82 30
What people think:
Treadwear Dry Performance Wet Performance Comfort Handling Snow/Ice Performance
What we think:
CoreScore 82:
  • Participation of the tire models in professional tire tests and their test scores.
  • Consumer reviews on the top tire selling websites.
    We gather such data as the numbers of reviews and the ultimate score of the tire model on numerous tire-related websites such as amazon, tirerack, oponeo, simpletire, market.yandex, tyrereviews, and others.
  • Reviews written by the visitors to our website tiresvote.com.

Value, max: 100

Popularity of the model 30:
  • Year of manufacture.
  • The premium brand factor .
  • The number of video reviews of the tire on youtube.com .
  • The number of news items about the model .
  • The number of times the tire was involved in professional tire tests.
  • The fact of the tire being on the bestseller lists on such reputed websites as amazon, tirerack, oponeo, simpletire, and others.
  • The number of tire types and sizes .

Value, max: unlimited
Value, average: 27

Key Facts

  • Year Released: 2015
  • Regions for sale: North America, Central & South America, Europe, Russia+, East Asia, Southeast Asia, Middle East, South Africa, Oceania
Sold By


We spent several hours reading reviews from experts and tire owners. In summary, this is what people think about Cooper Discoverer STT PRO. You can agree with these conclusions by voting for any item:

Reasons to buy vote if agree

– The owner was happy with the tire’s excellent traction in snow.
– Many drivers said that these tires were quiet.
– The car owners said that the tires were good in the mud and sand.
– Many drivers mentioned that this tire ensured good grip in snow.

Reasons not to buy

– One driver complained that the tires were wearing out too fast.
– An unhappy car owner wrote that the tires were loud.

— Links to resources with reviews to which we referred.
— Add your comment if you have any notes or objections.

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Tire Rank :: Cooper Discoverer STT PRO

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Cooper Discoverer STT PRO


The Discoverer STT PRO is the most extreme all-season, off-road tire Cooper offers to date, providing remarkable off-road performance without sacrificing on-road traction.

  • Tread design helps to prevent stone retention
  • Armor Tek3 Construction for added tire durability
  • The shoulder of the tire was designed with soft surface "cleats" and mud "scoops"

Detailed Information

Type and Size
Tire Model
Cooper / Discoverer STT PRO
Car Type
All Season
Rim Diameter
15 / 16 / 17 / 18 / 20 / 22 "
215 / 225 / 235 / 245 / 255 / 265 / 275 / 285 / 295 / 305 / 315 / 325 mm
Aspect Ratio
50 / 55 / 60 / 65 / 70 / 75 / 85 %
Special Features
Mud and Snow
Extra Load
Speed and Load
Speed Index
K (max 68 mph) ... Q (max 100 mph)
Load Index (max load for a tire)

Cooper / Discoverer STT PRO Sizes & Specifications

Rim Model Size Index Features Price
R15 30x9.5 R15 LT 104Q 30x9.5 R15 LT 104Q
R15 33x12.5 R15 LT 108Q 33x12.5 R15 LT 108Q
R15 31x10.5 R15 LT 109Q 31x10.5 R15 LT 109Q
R15 35x12.5 R15 LT 113Q 35x12.5 R15 LT 113Q
R16 215/85 R16 112Q 215/85 R16 112Q
R16 215/85 R16 115/112Q 215/85 R16 115/112Q
R16 215/85 R16 115Q 215/85 R16 115Q
R16 225/75 R16 112Q 225/75 R16 112Q
R16 225/75 R16 115/112Q 225/75 R16 115/112Q
R16 225/75 R16 115Q 225/75 R16 115Q
R16 235/85 R16 116Q 235/85 R16 116Q
R16 235/85 R16 120/116Q 235/85 R16 120/116Q
R16 235/85 R16 120Q 235/85 R16 120Q
R16 245/75 R16 116Q 245/75 R16 116Q
R16 245/75 R16 120/116Q 245/75 R16 120/116Q
R16 245/75 R16 120Q 245/75 R16 120Q
R16 265/75 R16 120Q 265/75 R16 120Q
R16 265/75 R16 123/120K 265/75 R16 123/120K
R16 265/75 R16 123/120Q 265/75 R16 123/120Q
R16 265/75 R16 123K 265/75 R16 123K
R16 285/75 R16 123Q 285/75 R16 123Q
R16 285/75 R16 126/123K 285/75 R16 126/123K
R16 285/75 R16 126/123Q 285/75 R16 126/123Q
R16 285/75 R16 126K 285/75 R16 126K
R16 305/70 R16 121Q 305/70 R16 121Q
R16 305/70 R16 124/121K 305/70 R16 124/121K
R16 305/70 R16 124/121Q 305/70 R16 124/121Q
R16 315/75 R16 124Q 315/75 R16 124Q
R16 315/75 R16 127/124K 315/75 R16 127/124K
R16 315/75 R16 127/124Q 315/75 R16 127/124Q
R16 315/75 R16 127K 315/75 R16 127K
R17 255/75 R17 108Q 255/75 R17 108Q
R17 255/75 R17 111/108Q 255/75 R17 111/108Q
R17 255/75 R17 111Q 255/75 R17 111Q
R17 265/70 R17 118Q 265/70 R17 118Q
R17 265/70 R17 121/118Q 265/70 R17 121/118Q
R17 265/70 R17 121Q 265/70 R17 121Q
R17 285/70 R17 118Q 285/70 R17 118Q
R17 285/70 R17 121/118Q 285/70 R17 121/118Q
R17 285/70 R17 121Q 285/70 R17 121Q
R17 295/70 R17 118Q 295/70 R17 118Q
R17 295/70 R17 121/118Q 295/70 R17 121/118Q
R17 305/65 R17 118Q 305/65 R17 118Q
R17 305/65 R17 121/118Q 305/65 R17 121/118Q
R17 315/70 R17 118Q 315/70 R17 118Q
R17 315/70 R17 121/118Q 315/70 R17 121/118Q
R17 40x13.5 R17 LT 121Q 40x13.5 R17 LT 121Q
R17 37x12.5 R17 LT 124Q 37x12.5 R17 LT 124Q
R18 275/65 R18 120Q 275/65 R18 120Q
R18 275/65 R18 123/120K 275/65 R18 123/120K
R18 275/65 R18 123/120Q 275/65 R18 123/120Q
R18 275/65 R18 123K 275/65 R18 123K
R18 275/70 R18 122P 275/70 R18 122P
R18 275/70 R18 125/122K 275/70 R18 125/122K
R18 275/70 R18 125/122P 275/70 R18 125/122P
R18 275/70 R18 125K 275/70 R18 125K
R18 285/65 R18 122Q 285/65 R18 122Q
R18 285/65 R18 125/122Q 285/65 R18 125/122Q
R18 295/70 R18 126P 295/70 R18 126P
R18 295/70 R18 129P 295/70 R18 129P
R18 305/60 R18 118Q 305/60 R18 118Q
R18 305/60 R18 121/118Q 305/60 R18 121/118Q
R18 305/70 R18 123Q 305/70 R18 123Q
R18 305/70 R18 126/123K 305/70 R18 126/123K
R18 305/70 R18 126/123Q 305/70 R18 126/123Q
R18 325/65 R18 124Q 325/65 R18 124Q
R18 325/65 R18 127/124Q 325/65 R18 127/124Q
R18 37x13.5 R18 LT 124Q 37x13.5 R18 LT 124Q
R18 38x15.5 R18 LT 128Q 38x15.5 R18 LT 128Q
R20 275/65 R20 121/118Q 275/65 R20 121/118Q
R20 275/65 R20 121Q 275/65 R20 121Q
R20 275/65 R20 123Q 275/65 R20 123Q
R20 275/65 R20 126/123Q 275/65 R20 126/123Q
R20 295/55 R20 120P 295/55 R20 120P
R20 295/55 R20 123/120Q 295/55 R20 123/120Q
R20 295/60 R20 123Q 295/60 R20 123Q
R20 295/60 R20 126/123Q 295/60 R20 126/123Q
R20 295/65 R20 126Q 295/65 R20 126Q
R20 295/65 R20 129/126K 295/65 R20 129/126K
R20 295/65 R20 129/126Q 295/65 R20 129/126Q
R20 305/55 R20 118Q 305/55 R20 118Q
R20 305/55 R20 121/118Q 305/55 R20 121/118Q
R20 305/55 R20 121Q 305/55 R20 121Q
R20 35x12.5 R20 LT 121 35x12.5 R20 LT 121
R20 35x12.5 R20 LT 121Q 35x12.5 R20 LT 121Q
R20 35x13.5 R20 LT 122Q 35x13.5 R20 LT 122Q
R20 38x13.5 R20 LT 123Q 38x13.5 R20 LT 123Q
R20 37x12.5 R20 LT 126Q 37x12.5 R20 LT 126Q
R20 37x13.5 R20 LT 127Q 37x13.5 R20 LT 127Q
R20 38x15.5 R20 LT 128Q 38x15.5 R20 LT 128Q
R22 325/50 R22 122Q 325/50 R22 122Q
R22 35x12.5 R22 LT 117Q 35x12.5 R22 LT 117Q
R22 37x13.5 R22 LT 123Q 37x13.5 R22 LT 123Q

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