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Specifications Kumho Ecsta STX KL12

Size
Service
Description
Load Range
UTQG
Max. Load
Max. Inflation
Pressure
Tread Depth
Tire Weight
Rim Width
Range
Meas. Rim Width
Sect. Width
Tread Width
Overall Diam.
Revs. Per Mile
Country of
Origin*
275/55R18
114V
XL
420 A A
2,601 lbs
50 psi
11/32"
39 lbs
7.5-9.5"
8.5"
11.2"
9.3"
29.8"
697
KR
285/60R18
116V
SL
420 A A
2,756 lbs
51 psi
11/32"
41 lbs
8-10"
8.5"
11.4"
9.2"
31.4"
634
KR
275/45R20
106W
SL
420 A A
2,094 lbs
51 psi
11.5/32"
35 lbs
8.5-10.5"
9"
10.7"
9.8"
29.8"
683
KR
275/55R20
117V
XL
420 A A
2,833 lbs
51 psi
11/32"
42 lbs
7.5-9.5"
8.5"
11.2"
31.9"
652
KR, TH
305/50R20
120V
RF
420 A A
3,086 lbs
50 psi
11/32"
49 lbs
8.5-10.5"
9.5"
12.4"
NA
31.9"
625
KR
265/35R22
102W
RF
420 A A
1,874 lbs
50 psi
11.5/32"
34 lbs
NA
9.5"
10.6"
10.3"
29.3"
682
KR
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Notes

Specifications shown are as accurate as possible based on the information provided to us by the tire manufacturers. The dimensions reflect average values for tires measured on the specified measuring rim width. Individual tires may vary from data shown.

All tires are subject to continuous development. The tire manufacturers and Tire Rack reserve the right to change product specifications at any time without notice or obligation.

*Although regularly updated, the country of origin for tires may vary from what is shown. Unfortunately, we cannot accommodate requests for tires with a specific country of origin.

For assistance selecting products for your vehicle, please contact our sales specialists at 888-541-1777 or via email.

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