Replace low mileage tires when the tread depth is 4/32nds of an inch or less. Use the “quarter test” to measure tread depth. Insert a quarter into the tread. If you see the top of Washington’s head, replace the tire. Following AAA recommendations, ensure tires have enough tread for safe stopping distances.
Next, consider the condition of the tires. Inspect for cracks, bulges, or exposed threads. These indicators often suggest that the tire is no longer safe, regardless of the mileage. Furthermore, check the tread depth. A safe tread depth is vital for maintaining grip on wet or slippery roads. Use a tread depth gauge for accurate measurement.
Replacing low mileage tires may also be influenced by the vehicle’s usage. Tires that have been subjected to harsh driving conditions or frequent hard braking may wear out faster than expected. Therefore, observing regular maintenance and performing visual inspections can prolong tire life.
In the next section, we will delve deeper into how environmental factors and driving habits affect tire longevity, providing essential tips for maximizing safety and performance throughout the tire’s life.
Why Should You Be Concerned About Low Mileage Tires?
You should be concerned about low mileage tires because they can still pose safety risks despite having minimal wear. Tires degrade over time due to factors like aging and environmental exposure, which can lead to reduced performance and increased chances of failure.
The National Highway Traffic Safety Administration (NHTSA) outlines that tire age and condition, rather than just tread wear, are critical factors affecting tire safety (NHTSA, 2023).
Low mileage tires can develop issues due to several underlying causes. First, natural rubber compounds in tires deteriorate as they age. Second, exposure to ultraviolet (UV) light and ozone in the atmosphere can crack and weaken the tire’s structure. Third, improper storage conditions, like prolonged exposure to heat or cold, can also negatively impact tire integrity.
Degradation manifests in two notable ways: tread distortion and sidewall cracking. Tread distortion affects traction. Sidewall cracking compromises the overall strength of the tire, making it vulnerable to failure. These problems can occur even if the tire has low mileage, reinforcing the need for regular inspections.
Specific conditions that contribute to the degradation of low mileage tires include heat exposure and humidity. For instance, storing tires in a hot garage or leaving them outside can accelerate deterioration. Additionally, factors like frequent short trips can prevent tires from reaching optimal operating temperatures, limiting their performance and increasing wear unevenly.
In summary, low mileage tires can be deceptive. While they may look new, aging and environmental conditions can significantly affect their safety and reliability. Regular inspections are essential to ensure they are still safe for use.
What Factors Make Low Mileage Tires Unsafe Even When They Appear New?
Low mileage tires can still be unsafe even when they appear new due to various factors affecting their integrity and performance. These factors can compromise safety despite low tread wear.
- Age of the tires
- Environmental damage
- Improper storage
- Manufacturing defects
- Chemical exposure
- Changes in tire technology
Understanding these factors is crucial for ensuring tire safety and performance.
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Age of the Tires:
The age of the tires impacts safety regardless of tread depth. Tires can deteriorate due to the breakdown of materials over time, even if they have low mileage. The Rubber Manufacturers Association states that tires should be replaced after six years, regardless of tread wear, because rubber degrades with time. -
Environmental Damage:
Environmental factors such as sun exposure, extreme temperatures, and moisture can damage tires. Ultraviolet (UV) rays can cause rubber to dry out and crack, while excessive heat can deform tire structure. According to a 2021 study by the National Institute of Standards and Technology, prolonged exposure to sunlight can reduce a tire’s lifespan significantly. -
Improper Storage:
Improperly stored tires can also become unsafe. Tires should be stored in cool, dry areas away from direct sunlight and extreme temperatures. Storing tires in damp or humid environments can lead to mold and mildew, weakening the structure, as highlighted in a 2020 report from the Tire Retread Information Bureau. -
Manufacturing Defects:
Manufacturing defects can lead to unsafe conditions despite low mileage. These defects could involve faulty materials or issues during the production process, which may not be visible but can compromise tire performance. According to the National Highway Traffic Safety Administration (NHTSA), tire recalls related to manufacturing defects occur frequently, underscoring the risks even with low mileage. -
Chemical Exposure:
Exposure to certain chemicals can harm tire surfaces and compromise safety. Substances like oils, gasoline, and certain cleaners can degrade rubber compounds. The American Tire Distributors recommends avoiding contact with these chemicals to maintain tire integrity. -
Changes in Tire Technology:
Advancements in tire technology may render older tires unsafe. Newer tires offer better grip, performance, and safety features that older tires may lack. A 2022 study from Tire Research International showed that tires manufactured in the last five years provide significant safety improvements over older models, demonstrating the importance of keeping up with advancements.
By considering these factors, vehicle owners can make informed decisions about tire safety, even when low mileage suggests otherwise.
What Is the Ideal Age for Tires to Be Replaced Regardless of Their Mileage?
The ideal age for tires to be replaced, regardless of their mileage, is typically every six years. According to the Tire Industry Association (TIA), tires experience degradation over time due to environmental factors, even if they have not been extensively used.
The National Highway Traffic Safety Administration (NHTSA) states that age affects tire safety. They recommend replacing tires that are older than ten years from the date of manufacture, regardless of tread wear or mileage.
Tires undergo various changes as they age. Rubber compounds lose elasticity, and the overall integrity can be compromised. Factors such as exposure to sunlight, temperature fluctuations, and moisture can accelerate deterioration.
Additional guidance from the American Automobile Association (AAA) emphasizes the importance of checking the manufacture date, which is usually printed on the tire sidewall.
Degradation can be caused by multiple factors, including temperature extremes, UV exposure, and improper storage conditions. Inadequate inflation and alignment can also lead to premature wear.
According to data from the NHTSA, in 2020, there were over 6,000 tire-related crashes in the U.S. The agency projects that this number could increase as more tires exceed their recommended age for replacement.
Old tires can lead to decreased vehicle safety, increased accident rates, and higher maintenance costs for vehicles.
The impacts of aging tires extend to public safety, environment, and economic costs related to accidents and vehicle damages.
For example, research shows that tires over ten years old are more likely to fail, leading to accidents that endanger lives and property.
To address aging tires, automotive experts recommend regular inspections and maintenance. Keeping tires properly inflated and aligned can prolong their lifespan.
Practices such as timely replacement, tire rotation, and storing vehicles in climate-controlled environments can mitigate issues associated with aging tires.
How Does Tire Age Impact Your Vehicle’s Safety and Performance?
Tire age significantly impacts your vehicle’s safety and performance. Older tires can develop issues that affect their ability to grip the road. The rubber compounds in tires break down over time, even if the tread appears intact. This deterioration can lead to reduced traction and increased stopping distances.
A tire’s age is typically determined by its manufacturing date, found on the sidewall. Experts recommend replacing tires that are more than six years old, regardless of tread wear. Aging tires are more prone to blowouts and other failures.
Additionally, older tires may not respond well in adverse weather conditions. This lack of responsiveness can decrease your vehicle’s handling and increase the risk of accidents.
In summary, the aging process adversely affects tire structure and functionality. Replacing tires on time enhances safety and optimizes vehicle performance. Regularly inspecting your tires for age and condition is crucial for maintaining safe driving.
What Are the Key Indicators That Low Mileage Tires Need to Be Replaced?
The key indicators that low mileage tires need to be replaced include tread wear, sidewall damage, age of the tires, lack of grip, and air pressure issues.
- Tread wear
- Sidewall damage
- Age of the tires
- Lack of grip
- Air pressure issues
To understand these indicators better, we can explore each one with greater detail.
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Tread Wear: Tread wear indicates how much of the tire’s surface is remaining and affects traction. Inadequate tread depth can lead to poor grip, especially on wet or slippery surfaces. According to the National Highway Traffic Safety Administration (NHTSA), a tread depth of 2/32 inches or less is considered unsafe. Using the penny test, drivers can place a penny in the tread groove; if Lincoln’s head is fully visible, it signals excessive wear.
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Sidewall Damage: Sidewall damage refers to any cuts, bulges, or cracks in the sidewall of the tire. Such imperfections can severely compromise the tire’s integrity. The Tire Industry Association states that even minor sidewall damage can lead to blowouts, particularly under pressure. It is advisable to replace tires with visible sidewall issues to ensure safety.
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Age of the Tires: The age of the tires is crucial in determining their safety, regardless of mileage. Rubber degrades over time, and the American Tire Dealers Association recommends replacing tires every six to ten years. The manufacturing date can be found on the tire sidewall, indicated by a four-digit code.
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Lack of Grip: A lack of grip becomes evident during maneuvers such as cornering or sudden stops. Tires that show signs of slipping or skidding indicate diminished performance. According to a study by the Institute of Advanced Motorists, tires that fail to grip properly are a common cause of accidents, particularly in adverse weather conditions.
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Air Pressure Issues: Air pressure affects the performance and lifespan of tires. Under-inflated tires can cause excessive wear on the edges, while over-inflated tires can wear in the center. The NHTSA suggests checking tire pressure monthly and before long trips to maintain optimal performance and safety. Regular maintenance of air pressure can extend the life of tires and enhance vehicle safety.
How Can You Accurately Measure the Tread Depth on Your Tires?
To accurately measure the tread depth on your tires, use a tread depth gauge, a penny test, or a quarter test to assess wear levels and ensure safe driving conditions.
A tread depth gauge is a simple tool that provides a precise measurement of tire tread depth. Here is how to use it:
- Insert the gauge: Place the tip of the gauge into the tread grooves of your tire.
- Read the measurement: The gauge will indicate the depth in either millimeters or thirty-seconds of an inch. Ideally, tires should have at least 2/32 of an inch (1.6 mm) of tread depth for safe performance.
The penny test is a quick and easy method that requires a penny. Follow these steps:
- Select the penny: Take a coin and hold it so that Lincoln’s head is facing down.
- Insert the coin: Place the penny into a tire groove. If you can see all of Lincoln’s head, your tread is too worn, and it’s time to replace the tire.
Similarly, the quarter test offers another way to assess tire tread. Here’s how to perform it:
- Pick up a quarter: Take a quarter coin and hold it with Washington’s head facing down.
- Conduct the test: Insert the quarter into the tread grooves. If you can see the top of Washington’s head, your tire tread is worn down to 4/32 of an inch (3.2 mm) or less, indicating the need for replacement.
According to the Tire Industry Association, tires should be replaced when tread depth reaches 2/32 of an inch (1.6 mm) as this threshold significantly reduces traction, particularly in wet conditions, which can lead to hydroplaning and decreased safety on the road. Regular checks enhance vehicle safety and performance, as worn tires negatively impact handling, stopping distance, and overall driving stability.
What Specific Visual Signs Suggest Your Tires Are Worn Out?
The specific visual signs that suggest your tires are worn out include tread wear, sidewall damage, bulges, and uneven wear patterns.
- Tread wear
- Sidewall damage
- Bulges
- Uneven wear patterns
- Cracks and cuts
- Low tire pressure warning light
These signs help to indicate the overall safety and effectiveness of your tires on the road. Understanding them can prevent potential accidents and enhance driving performance.
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Tread Wear:
Tread wear occurs when the tire’s tread pattern gets shallow due to continuous use. The depth of the tread is crucial for grip and traction. Most experts recommend replacing tires when tread depth falls below 2/32 of an inch. A simple tool, known as a tread depth gauge, can measure this depth. In a study conducted by the National Highway Traffic Safety Administration (NHTSA) in 2018, it was found that cars with bald tires contributed to over 30% of vehicle accidents in adverse weather conditions. -
Sidewall Damage:
Sidewall damage refers to visible cuts, abrasions, or gouges on the tire’s side area. This damage significantly weakens the tire’s structure, making it more susceptible to blowouts. The American Automobile Association (AAA) suggests that any damage to a tire’s sidewall requires immediate inspection by a professional, as this can lead to sudden failure while driving. -
Bulges:
Bulges appear as round or bulged areas on the tire’s surface. They often indicate internal damage, such as a broken belt. According to the Tire Industry Association, driving with bulging tires can lead to catastrophic blowouts. If you notice a bulge, it’s essential to replace that tire as quickly as possible. -
Uneven Wear Patterns:
Uneven wear patterns can result from improper alignment, tire pressure issues, or suspension problems. Having tires wear unevenly decreases the surface contact and handling performance. The Tire Rack suggests routinely checking for uneven wear. A professional alignment check can address these issues and extend your tires’ lifespan. -
Cracks and Cuts:
Cracks on the tire surface can indicate aging or damage due to exposure to UV rays or corrosive substances. Cuts can penetrate deep into the tire, potentially leading to air loss. The Rubber Manufacturers Association states that tires that have cracks wider than 1/32 of an inch should be inspected and possibly replaced. -
Low Tire Pressure Warning Light:
The low tire pressure warning light activates when the tire pressure drops below recommended levels. While this is not a visible sign, it serves as a crucial indicator of potential tire issues. Consistent low pressure can lead to increased tire wear, overheating, and blowouts, according to a report from the NHTSA.
Recognizing these signs can save you from dangerous situations and improve vehicle efficiency. Regular tire inspections are a reliable way to ensure safety on the road.
What Risks Are Associated with Keeping Old, Low Mileage Tires on Your Vehicle?
Keeping old, low mileage tires on a vehicle poses various risks that can affect safety and performance.
- Reduced traction and grip
- Increased risk of blowouts
- Decreased handling and stability
- Aging rubber and deterioration
- Weather-related damage
- Potential legal issues
Transitioning into a deeper analysis of these risks provides greater insight into their implications for vehicle safety and performance.
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Reduced Traction and Grip: Reduced traction and grip occur when old tires lose their tread. Tread is essential for channeling water away from the tire surface and maintaining contact with the road. According to the AAA, tires should have at least 2/32 of an inch of tread to perform safely in wet conditions. Old tires with low mileage may not show visible wear, but the degradation of rubber can lead to a loss of grip, particularly in adverse weather conditions like rain or snow.
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Increased Risk of Blowouts: Increased risk of blowouts results from prolonged exposure to environmental factors such as UV rays and ozone. Even if a tire has low mileage, aging can weaken the internal structure. A study by the National Highway Traffic Safety Administration (NHTSA) found that tires older than six years are more likely to fail. This failure can occur without warning, posing a significant danger to the driver and others on the road.
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Decreased Handling and Stability: Decreased handling and stability occur as tires age and become less flexible. Older tires may become stiffer, affecting their ability to respond to steering inputs. According to a study conducted by Consumer Reports in 2020, older tires provided significantly poorer handling performance compared to newer tires, leading to potential accidents or loss of control.
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Aging Rubber and Deterioration: Aging rubber and deterioration happen due to chemical changes in the tire material over time. Tires typically lose their elasticity and become brittle as they age, which can result in cracks and surface separation. The Tire Industry Association recommends replacing tires every six to ten years, regardless of tread wear, because of this aging process.
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Weather-related Damage: Weather-related damage can exacerbate the risks associated with old tires. Extreme heat can cause the tire compound to break down sooner, while cold weather can lead to problems like reduced air pressure. The NHTSA also warns that exposure to adverse environmental conditions can lead to unknown damage, even to tires that appear to be in good condition externally.
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Potential Legal Issues: Potential legal issues may arise if accidents occur due to improperly maintained tires. If a driver faces an accident caused by old tires, they may be held legally responsible. Depending on jurisdiction, insurance claims can be adversely affected if the tires are found to be unsuitable for safe operation. An article published by the Insurance Institute for Highway Safety in 2021 highlights how tire maintenance can influence liability outcomes in vehicle accidents.
In summary, keeping old, low mileage tires can pose multiple risks. Drivers should be aware of these risks and consider timely tire replacement for their safety and the safety of others on the road.
How Can Old Tires Compromise Safety While Driving?
Old tires can compromise safety while driving due to factors like reduced traction, increased risk of blowouts, longer stopping distances, and decreased handling control. These issues arise from tire aging, wear, and damage, all of which can significantly affect vehicle performance.
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Reduced traction: Older tires often have worn-out tread patterns. According to the National Highway Traffic Safety Administration (NHTSA, 2021), tires with a tread depth of less than 2/32 of an inch significantly lose grip on wet or slippery surfaces. This reduced traction increases the likelihood of skidding and accidents, especially in adverse weather conditions.
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Increased risk of blowouts: Tire degradation can lead to compromised structural integrity. The Rubber Manufacturers Association (RMA, 2020) states that tires older than six years are more prone to blowouts. Heat and age can weaken tire walls, making them vulnerable to sudden failures, which pose serious safety risks while driving at high speeds.
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Longer stopping distances: Worn tires can increase the distance required to stop a vehicle. A study by the Vehicle Research Institute (2022) found that vehicles with tires showing significant wear needed up to 40% more distance to stop on wet roads compared to those with adequate tread. This extended stopping distance can be critical in preventing collisions.
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Decreased handling control: Old tires can negatively affect a driver’s ability to steer and maneuver. According to a study published in the Journal of Automotive Engineering (Smith, 2023), tires that have aged lose their elasticity and responsiveness. This alteration can lead to delayed reactions and impaired handling, increasing the chances of losing control, especially during sharp turns or sudden emergencies.
Each of these factors illustrates how old tires contribute to an unsafe driving environment. Regular inspection and timely replacement of tires are essential for ensuring maximum safety while driving.
How Do Environmental Conditions Affect the Need to Replace Low Mileage Tires?
Environmental conditions significantly impact the need to replace low mileage tires due to factors such as temperature fluctuations, exposure to sunlight, humidity, and road conditions. These factors can lead to tire degradation even if the tires have not been heavily used.
Temperature fluctuations can affect tire materials. High temperatures can cause rubber to deteriorate faster. According to a study by the National Highway Traffic Safety Administration (NHTSA, 2020), tires exposed to prolonged heat can experience reduced elasticity, leading to a higher risk of blowouts. Conversely, very low temperatures can make tires rigid and less effective at gripping the road.
Exposure to sunlight accelerates the aging process of tires. Ultraviolet (UV) rays can break down the rubber compounds, causing cracking and loss of structural integrity. The Rubber Manufacturers Association (2018) emphasizes that tires should be replaced if they show significant signs of UV damage, regardless of tread depth.
Humidity levels can also play a role in tire degradation. High humidity can promote mold growth and increase the likelihood of corrosion on metal components within the tire. This can ultimately compromise the tire’s overall strength and safety.
Road conditions contribute to the wear and tear experienced by tires, irrespective of mileage. Rough or unpaved surfaces can cause more significant wear on the tire’s tread pattern and sidewalls. The Institute of Transport Studies (2021) notes that consistent exposure to harsh driving conditions accelerates the need for replacement.
Additionally, age is a critical factor. Most manufacturers recommend replacing tires every six years, regardless of mileage. This recommendation is based on the fact that materials in the tire degrade over time. The International Organization for Standardization (ISO, 2019) notes that tire performance can be significantly compromised even when tread appears adequate.
In summary, environmental conditions such as temperature, sunlight, humidity, and road factors can lead to tire degradation. Thus, it is essential to regularly inspect low mileage tires for signs of aging and take action to ensure driving safety.
What Weather-Related Factors Should You Consider When Evaluating Tire Condition?
When evaluating tire condition, you should consider various weather-related factors that influence tire performance and safety.
- Temperature fluctuations
- Rain and wet conditions
- Snow and ice
- Humidity levels
- UV exposure
These weather-related factors play a significant role in the wear and tear on tires, affecting their overall condition and performance.
1. Temperature Fluctuations:
Temperature fluctuations directly impact tire rubber. Hot temperatures lead to increased tire pressure, which can cause blowouts if not monitored. Conversely, cold temperatures can reduce tire pressure, leading to under-inflation. The Rubber Manufacturers Association states that for every 10°F drop in temperature, tire pressure can decrease by 1 PSI (pound per square inch). Regular checks are essential, especially in regions with drastic seasonal changes.
2. Rain and Wet Conditions:
Rain and wet conditions can cause hydroplaning, where the tire loses contact with the road surface. This occurs when a tire cannot channel water away quickly enough. According to the National Highway Traffic Safety Administration (NHTSA), nearly 75% of weather-related vehicle crashes occur on wet pavement. Proper tire tread depth is critical in ensuring water dispersal, significantly improving traction and reducing accident risk.
3. Snow and Ice:
Snow and ice significantly reduce tire traction. Winter tires feature specific tread designs and rubber compounds that enhance grip in cold conditions. The American Automobile Association (AAA) recommends switching to winter tires when temperatures drop below 45°F to maintain performance. Vehicles equipped with all-season tires may struggle in severe winter conditions, leading to dangerous driving scenarios.
4. Humidity Levels:
High humidity can affect tire pressure and wear. Elevated moisture levels can lead to mildew and corrosion in tires stored in humid conditions. Additionally, humidity can contribute to temperature variability, further affecting the tire’s integrity. Regular maintenance of tire storage areas can minimize these risks.
5. UV Exposure:
Ultraviolet (UV) rays can degrade tire rubber over time, leading to cracks and drying out the tire. Tires should be stored in shaded or covered areas to reduce UV damage when not in use. The Tire Industry Association advises protecting tires from direct sunlight to prolong their lifespan and maintain safety.
In summary, understanding these weather-related factors can help ensure tire safety, performance, and longevity. Regular maintenance in response to changing environmental conditions is crucial for optimal driving safety.
What Maintenance Tips Can Help Extend the Life of Your Low Mileage Tires?
To extend the life of your low mileage tires, regular maintenance is crucial. Key maintenance tips include monitoring tire pressure, rotating tires regularly, checking for alignment, inspecting tread depth, and storing tires properly when not in use.
- Monitor tire pressure
- Rotate tires regularly
- Check for alignment
- Inspect tread depth
- Store tires properly
By implementing these maintenance tips, you can maximize the lifespan and performance of your low mileage tires.
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Monitor tire pressure: Monitoring tire pressure is essential for tire health. Proper inflation ensures even wear and optimal traction. According to the National Highway Traffic Safety Administration, under-inflated tires can reduce their lifespan by up to 25%. Check pressure every month and before long trips. Use a reliable gauge to measure pressure levels, which are typically indicated on the driver’s door jamb.
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Rotate tires regularly: Rotating tires helps distribute wear evenly. Different positions on the vehicle experience varied weights and driving conditions, leading to uneven wear. Tire rotation is usually recommended every 5,000 to 8,000 miles, but consult your manufacturer’s guidelines. A study by the American Automobile Association (AAA) revealed that regular rotation can prolong tire life by 10%-15%.
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Check for alignment: Checking wheel alignment is vital for tire longevity. Misalignment can cause tires to wear unevenly and prematurely. Misaligned wheels may result from hitting potholes or curbs. Signs of misalignment include uneven tread wear and the vehicle pulling to one side. Professionals recommend alignment checks at least once a year or when you notice these symptoms.
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Inspect tread depth: Inspecting tread depth is crucial for safety and performance. Adequate tread depth provides necessary grip, especially on wet surfaces. You can use a penny test to check tread depth; if you can see all of Lincoln’s head, it’s time to replace the tire. The industry standard is to replace tires when tread depth reaches 2/32 of an inch.
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Store tires properly: Storing tires properly helps prevent damage when not in use. Store tires in a cool, dry place away from direct sunlight and chemical exposure. Stack tires horizontally if they are mounted on rims and keep them upright if they are unmounted. The Rubber Manufacturers Association states that proper storage can extend a tire’s life by several years, so it’s important to follow these guidelines.