Tires Size 245/40ZR18
Dimensions, specs, and every size 245/40ZR18 tire currently in stock
25.72"
653 mm · calculated
245 mm
9.65 inches
3.86"
98 mm · 40% profile
18"
457.2 mm
Showing 1 to 10 of 20 products
245/40ZR18 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 9.65 in | 245 mm |
| Aspect ratio | 40% | — |
| Sidewall height | 3.86 in | 98 mm |
| Overall diameter (calculated) | 25.72 in | 653 mm |
| Wheel / rim diameter | 18 in | 457.2 mm |
| Construction | Radial | — |
What does 245/40ZR18 mean?
Reading the code on your sidewall
245 mm
The distance from sidewall to sidewall across the tire's widest point.
40% profile
The sidewall stands 40% of the section width, which is 98 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
18 in
Fits a wheel measuring 18 inches across.
245/40ZR18 Questions & Answers
Dimensions and fitment guidelines for size 245/40ZR18
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255/40ZR18 ROADTRACK TERRENA UHP 99W XL 420-A-A 50K + ROAD HAZARD
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LT295/55R20 FORTUNE TORMENTA R/T 123/120Q 10PLY M+S 50K 80psi ***BUFFED
235/45R17 TOYO EXTENSA HP II 97W XL 500-A-A 45K
235/55R19 ARMSTRONG TRU-TRAC SU 105V XL M+S 440-A-A 65K+ ROAD HAZARD
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LT245/70R17 Hankook Dynapro HT RH12-LT
215/60R17 ROYALBLACK MILAGEMAX SUV/CUV 96V 620-A-A 60K + ROAD HAZARD
Leao Reg Drive AAR22S 3PMSF 225/70R19.5
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P255/65R17 LEXANI LXHT-206 110H BSW 55K+ ROAD HAZARD
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245/45ZR17 ZEETEX HP1000 95W XL 400 A-A REINFORCED 45K + ROAD HAZARD
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