Tires Size 245/45R18
Dimensions, specs, and every size 245/45R18 tire currently in stock
26.68"
678 mm · calculated
245 mm
9.65 inches
4.34"
110.3 mm · 45% profile
18"
457.2 mm
Showing 1 to 10 of 23 products
245/45R18 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 | 45% | — |
| Sidewall height | 4.34 in | 110.3 mm |
| Overall diameter (calculated) | 26.68 in | 678 mm |
| Wheel / rim diameter | 18 in | 457.2 mm |
| Construction | Radial | — |
What does 245/45R18 mean?
Reading the code on your sidewall
245 mm
The distance from sidewall to sidewall across the tire's widest point.
45% profile
The sidewall stands 45% of the section width, which is 110.3 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.
245/45R18 Questions & Answers
Dimensions and fitment guidelines for size 245/45R18
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Armstrong Tru-trac H/T III 265/70R17
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255/40ZR18 ROADTRACK TERRENA UHP 99W XL 420-A-A 50K + ROAD HAZARD
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LT265/75R16 TRAVELSTAR ECOPATH A/T 10PLY 50K+ ROAD HAZARD
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235/45R17 TOYO EXTENSA HP II 97W XL 500-A-A 45K
235/35ZR20 ROADTRACK TERRENA UHP 92W M+S 420-A-A 50K + ROAD HAZARD
Armstrong Tru-trac H/T III 265/70R17
245/45ZR20 ATLANDER XSPORT-86 103W XL 420A-A 45K + ROAD HAZARD
175/65R14 ZENNA SPORT LINE 82T M+S 420-A-A 60K + ROAD HAZARD
225/35R19 ARMSTRONG BLU-TRAC HP 88W XL M+S 340A-A 45K+ ROAD HAZARD
Leao Reg Drive AAR22S 3PMSF 225/70R19.5
285/35ZR19 ROADTRACK TERRENA UHP 103Y M+S 420-A-A 50K + ROAD HAZARD
LT245/75R16 ARMSTRONG TRU-TRAC A/T 120/116S 10PLY 65K+ROAD HAZARD
255/40ZR18 ROADTRACK TERRENA UHP 99W XL 420-A-A 50K + ROAD HAZARD
LT275/65R20 HAIDA HD868 M/T 126/123Q BW 10PLY
LT285/70R17 LANVIGATOR VALIANT A/T 126/123R 10PLY 50K + ROAD HAZAR
215/40ZR18 ROADTRACK TERRENA UHP 89W XL 420-A-A 50K + ROAD HAZARD
225/55R17 ZENNA SPORT LINE 101V XL M+S 420-A-A 60K + ROAD HAZARD
11R24.5 TRAVELSTAR TD660 CS DRIVE 149/146M 16PLY
275/35ZR20 COSMO MUCHOMACHO 102Y XL 300-A-A 30K + ROAD HAZARD
235/55R19 ARMSTRONG TRU-TRAC SU 105V XL M+S 440-A-A 65K+ ROAD HAZARD
235/40ZR19 ZENNA ARGUS UHP 98Y XL M+S 420-AA-A 50K+ ROAD HAZARD
LT265/75R16 TRAVELSTAR ECOPATH A/T 10PLY 50K+ ROAD HAZARD
215/55R16 ROADTRACK TERRENA UHP 97V M+S 420-A-A 50K + ROAD HAZARD
235/45R17 TOYO EXTENSA HP II 97W XL 500-A-A 45K
235/35ZR20 ROADTRACK TERRENA UHP 92W M+S 420-A-A 50K + ROAD HAZARD