All Country CHT
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Specifications
| Size | LT275/70R18 E ALL Country CHT |
|---|---|
| Width | 275 mm |
| Aspect ratio | 70 |
| Rim diameter | R18 |
| Load index | 125/122 |
| Speed rating | R |
| Ply rating | 10 |
| Tread depth | 14/32" |
|---|---|
| Weight | 56.6 lbs |
| Max pressure | 80 psi |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the Ironman All Country CHT
All-Season Commercial Highway-Terrain Light Truck tire.
Features
* Continuous shoulder rib* Optimized tread pattern* Five-rib design* Commercial grade construction and compounding* Four wide circumferential grooves* M+S Rated* 60-Month Limited Protection Policy and Road Hazard Program (valid in the US and Canada only)
Benefits
* Fights irregular wear, helps increase tread life and improves steering response* Reduces noise for a more comfortable ride* Promotes balanced tread wear and increases stability on a variety of road surfaces* Ensures long running performance and trouble free mileage* Promote rapid water evacuation to help prevent hydroplaning
Understanding the LT275/70R18 E size
In the size code 275/70R18, 275 is the section width in millimetres (about 10.8"). 70 is the aspect ratio — the sidewall height is 70% of the width, or roughly 192.5 mm. R18 means radial construction on a 18-inch wheel, giving an approximate overall diameter of 33.2".
The load index 125 means each tire supports up to 3,638 lbs — about 14,552 lbs across a full set of four. The speed symbol R certifies the tire to 106 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.
Price and value
At $147.00 per tire, a full set of four costs $588.00. That is about 39% below the average price of the 105 tires we stock in this size.
Frequently asked questions
What does the tire size 275/70R18 mean?
275 is the section width in millimetres, 70 is the aspect ratio (sidewall height as a percentage of width, about 192.5 mm), and R18 indicates radial construction for a 18-inch wheel. Overall diameter is approximately 33.2 inches.
What are the load and speed ratings of the Ironman All Country CHT LT275/70R18 E?
Its load index of 125 allows up to 3,638 lbs per tire. Its speed rating of R is certified to 106 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.
How much does a set of 4 Ironman All Country CHT LT275/70R18 E tires cost?
A single tire is $147.00 and a set of four is $588.00.
Does the All Country CHT come in other sizes?
Yes — we stock 10 additional All Country CHT sizes besides LT275/70R18 E. Fit only a size approved for your vehicle.