Wet
Diameter (in):
24.39
Circumference (in):
76.63
Unloaded Radius (in):
12.20
Loaded Radius (in):
11.67
Load (lbs):
700
Tread Width (in):
9.38
Section Width (in):
9.81
Measure Rim:
18x8
Pressure (psi):
22
Weight (lbs):
19.50
Tread Wear Indicator:
0.250
Vertical Deflection Data
Spring Rate (lbs/in)
18 psi
28 psi
1000 lbs
1378
1592
1250 lbs
1438
1638
1500 lbs
1510
1697
