Monday, July 22, 2024

Cooper Discoverer AT3 4S Review: Excellent Performance on All-Terrain


The Cooper Discoverer AT3 4S Review is the perfect place to be for 4×4 or SUV owners that need a quality tire. It is one of the series of AT3, and the all-terrain tire delivers the proper performance you need for a great driving experience.

The tire is the choice of most drivers who love to drive through a different season without changing tires due to climate changes. The design and some unique attributes make the tire an excellent choice for stability and balance all through different seasons.

The Cooper Discoverer AT3 4S fits perfectly into cars of different types, and despite its has excellent performance off-road, you can’t be less impressed with its performance on dry road and wet road surfaces.

There is more to what the tire has to offer, and we will share some of the features you need to know with you.

Features of Cooper Discoverer AT3 4S Tire

The tire features contribute to the build-up, and they are the reason the tire can be considered one of the best premium tires.

Cooper Discoverer AT3 4S Tire

Cooper Discoverer At3 4S

Best On-/Off-Road All-Terrain Tire

  • Delivers great off-road performance
  • A good option for dry and wet roads
  • Quality handling and braking
  • It helps to offer stability and balance all through the season

Snow Groove Technology

One of your primary concerns could be If the tire can perform excellently on snowy surfaces, and we are glad to let you know it is one of those that excels on all fronts.

The tire boasts of patented saw-tooth technology that plays a significant role in dealing with snow. The groove traps snows in the tread to deliver the right level of grip and traction on snow for an excellent performance.

The groove design ensures that that tire doesn’t slip or tilt every time you find yourself on a snow surface, but it gives the balance and stability you need for excellent driving performance.

Aqua Vac Channels

The Cooper Discoverer AT3 4S tire performance on a wet surface is never questionable and thanks to the Aqua vac channels. The channel plays a significant role in improving hydroplaning resistance.

Due to this, you can confidently move the tire on any wet surfaces as it gets all that it needs to deliver smooth handling and braking on wet road surfaces.

Tread Pattern and Design

The tire that comes with handling off-road challenges does come with a rugged tread pattern or design. The Cooper Discoverer AT3 4S tire has a unique five-rib all-terrain pattern that helps handle any road challenges.

It helps with delivering off-road capabilities, and it provides excellent traction on wet and dry surfaces. The tread design and pattern are the secrets to the tire’s responsiveness, and it makes it a perfect tire for consideration.

Zigzag Sipes

One of the features that make the tire an excellent choice for drivers is the micro-gauge zigzag sipe of the tire. It comes with this tire, and it helps provide adequate stability and control that every driver needs for excellent driving performance.

Also, the sipe helps in reducing stone retention in the tire, thereby reducing the chance of puncture and damages. It creates excellent biting edges, which helps in delivering quality traction on dry and wet surfaces.

Cooper Discoverer AT3 4S Pros and Cons


  • Delivers great off-road performance
  • A good option for dry and wet roads
  • Quality handling and braking
  • It helps to offer stability and balance all through the season


  • It is not the quiet type

How does Cooper Discoverer AT3 4S perform on a wet surface?

The Cooper Discoverer AT3 4S performs admirably on wet surfaces, making it a strong contender for all-season use. Its performance on wet roads can be summed up in a few key points:

Excellent Traction: The tire’s innovative tread pattern and silica-based compound are designed to effectively disperse water and provide strong traction even in wet conditions. This means you can confidently navigate through rainy days without fearing loss of control.

Reduced Risk of Hydroplaning: The Cooper Discoverer AT3 4S is engineered with wide circumferential grooves and lateral notches that work together to disperse water away from the tire’s contact patch. This feature significantly reduces the risk of hydroplaning, ensuring your safety on wet roads.

Enhanced Wet-Weather Handling: The tire’s design, including its deep grooves and biting edges, contributes to improved handling in wet conditions. It maintains stability and responsiveness, even when the road is slick with rain.

All-Season Performance: What makes this tire particularly impressive is its all-season capability. It performs well not only on wet roads but also in a variety of weather conditions, including snow and slush. So, you can rely on it year-round to keep you safe in different driving scenarios.

In summary, the Cooper Discoverer AT3 4S’s performance on wet surfaces is a definite strong suit, offering drivers a reliable and secure driving experience when the rain starts to pour.

How does Cooper Discoverer AT3 4S perform on the dry road?

The Cooper Discoverer AT3 4S demonstrates strong performance on dry roads, making it a well-rounded tire for various driving conditions. Here’s how it excels in dry road situations:

Optimal Traction: The tire’s unique tread pattern, which includes aggressive tread blocks and a silica-based compound, provides excellent grip on dry surfaces. This ensures you can confidently navigate straightaways and corners without worrying about losing traction.

Responsive Handling: The Cooper Discoverer AT3 4S offers precise and responsive handling on dry roads. Its sturdy construction and tread design contribute to stability and control, making your driving experience smooth and enjoyable.

Enhanced Durability: The tire’s robust construction and durable tread compound are designed to withstand the rigors of dry road conditions. This means it can handle the high temperatures and abrasion often associated with driving on dry pavement, contributing to a longer tread life.

All-Season Versatility: While designed for all-terrain use, this tire’s performance on dry roads is particularly noteworthy. Its ability to excel in both wet and dry conditions, in addition to snow and off-road environments, makes it a versatile choice for those who encounter diverse weather and road conditions throughout the year.

In summary, the Cooper Discoverer AT3 4S offers strong performance on dry roads, providing traction, handling, and durability, making it a well-rounded and dependable tire for various driving scenarios.

How will Cooper Discoverer AT3 4S perform in Snow and Winter Conditions?

The Cooper Discoverer AT3 4S is engineered to excel in snow and winter conditions, making it a reliable choice for those who face challenging weather during the colder months. Here’s how this tire performs in snow and winter conditions:

Snow Groove Technology: One of the standout features of this tire is its Snow Groove technology. It includes specially designed grooves and serrated edges that enhance traction on snow and slush-covered roads. These grooves help the tire maintain grip and stability when winter weather strikes.

Silica-Based Compound: The tire’s silica-based compound remains flexible even in cold temperatures. This is crucial for maintaining traction on icy or snowy surfaces, ensuring that the tire can effectively grip the road when conditions are less than ideal.

Optimized Siping: The tire’s tread pattern includes optimized siping, which creates additional biting edges. These sipes further enhance the tire’s ability to bite into snow and provide better traction.

Severe Snow Symbol: The Cooper Discoverer AT3 4S carries the Three-Peak Mountain Snowflake (3PMSF) symbol, indicating that it meets the required performance standards for snow traction. This symbol is an assurance of its winter suitability.

Confident Handling: Despite challenging winter conditions, this tire offers confident handling and control. Drivers can feel secure on snowy and icy roads, knowing that their tires will help them stay on course.

All-Season Versatility: While excelling in snow and winter conditions, the Cooper Discoverer AT3 4S is still a year-round tire, making it a convenient choice for regions with variable weather throughout the year.

In summary, the Cooper Discoverer AT3 4S is designed to perform exceptionally well in snow and winter conditions, providing drivers with the grip and control they need to safely navigate through challenging weather, including snow, slush, and icy roads.

Is the Cooper Discoverer AT3 4S suitable for off-road driving?

Yes, the Cooper Discoverer AT3 4S is suitable for off-road driving, and it’s designed to handle a variety of off-road terrains and conditions. Here’s how this tire performs off-road:

Rugged Tread Design: The tire features an aggressive tread pattern with deep, interlocking tread blocks. This design enhances traction on various off-road surfaces, including gravel, dirt, mud, and rocky terrain. The tire’s robust construction and sidewall design add durability, allowing it to withstand the rigors of off-road adventures.

Off-Road Durability: The Cooper Discoverer AT3 4S is built to endure the challenges of off-road driving. The tire’s reinforced shoulder and sidewall areas provide added protection against cuts, punctures, and abrasions, which are common hazards when venturing off the beaten path.

Off-Road Comfort: Despite its off-road capabilities, the Cooper Discoverer AT3 4S offers a relatively comfortable ride. It maintains good stability and control, ensuring that your off-road adventures are not only exciting but also enjoyable.

Versatility: This tire is versatile, making it suitable for a range of off-road conditions. Whether you’re exploring trails, venturing into remote areas, or tackling light to moderate off-road challenges, the Cooper Discoverer AT3 4S is up to the task.

In summary, the Cooper Discoverer AT3 4S is a well-rounded tire that can handle off-road driving with ease. Its robust construction, rugged tread design, and off-road durability make it a solid choice for those who want to explore off-the-beaten-path destinations and still maintain reliable performance.

How Cooper Discoverer AT3 4S perform on a muddy road?

The Cooper Discoverer AT3 4S performs admirably on muddy roads, making it a dependable option for off-road enthusiasts and those who frequently encounter muddy conditions. Here’s how this tire handles muddy terrain:

Aggressive Tread Pattern: The tire’s aggressive tread pattern, with deep and interlocking tread blocks, is highly effective at evacuating mud and providing substantial traction. The open channels between the tread blocks help prevent mud from getting trapped, ensuring the tire maintains its grip.

Self-Cleaning Abilities: The tread design is engineered to be self-cleaning, meaning that as the tire rotates, it sheds mud and debris, keeping the tread pattern clear and maintaining optimal traction. This feature is crucial for preventing loss of grip in muddy conditions.

Enhanced Sidewalls: The Cooper Discoverer AT3 4S is equipped with reinforced sidewalls that add extra protection against sharp rocks and other off-road hazards often encountered in muddy terrain. This design minimizes the risk of punctures or damage to the tire.

Traction and Control: The tire offers strong traction and control on muddy roads, allowing you to confidently navigate through challenging terrain. It bites into the mud, providing stability and preventing slippage, even in adverse conditions.

In summary, the Cooper Discoverer AT3 4S is well-suited for muddy road conditions. Its aggressive tread pattern, self-cleaning abilities, and durable construction make it an excellent choice for off-road adventures, especially when dealing with muddy and challenging terrain.

Cooper Discoverer AT3 4S Treadwear Warranty

Indeed, the Cooper Discoverer AT3 4S comes with a treadwear warranty of up to 65,000 miles, which is quite impressive. This warranty provides peace of mind to drivers, assuring them that the tire’s tread will last for a substantial number of miles before needing replacement.

Keep in mind that the actual mileage a tire lasts can be influenced by factors such as driving habits, road conditions, and regular maintenance.

Nonetheless, with this generous treadwear warranty, you can expect your Cooper Discoverer AT3 4S tires to serve you well for an extended period, making it a cost-effective choice for your vehicle.

What are the maintenance indicators of Cooper Discoverer AT3 4S?

The Cooper Discoverer AT3 4S tires are designed with built-in maintenance indicators to help you monitor their condition and ensure optimal performance and safety. These indicators are essential for keeping your tires in excellent shape. Here’s what you need to know about the maintenance indicators:

Wear Indicator Bars: These are small rubber bars that are strategically placed within the tire’s tread grooves. They’re typically at a level with the minimum allowable tread depth. When the tread wears down to the point where it’s even with these bars, it’s a clear sign that your tire is reaching the end of its service life and needs to be replaced. This is a crucial safety feature, as tires with low tread depth can be more prone to hydroplaning and reduced traction.

Rotation Indicators: Some Cooper tires, including the Discoverer AT3 4S, feature rotation indicators in the form of arrows or the word “Rotation” on the sidewall. These indicators help you keep track of tire rotations. It’s essential to rotate your tires regularly to promote even wear and extend their lifespan. When you see these rotation indicators, it’s a reminder to schedule a tire rotation.

Sidewall Markings: The tire’s sidewall typically includes important information about the tire, including its size, load rating, speed rating, and more. This information is useful for ensuring you have the right tires for your vehicle and its specifications.

It’s essential to pay attention to these maintenance indicators to maximize the longevity and safety of your Cooper Discoverer AT3 4S tires. Regular maintenance, including checking tire pressure, alignment, and monitoring these indicators, will help ensure that your tires continue to perform at their best.

Is the Cooper Discoverer AT3 4S a run-flat tire?

No, the Cooper Discoverer AT3 4S is not a run-flat tire. Run-flat tires are designed with reinforced sidewalls that allow you to continue driving for a limited distance even after a puncture or loss of air pressure. In contrast, the Cooper Discoverer AT3 4S is a standard all-terrain tire designed for optimal performance on a variety of surfaces but does not include run-flat technology.

If you’re looking for run-flat capabilities, you would need to consider a different tire model explicitly designed and labeled as a run-flat tire.

How is the road noise and comfort performance of Cooper Discoverer AT3 4S?

The road noise and comfort performance of the Cooper Discoverer AT3 4S are essential aspects to consider, as they directly impact the quality of your driving experience. Here’s what you can expect in terms of road noise and comfort:

Road Noise: The Cooper Discoverer AT3 4S is known for its strong and robust off-road and all-terrain capabilities, but it’s important to note that these features can influence road noise to some extent. While it’s not the quietest tire on the market, many drivers find that the road noise is manageable and acceptable, especially when driving at moderate speeds.

At highway speeds, you may notice a slightly higher level of road noise compared to standard passenger tires. This is due to the tire’s more aggressive tread pattern, which provides excellent off-road and all-terrain performance but may result in a bit more noise. If a whisper-quiet ride is your top priority, you might want to consider touring or highway tires designed for low road noise.

Comfort: In terms of comfort, the Cooper Discoverer AT3 4S offers a relatively smooth and stable ride. Its construction and design provide good shock absorption and handling, making it a comfortable choice for everyday driving and off-road adventures. While it’s not as plush as some premium touring tires, it strikes a reasonable balance between comfort and performance.

It’s essential to remember that comfort can be subjective, and personal preferences can vary. Some drivers may prioritize off-road capabilities and are willing to accept a slightly firmer ride for the benefits of superior traction and durability.

In summary, the Cooper Discoverer AT3 4S offers a reasonable compromise between road noise and comfort, making it a solid choice for those who want a versatile tire that can handle a wide range of driving conditions without sacrificing too much in terms of comfort.

Cooper Discoverer AT3 4S Price

The price range for the Cooper Discoverer AT3 4S tires, ranging from $148.00 to $334.00, offers a variety of options to fit different budgets and vehicle types. Here’s what you can expect from this pricing range:

$148.00 – $199.00: Tires in this price range are typically for smaller vehicles, such as compact cars and sedans. They provide an economical choice for those seeking reliable all-terrain tires without breaking the bank.

$200.00 – $249.00: In this mid-range price category, you’ll find options that can fit a broader spectrum of vehicles, including SUVs and light trucks. These tires offer a balance between performance and cost.

$250.00 – $334.00: Tires in the upper price range typically cater to larger vehicles like trucks and SUVs. They may offer premium features, enhanced performance, and greater durability, making them a suitable choice for more rugged and demanding driving conditions.

Keep in mind that tire prices can vary based on factors such as tire size, brand, and the specific retailer you choose. Additionally, investing in high-quality tires is essential for your safety and vehicle performance, so consider your specific needs and driving conditions when selecting the right Cooper Discoverer AT3 4S tires for your vehicle.

Cooper Discoverer AT3 4S Video Review

Videos created by Duster Trails

Cooper Discoverer AT3 4S Video Review

Frequently Asked Questions for Cooper Discoverer AT3 4S

Are AT3 4S tires good?

The Cooper Discoverer AT3 4S tires are a great all-terrain option for the stock overland vehicle. “I love the smell of new tires. I usually place them in my bedroom for a night or two before mounting them onto my vehicle.”

What is the difference between Cooper AT3 and AT3 4S?

The Discoverer AT3 4S is designed for workday commutes and weekend adventure, while the Discoverer AT3 LT is for medium-to-heavy duty work pickups and the Discoverer AT3 XLT complements customized trucks with superior visual appeal while offering off-road capability.

Are Cooper Discoverer AT3 4S good in snow?

The AT3 4S leverages the same aggressive tread design attributes that help with snow traction to deliver legitimate off-road performance. The Secure-Grip five-rib, all-terrain pattern is at home in dirt, mud, sand, rock or gravel. The zigzag sipes also work against stone retention in the tread.

Is the Cooper Discoverer AT3 a good tire?

Mavis Discount Tire has received 32 tire reviews for the Cooper Discoverer AT3 LT. This tire has received a 4 out of 5 Star rating with 94% of the respondents saying they would buy again. Dry Traction and Wet Traction received the highest marks and total mileage that as been reviewed is 172,659.


The Cooper Discoverer AT3 4S Review reveals in detail all that you’ve got to know about this top-quality AT3 series tire.

In conclusion, the Cooper Discoverer AT3 4S is a tire that checks a multitude of boxes, offering a compelling package of performance, versatility, and value. Whether you’re navigating urban streets, challenging off-road terrain, or facing adverse weather conditions, this tire rises to the occasion.

With remarkable on-road stability, dependable off-road capabilities, and the ability to conquer snowy and wet roads, it proves its mettle in various scenarios. While road noise may be slightly higher at highway speeds, the overall balance between performance and comfort makes it an excellent choice.

Moreover, the Cooper Discoverer AT3 4S boasts a substantial 65,000-mile treadwear warranty, underlining its durability and value proposition.

For those who seek a tire that can handle the diverse demands of everyday driving and off-road adventures without breaking the bank, the Cooper Discoverer AT3 4S emerges as a reliable and cost-effective option.

So, whether you’re a daily commuter, an off-road enthusiast, or someone who simply craves all-terrain confidence, this tire stands ready to tread new paths with you.


The Tire Reviews Team
The Tire Reviews Team
Rev up your knowledge with The Tire Reviews, your one-stop pit stop for swift and concise tire reviews. We cut through the noise, delivering the lowdown on treads that matter. Whether you're chasing performance or seeking a smooth commute, join us as we navigate the world of tires.

Read more

Related Article