Discoverer STT PRO
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Specifications
| Size | LT295/60R20 E Discoverer STT Pro |
|---|---|
| Width | 295 mm |
| Aspect ratio | 60 |
| Rim diameter | R20 |
| Load index | 126/123 |
| Speed rating | Q |
| Ply rating | 10 |
| Season | All-Season |
|---|---|
| Tread depth | 19.5/32" |
| Weight | 66.89 lbs |
| Max pressure | 80 psi |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the Cooper Discoverer STT PRO
All-Season All-Terrain Passenger Light Truck tire.
Features
* 3-2 inner tread ribs* Alternating shoulder lugs* Mud Slingers™ 2.0 offer deep, wide trenches with additional notches* Stone Armor™ Technology* Earth Diggers™ Technology* Armor Tek3® construction* Rock Climber Sidewall™ Technology* M+S Rated* Standard Limited Warranty
Benefits
* Unique hybrid 3-2 tread pattern reduces noise and increases stability* Enhance traction in mud and soft surfaces* Continuously clear thick mud from the tire* Protects the tire from damage caused by sharp rock and debris* With large shoulder scoops and lugs, digs deeper into mud, sand or dirt* Provides incredible tread and sidewall durability on tough terrain* “Climber cleats” and flex grooves that grip jagged rock and power through mud
Understanding the LT295/60R20 E size
In the size code 295/60R20, 295 is the section width in millimetres (about 11.6"). 60 is the aspect ratio — the sidewall height is 60% of the width, or roughly 177 mm. R20 means radial construction on a 20-inch wheel, giving an approximate overall diameter of 33.9".
The load index 126 means each tire supports up to 3,748 lbs — about 14,992 lbs across a full set of four. The speed symbol Q certifies the tire to 99 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 STT PRO is built for
The Cooper Discoverer STT PRO 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 all-terrain (a/t) use.
Price and value
At $367.49 per tire, a full set of four costs $1469.96. That sits close to the average for the 41 tires we stock in this size.
Frequently asked questions
What does the tire size 295/60R20 mean?
295 is the section width in millimetres, 60 is the aspect ratio (sidewall height as a percentage of width, about 177 mm), and R20 indicates radial construction for a 20-inch wheel. Overall diameter is approximately 33.9 inches.
What are the load and speed ratings of the Cooper Discoverer STT PRO LT295/60R20 E?
Its load index of 126 allows up to 3,748 lbs per tire. Its speed rating of Q is certified to 99 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 STT PRO LT295/60R20 E tires cost?
A single tire is $367.49 and a set of four is $1469.96.
Does the Discoverer STT PRO come in other sizes?
Yes — we stock 42 additional Discoverer STT PRO sizes besides LT295/60R20 E. Fit only a size approved for your vehicle.