Discoverer HT3
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Specifications
| Size | LT265/70R17 E Discoverer HT3 |
|---|---|
| Width | 265 mm |
| Aspect ratio | 70 |
| Rim diameter | R17 |
| Load index | 121/118 |
| Speed rating | S |
| Ply rating | 10 |
| Season | All-Season |
|---|---|
| Treadwear warranty | 50,000 miles |
| Tread depth | 14.5/32" |
| Weight | 47.32 lbs |
| Max pressure | 80 psi |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the Cooper Discoverer HT3
All-Season Commercial Light Truck/Van Highway Rib tire.
Features
* Four wide circumferential grooves combined with a silica compound* Continuous shoulder ribs* 3D micro-gauge™ siping* Tread design that repels stone and debris* M+S Rated* Free 45-Day Test Drive* 50,000 Mile Treadwear Protection Warranty
Benefits
* Provides better wet traction and handling* Provides superior resistance to irregular wear for longer life and a quieter ride* Helps maintain wet traction and stability* For greater traction
Understanding the LT265/70R17 E size
In the size code 265/70R17, 265 is the section width in millimetres (about 10.4"). 70 is the aspect ratio — the sidewall height is 70% of the width, or roughly 185.5 mm. R17 means radial construction on a 17-inch wheel, giving an approximate overall diameter of 31.6".
The load index 121 means each tire supports up to 3,197 lbs — about 12,788 lbs across a full set of four. The speed symbol S certifies the tire to 112 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.
What the Cooper Discoverer HT3 is built for
The Cooper Discoverer HT3 is an all-season tire, balancing dry grip, wet traction and tread life across spring, summer and autumn conditions. It carries an M+S (mud and snow) marking for light winter service. It is classified for highway terrain(h/t) use.
Price and value
At $202.49 per tire, a full set of four costs $809.96. That is about 9% above the average of the 219 tires we stock in this size, reflecting its position in the range. Backed by a 50,000-mile treadwear warranty, that works out to roughly $16.20 per 1,000 miles across the set.
Frequently asked questions
What does the tire size 265/70R17 mean?
265 is the section width in millimetres, 70 is the aspect ratio (sidewall height as a percentage of width, about 185.5 mm), and R17 indicates radial construction for a 17-inch wheel. Overall diameter is approximately 31.6 inches.
What are the load and speed ratings of the Cooper Discoverer HT3 LT265/70R17 E?
Its load index of 121 allows up to 3,197 lbs per tire. Its speed rating of S is certified to 112 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 Cooper Discoverer HT3 LT265/70R17 E tires cost?
A single tire is $202.49 and a set of four is $809.96, covered by a 50,000-mile treadwear warranty.
Does the Discoverer HT3 come in other sizes?
Yes — we stock 17 additional Discoverer HT3 sizes besides LT265/70R17 E. Fit only a size approved for your vehicle.