Tires Size 265/40ZR18
Dimensions, specs, and every size 265/40ZR18 tire currently in stock
26.34"
669 mm · calculated
265 mm
10.43 inches
4.17"
106 mm · 40% profile
18"
457.2 mm
Showing 1 to 6 of 6 products
265/40ZR18 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 10.43 in | 265 mm |
| Aspect ratio | 40% | — |
| Sidewall height | 4.17 in | 106 mm |
| Overall diameter (calculated) | 26.34 in | 669 mm |
| Wheel / rim diameter | 18 in | 457.2 mm |
| Construction | Radial | — |
What does 265/40ZR18 mean?
Reading the code on your sidewall
265 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 106 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.
265/40ZR18 Questions & Answers
Dimensions and fitment guidelines for size 265/40ZR18
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 (Mon – Sat, 9AM – 5PM PT) to check size compatibility, load index, or speed ratings for your vehicle.
Expert Advice
Reply within 1 business day
Shop Our Collection
Explore premium tires, wheels, and fitments from top brands
Armstrong Blu-trac HP 225/50R17
Gripmax Maxgrip R/T 305/45R22
Gladiator Comp A/T P275/55R20
Toyo Open Country R/T Trail LT285/50R22
Itp 24X9.00-11/6 Mud Lite AT 24X9.00-11
Itp 24X9.00-11/6 Mud Lite AT 24X9.00-11
Zeetex LT MT1000 33X12.50R20
Armstrong Blu-trac HP 225/50R17
Gripmax Maxgrip R/T 305/45R22
Gladiator Comp A/T P275/55R20
Toyo Open Country R/T Trail LT285/50R22
Itp 24X9.00-11/6 Mud Lite AT 24X9.00-11
Itp 24X9.00-11/6 Mud Lite AT 24X9.00-11
Zeetex LT MT1000 33X12.50R20