Tires Size 255/70R18
Dimensions, specs, and every size 255/70R18 tire currently in stock
32.06"
814 mm · calculated
255 mm
10.04 inches
7.03"
178.5 mm · 70% profile
18"
457.2 mm
2 products
In stock · Free shipping on every order
In stock · Free shipping on every order
Showing 1 to 2 of 2 products
255/70R18 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 10.04 in | 255 mm |
| Aspect ratio | 70% | — |
| Sidewall height | 7.03 in | 178.5 mm |
| Overall diameter (calculated) | 32.06 in | 814 mm |
| Wheel / rim diameter | 18 in | 457.2 mm |
| Construction | Radial | — |
What does 255/70R18 mean?
Reading the code on your sidewall
255 mm
The distance from sidewall to sidewall across the tire's widest point.
70% profile
The sidewall stands 70% of the section width, which is 178.5 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.
255/70R18 Questions & Answers
Dimensions and fitment guidelines for size 255/70R18
Need Help Choosing The Right Tires?
Have questions about fitment, brands, or pricing? Our team of tire experts is here to guide you to the perfect set — zero pressure, zero sales tactics.
Talk to a Tire Specialist Today
We make tire buying fast and effortless. Call or email us anytime to verify size compatibility, load index, or speed ratings for your vehicle.
Fast Expert Advice
Response within 1 business hour
Shop Our Collection
Explore premium tires, wheels, and fitments from top brands
265/70R16 ATLANDER ROVERCLAW A/T OWL 112T 560-A-B 50K+ ROAD HAZARD
265/70R16 ATLANDER ROVERCLAW A/T OWL 112T 560-A-B 50K+ ROAD HAZARD
245/45ZR19 ATLANDER XSPORT-86 102W XL 420A-A 50K + ROAD HAZARD
245/45ZR20 ZEETEX SU1000 103Y XL 400-A-A 35K + ROAD HAZARD
235/65R16C WATERFALL LT-300 121/119Q 12PLY
235/45R17 TOYO EXTENSA HP II 97W XL 500-A-A 45K
LT285/55R20 ROYALBLACK TERRA FORCE RTX R/T 124/121S 12PLY
LT265/75R16 FORTUNE TORMENTA H/T FRS305 M+S 123/120S 10PLY 45K
205/50ZR17 FULLRUN F6000 93W XL M+S 380A-A
305/25R32 LEXANI LX-THIRTY 108W XL 320-A-A 30K + ROAD HAZARD dot-1120
LT295/55R20 FORTUNE TORMENTA R/T 123/120Q 10PLY M+S 50K 80psi ***BUFFED
215/40ZR18 ROADTRACK TERRENA UHP 89W XL 420-A-A 50K + ROAD HAZARD
LT275/65R18 ROYALBLACK MILAGEMAX LTR H/T 123/120S 10PLY
Leao Reg Drive AAR22S 3PMSF 225/70R19.5
205/55R16 TRAVELSTAR ECO-MILE 4S 91V ALL-WEATHER 520A-A 60K+ ROAD HAZARD
245/45ZR17 ZEETEX HP1000 95W XL 400 A-A REINFORCED 45K + ROAD HAZARD
285/45ZR22 LANVIGATOR EXCITE 114W XL 420 A-A 50K + ROAD HAZARD
195/50R15 ROADTRACK TERRENA A/S 82V 560-A-A 55K + ROAD HAZARD
315/35ZR20 PEGASUS HPX SPORT A/S 110W XL 420 AA A 50K + ROAD HAZARD
P265/40R21 LIONHART LH-FIVE 105Y XL BLK 320-A-A 40K + ROAD HAZARD
245/45ZR20 ATLANDER XSPORT-86 103W XL 420A-A 45K + ROAD HAZARD
265/70R16 ATLANDER ROVERCLAW A/T OWL 112T 560-A-B 50K+ ROAD HAZARD
265/70R16 ATLANDER ROVERCLAW A/T OWL 112T 560-A-B 50K+ ROAD HAZARD
245/45ZR19 ATLANDER XSPORT-86 102W XL 420A-A 50K + ROAD HAZARD
245/45ZR20 ZEETEX SU1000 103Y XL 400-A-A 35K + ROAD HAZARD
235/65R16C WATERFALL LT-300 121/119Q 12PLY
235/45R17 TOYO EXTENSA HP II 97W XL 500-A-A 45K
LT285/55R20 ROYALBLACK TERRA FORCE RTX R/T 124/121S 12PLY
LT265/75R16 FORTUNE TORMENTA H/T FRS305 M+S 123/120S 10PLY 45K
205/50ZR17 FULLRUN F6000 93W XL M+S 380A-A
305/25R32 LEXANI LX-THIRTY 108W XL 320-A-A 30K + ROAD HAZARD dot-1120
LT295/55R20 FORTUNE TORMENTA R/T 123/120Q 10PLY M+S 50K 80psi ***BUFFED
215/40ZR18 ROADTRACK TERRENA UHP 89W XL 420-A-A 50K + ROAD HAZARD
LT275/65R18 ROYALBLACK MILAGEMAX LTR H/T 123/120S 10PLY
Leao Reg Drive AAR22S 3PMSF 225/70R19.5
205/55R16 TRAVELSTAR ECO-MILE 4S 91V ALL-WEATHER 520A-A 60K+ ROAD HAZARD
245/45ZR17 ZEETEX HP1000 95W XL 400 A-A REINFORCED 45K + ROAD HAZARD
285/45ZR22 LANVIGATOR EXCITE 114W XL 420 A-A 50K + ROAD HAZARD
195/50R15 ROADTRACK TERRENA A/S 82V 560-A-A 55K + ROAD HAZARD
315/35ZR20 PEGASUS HPX SPORT A/S 110W XL 420 AA A 50K + ROAD HAZARD
P265/40R21 LIONHART LH-FIVE 105Y XL BLK 320-A-A 40K + ROAD HAZARD
245/45ZR20 ATLANDER XSPORT-86 103W XL 420A-A 45K + ROAD HAZARD