Dry Performance Comfort Wet Performance Treadwear Handling

Summary


We spent several hours reading reviews from experts and tire owners. In summary, this is what people think about Cooper Discoverer A/T3. You can agree or disagree with these conclusions by voting for or against any item:

Reasons to buy

A few drivers mentioned that they were impressed by the smooth and quiet ride provided by that tire.
Some drivers mentioned the fact that those tires ensured confident snow and ice handling.
The drivers appreciated very good quality and a great price.
Most drivers appreciated the tire’s performance in dry and wet conditions.

Reasons not to buy

The drivers were disappointed with ice, snow and rain performance of this tire.
One disappointed driver complained about the tires' awful noise.


Description


The Discoverer A/T3 is an all-season, all-terrain tire designed to perform well on the highway and off for drivers of SUVs and light duty trucks.

  • Excellent highway performance
  • Excellent wet traction
  • Improved treadwear and traction in rocky and gravel terrain

Detailed Information


Type and Size
Tire Model
Cooper Discoverer A/T3
Car Type
Light Truck / SUV
Season
All Season
Rim Diameter
13 / 15 / 16 / 17 / 18 / 20 "
Width
105 / 115 / 125 / 215 / 225 / 235 / 245 / 255 / 265 / 275 / 285 / 295 / 305 / 315 / 325 mm
Aspect Ratio
31 / 32 / 33 / 50 / 55 / 60 / 65 / 70 / 75 / 80 / 85 %
Construction
Bias / Radial
Special Features
Runflat
No
Mud and Snow
No
Extra Load
Optional
Speed and Load
Speed Index
R (max 106 mph) ... T (max 118 mph)
Load Index (max load for a tire)
 

Cooper Discoverer A/T3 Sizes & Specifications


Rim Model Size Index Features
R13 275/65 R13 116T 275/65 R13 116T
R15 30x9.5 R15 LT 104R 30x9.5 R15 LT 104R
R15 31x10.5 R15 LT 109R 31x10.5 R15 LT 109R
R15 33x12.5 R15 LT 108R 33x12.5 R15 LT 108R
R15 105/31 R15 109R 105/31 R15 109R
R15 115/32 R15 113R 115/32 R15 113R
R15 125/33 R15 108R 125/33 R15 108R
R15 225/70 R15 100T 225/70 R15 100T
R15 235/75 R15 101R 235/75 R15 101R
R15 235/75 R15 104R 235/75 R15 104R
R15 235/75 R15 105T 235/75 R15 105T
R15 235/75 R15 105T 235/75 R15 105T
R15 235/75 R15 109T 235/75 R15 109T
R15 235/75 R15 109T 235/75 R15 109T
R15 255/70 R15 108T 255/70 R15 108T
R15 265/60 R15 110T 265/60 R15 110T
R15 265/70 R15 112T 265/70 R15 112T
R15 265/75 R15 112T 265/75 R15 112T
R16 215/70 R16 100T 215/70 R16 100T
R16 215/85 R16 115R 215/85 R16 115R
R16 225/70 R16 103T 225/70 R16 103T
R16 225/70 R16 103T 225/70 R16 103T
B16 225/75 B16 104T 225/75 B16 104T
R16 225/75 R16 104T 225/75 R16 104T
R16 225/75 R16 104T 225/75 R16 104T
R16 225/75 R16 112R 225/75 R16 112R
R16 225/75 R16 115R 225/75 R16 115R
R16 235/70 R16 106T 235/70 R16 106T
R16 235/70 R16 106T 235/70 R16 106T
R16 235/75 R16 108T 235/75 R16 108T
R16 235/75 R16 108T 235/75 R16 108T
R16 235/85 R16 120R 235/85 R16 120R
B16 245/70 B16 107T 245/70 B16 107T
R16 245/70 R16 107T 245/70 R16 107T
R16 245/70 R16 111T 245/70 R16 111T
R16 245/70 R16 115R 245/70 R16 115R
R16 245/70 R16 118R 245/70 R16 118R
R16 245/75 R16 108R 245/75 R16 108R
R16 245/75 R16 111T 245/75 R16 111T
R16 245/75 R16 116R 245/75 R16 116R
R16 245/75 R16 116R 245/75 R16 116R
R16 245/75 R16 120R 245/75 R16 120R
R16 245/75 R16 120R 245/75 R16 120R
R16 255/70 R16 104R 255/70 R16 104R
R16 255/70 R16 108R 255/70 R16 108R
R16 255/70 R16 111T 255/70 R16 111T
R16 265/70 R16 112T 265/70 R16 112T
R16 265/70 R16 118R 265/70 R16 118R
R16 265/70 R16 121R 265/70 R16 121R
R16 265/75 R16 112R 265/75 R16 112R
R16 265/75 R16 116T 265/75 R16 116T
R16 265/75 R16 120R 265/75 R16 120R
R16 265/75 R16 123R 265/75 R16 123R
R16 285/75 R16 126R 285/75 R16 126R
R16 295/75 R16 125R 295/75 R16 125R
R16 305/70 R16 121R 305/70 R16 121R
R16 305/70 R16 121R 305/70 R16 121R
R16 305/70 R16 124R 305/70 R16 124R
R16 315/75 R16 127R 315/75 R16 127R
R17 37x12.5 R17 LT 124R 37x12.5 R17 LT 124R
R17 225/75 R17 113R 225/75 R17 113R
R17 225/75 R17 116R 225/75 R17 116R
R17 235/55 R17 99T 235/55 R17 99T
R17 235/60 R17 102T 235/60 R17 102T
R17 235/65 R17 104T 235/65 R17 104T
R17 235/65 R17 104T 235/65 R17 104T
B17 235/70 B17 111T 235/70 B17 111T
R17 235/70 R17 111T 235/70 R17 111T
R17 235/70 R17 111T XL 235/70 R17 111T XL
R17 235/75 R17 109T 235/75 R17 109T
R17 235/80 R17 120R 235/80 R17 120R
R17 245/65 R17 107T 245/65 R17 107T
R17 245/65 R17 107T 245/65 R17 107T
B17 245/70 B17 110T 245/70 B17 110T
R17 245/70 R17 110T 245/70 R17 110T
R17 245/70 R17 119S 245/70 R17 119S
R17 245/75 R17 121S 245/75 R17 121S
R17 255/65 R17 110T 255/65 R17 110T
R17 255/70 R17 112T 255/70 R17 112T
R17 255/75 R17 115T 255/75 R17 115T
R17 265/65 R17 112T 265/65 R17 112T
R17 265/65 R17 117R 265/65 R17 117R
R17 265/65 R17 120R 265/65 R17 120R
R17 265/70 R17 112S 265/70 R17 112S
R17 265/70 R17 115T 265/70 R17 115T
R17 265/70 R17 118S 265/70 R17 118S
R17 265/70 R17 118S 265/70 R17 118S
R17 265/70 R17 121S 265/70 R17 121S
R17 275/65 R17 121S 275/65 R17 121S
R17 275/70 R17 114S 275/70 R17 114S
R17 275/70 R17 118R 275/70 R17 118R
R17 275/70 R17 118R 275/70 R17 118R
R17 275/70 R17 121R 275/70 R17 121R
R17 285/65 R17 121S 285/65 R17 121S
R17 285/70 R17 116T 285/70 R17 116T
R17 285/70 R17 121S 285/70 R17 121S
R17 285/75 R17 118S 285/75 R17 118S
R17 295/70 R17 121R 295/70 R17 121R
R17 305/70 R17 121R 305/70 R17 121R
R17 315/70 R17 121S 315/70 R17 121S
R18 35x12.5 R18 LT 123R 35x12.5 R18 LT 123R
R18 255/70 R18 113T 255/70 R18 113T
R18 265/60 R18 110T 265/60 R18 110T
R18 265/60 R18 119S 265/60 R18 119S
R18 265/65 R18 114T 265/65 R18 114T
R18 265/65 R18 122R 265/65 R18 122R
R18 265/70 R18 116T 265/70 R18 116T
R18 265/70 R18 124S 265/70 R18 124S
R18 275/65 R18 113S 275/65 R18 113S
R18 275/65 R18 116T 275/65 R18 116T
R18 275/65 R18 123S 275/65 R18 123S
R18 275/70 R18 125S 275/70 R18 125S
R18 285/65 R18 122S 285/65 R18 122S
R18 285/65 R18 125S 285/65 R18 125S
R18 285/75 R18 129S 285/75 R18 129S
R18 295/70 R18 129S 295/70 R18 129S
R18 305/65 R18 124S 305/65 R18 124S
R18 325/60 R18 124R 325/60 R18 124R
R18 325/65 R18 127R 325/65 R18 127R
R20 35x12.5 R20 LT 121R 35x12.5 R20 LT 121R
R20 265/50 R20 107T 265/50 R20 107T
R20 265/60 R20 121R 265/60 R20 121R
R20 275/55 R20 117T 275/55 R20 117T
R20 275/60 R20 115T 275/60 R20 115T
R20 275/65 R20 126S 275/65 R20 126S
R20 285/55 R20 122R 285/55 R20 122R
R20 285/55 R20 122R 285/55 R20 122R
R20 285/60 R20 125S 285/60 R20 125S
R20 295/60 R20 126S 295/60 R20 126S
R20 305/55 R20 118S 305/55 R20 118S
R20 305/55 R20 121S 305/55 R20 121S
R20 325/60 R20 126R 325/60 R20 126R

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Questions and Answers

  • Apr 01, 2019

    SA4x4: All-Terrain Tire Test R17

    1. 241.84 General Grabber AT3
      Traction (Sand) Incline Traction Gravel Acceleration (Traction)
    2. 241.58 Goodyear Wrangler All-Terrain Adventure
      Traction (Sand) Incline Traction
    3. 240.15 Continental ContiCrossContact AT
      Braking (Gravel Surface) Incline Traction Gravel Acceleration (Traction)
    4. 238.41 Bridgestone Dueler A/T D694
      Incline Traction
    5. 237.87 Michelin LTX A/T 2
      Incline Traction
    6. 237.72 Dunlop Grandtrek AT3
      Braking (Gravel Surface) Braking (Tarred Surface) Incline Traction
    7. 237.31 Dunlop Grandtrek AT3G
      Traction (Sand) Braking (Tarred Surface) Incline Traction
    8. 235.41 Firestone Destination A/T
      Braking (Gravel Surface) Incline Traction Gravel Acceleration (Traction) Braking (Tarred Surface)
    9. 234.6 GT Radial Adventuro AT3
      Traction (Sand) Braking (Gravel Surface)
    10. 234.52 Velocity Raptor A/T
      Braking (Gravel Surface) Incline Traction Braking (Tarred Surface)
    11. 232.46 BFGoodrich All-Terrain T/A KO2
      Braking (Gravel Surface) Braking (Tarred Surface) Incline Traction
    12. 232.41 Nexen Roadian AT Pro RA8
      Gravel Acceleration (Traction) Braking (Gravel Surface) Traction (Sand)
    13. 232.28 Cooper Discoverer A/T3
      Braking (Tarred Surface) Incline Traction
    14. 232.2 Hankook Dynapro AT-m RF10
      Braking (Tarred Surface) Incline Traction
    15. 230.39 Pirelli Scorpion ATR
      Gravel Acceleration (Traction) Traction (Sand) Incline Traction
    16. 230.15 Yokohama Geolandar A/T G015
      Braking (Gravel Surface) Gravel Acceleration (Traction) Incline Traction
    17. 226.22 Kumho Road Venture AT51
      Braking (Tarred Surface) Braking (Gravel Surface) Traction (Sand) Gravel Acceleration (Traction) Incline Traction
  • Aug 05, 2018

    TireRack.com: Best in On-/Off-Road All-Terrain

    1. 100 BFGoodrich All-Terrain T/A KO2
      Off-Road Performance Wet Performance Dry Performance Comfort Winter / Snow Performance
    2. 100 Continental TerrainContact A/T
      Dry Performance Noise Wet Performance Comfort Treadwear Winter / Snow Performance
    3. 99 Goodyear Wrangler TrailRunner AT
      Off-Road Performance Wet Performance Dry Performance Winter / Snow Performance Treadwear
    4. 98 Kumho Road Venture AT51
      Off-Road Performance Wet Performance Dry Performance Value Winter / Snow Performance
    5. 97 Firestone Destination A/T
      Treadwear Wet Performance Dry Performance Comfort
    6. 97 Yokohama Geolandar A/T G015
      Treadwear Wet Performance Dry Performance Comfort
    7. 95 Cooper Discoverer A/T3
      Off-Road Performance Wet Performance Dry Performance Comfort Treadwear
    8. 95 General Grabber AT 2
      Off-Road Performance Wet Performance Dry Performance Comfort
    9. 95 Goodyear Wrangler SilentArmor
      Wet Performance Dry Performance Noise Winter / Snow Performance
    10. 93 BFGoodrich All Terrain T/A KO
      Off-Road Performance Treadwear Dry Performance
    11. 93 Michelin LTX A/T 2
      Treadwear Wet Performance Dry Performance Comfort
    12. 91 Yokohama Geolandar A/T-S G012
      Wet Performance Dry Performance
    13. 90 Bridgestone Dueler A/T RH-S
      Treadwear Dry Performance
    14. 90 Bridgestone Dueler A/T Revo 2
      Wet Performance Dry Performance Noise
    15. 90 Goodyear Wrangler All-Terrain Adventure
      Dry Performance Comfort Noise
  • Sep 13, 2016

    COOPER DISCOVERER AT/3 TIRE REVIEW (SHOULD I BUY THEM?)

    HELLO RIM LION UNIVERSE, SO I TODAY I DID A OFF CAR REVIEW OF THESE COOPER DISCOVERER AT/3/ THE TIRE SIZE WAS P265/70/17 SO THIS TIRES ARE CONSIDERED AN ALL TERRAIN TIRE, WHICH MEANS THEY ARE GOOD FOR MUD, SNOW, DIRT WET & DRY. IT IS M+S RATED.

  • Jul 10, 2016

    Cooper Discoverer AT3 Review

    Two year review of Cooper Discoverer A/T3 tires on snow and hills

  • Jan 22, 2014

    Cooper Discoverer A/T3 Tire Review

    The SimpleTire Team Reviews the Cooper Discoverer A/T3 tire and gives a 1-5 star rating. Learn about the best features as well as some drawbacks for this tire.

  • Nov 03, 2012

    Cooper Discoverer AT3

    After a lot of research and looking at alot of Tires I chose the coopers, this video is about first impressions with hopefully follow up videos with more reviews of the tires in different conditions.The tires are Cooper Discoverer AT3 on a 2005 Chevy Trailblazer, size 245/65/17 and the tires new have 13/32nds tread.

  • Jun 28, 2011

    Cooper Discoverer A/T3 - Everyday Drivers

    We push product testing boundaries to ensure our products surpass expectations for your all-traction and all-terrain needs. Check out the real opinions of everyday drivers about the performance of Cooper Discoverer A/T3™ Light Truck and SUV tires.

  • Jun 15, 2011

    Introducing the Cooper Discoverer A/T3

    Introducing the all new Cooper Discoverer A/T3 tires. We started with our proven, all-terrain Discoverer technology. And surpassed it in every facet of performance: Improving cut-and-chip resistance, wet and dry traction, and even treadwear. The result is an incredible all-traction, all-terrain, all-the-time tire for your SUV or Light Truck as you go on life's road trips.