Subaru Ascent Lug Nut Size & Torque Specs

Subaru Ascent Lug Nut Size & Torque Specs

Welcome to the world of the Subaru Ascent, a remarkable SUV that combines power, comfort, and adventure in one impressive package. With its spacious interior, advanced safety features, and off-road capabilities, the Ascent has quickly become a favorite among families and outdoor enthusiasts alike.

Why Wheel Nut Torque Matters

  • Ensuring Safety: Properly torqued lug nuts are crucial for maintaining the safety of your vehicle. When lug nuts are not tightened to the recommended torque, it can lead to wheel loosening, vibrations, and even accidents on the road.
  • Preventing Damage: Over-tightening or under-tightening lug nuts can cause damage to the wheel studs, brake rotors, and other components. By following the manufacturer’s recommended torque specifications, you can prevent unnecessary wear and tear on your Subaru Ascent.
  • Optimizing Performance: Correctly torqued lug nuts help maintain the integrity of the wheel and tire assembly, ensuring optimal performance and handling. This is particularly important for off-road adventures where the Ascent truly shines.
  • Preserving Warranty: Neglecting proper wheel nut torque can potentially void your vehicle’s warranty. By adhering to the specified torque values, you can avoid any warranty-related complications and enjoy peace of mind.

Now that we understand the significance of wheel nut torque, let’s delve deeper into the specific lug nut size and torque specifications for the Subaru Ascent. By following these recommendations, you can ensure the safety, longevity, and performance of your vehicle.

Lug Nut Sizes for Subaru Ascent: A Comprehensive Guide

When it comes to the Subaru Ascent, it’s important to have the right lug nut size to ensure a secure fit and proper wheel installation. The lug nut size can vary depending on the trim level, engine type, and even the model year. Let’s explore the lug nut sizes for different trims and engines of the Subaru Ascent:

Lug Nut Sizes for Different Trims and Engines

Subaru Ascent Lug Nut Sizes by Trim and Engine
Trim Level Engine Type Lug Nut Size
Base 2.4L Turbocharged Boxer 4-Cylinder 12mm x 1.25
Premium 2.4L Turbocharged Boxer 4-Cylinder 12mm x 1.25
Limited 2.4L Turbocharged Boxer 4-Cylinder 12mm x 1.25
Touring 2.4L Turbocharged Boxer 4-Cylinder 12mm x 1.25

It’s important to note that the lug nut size for all trims of the Subaru Ascent remains consistent, with a diameter of 12mm and a thread pitch of 1.25.

Lug Nut Sizes by Generation

As the Subaru Ascent has evolved over the years, it’s worth considering the lug nut sizes specific to each generation. Here’s a breakdown of the lug nut sizes for different model years:

Subaru Ascent Lug Nut Sizes by Generation
Generation Lug Nut Size
2019 12mm x 1.25
2020 12mm x 1.25
2021 12mm x 1.25
2022 12mm x 1.25

Regardless of the model year, the lug nut size for the Subaru Ascent remains consistent, ensuring compatibility and ease of maintenance.

Subaru Ascent Lug Nut Size & Torque Specs

Lug Nut Torque Specifications for Subaru Ascent

Now that we know the lug nut sizes, it’s equally important to understand the recommended torque specifications for proper installation. Here are the lug nut torque specifications for different generations of the Subaru Ascent:

Subaru Ascent Lug Nut Torque Specifications
Generation Torque (ft/lbs) Torque (Nm)
2019 89-108 ft/lbs 120-147 Nm
2020 89-108 ft/lbs 120-147 Nm
2021 89-108 ft/lbs 120-147 Nm
2022 89-108 ft/lbs 120-147 Nm

It’s crucial to follow the manufacturer’s recommended torque specifications to ensure proper wheel installation and prevent any potential issues.

With this comprehensive guide to lug nut sizes and torque specifications for the Subaru Ascent, you can confidently maintain and care for your vehicle, ensuring safety, performance, and longevity.

Practical Recommendations for Lug Nut Torque on Subaru Ascent

1. Follow Manufacturer’s Specifications

Always refer to the Subaru Ascent owner’s manual or consult with a certified Subaru technician to ensure you are using the correct lug nut torque specifications for your specific trim level and model year. This will help maintain the safety and performance of your vehicle.

2. Use a Torque Wrench

Invest in a reliable torque wrench to accurately tighten lug nuts to the recommended torque values. This will help prevent over-tightening or under-tightening, which can lead to wheel damage or loosening.

3. Check Lug Nut Torque Regularly

Make it a habit to periodically check the lug nut torque on your Subaru Ascent, especially after tire rotations or any maintenance involving the wheels. This will ensure that the lug nuts remain properly tightened and secure.

4. Avoid Impact Tools

Avoid using impact tools, such as impact wrenches or pneumatic tools, to tighten lug nuts. These tools can easily over-torque the lug nuts, leading to potential damage. Stick to using a torque wrench for precise and controlled tightening.

5. Consider Using Anti-Seize Compound

Applying a thin layer of anti-seize compound to the lug nut threads can help prevent corrosion and make future wheel removal easier. However, be cautious not to apply the compound to the lug nut seating surface, as it may affect torque accuracy.

6. Seek Professional Assistance

If you are unsure about the lug nut torque specifications or encounter any issues while performing maintenance on your Subaru Ascent, it is always recommended to seek professional assistance from a certified Subaru technician. They have the expertise to ensure proper lug nut torque and overall vehicle safety.

7. Educate Others

Share your knowledge about the importance of lug nut torque with fellow Subaru Ascent owners and enthusiasts. By spreading awareness, you can contribute to safer driving experiences and help prevent potential accidents caused by improperly torqued lug nuts.

By following these practical recommendations, you can maintain the safety, performance, and longevity of your Subaru Ascent, ensuring a smooth and enjoyable driving experience for years to come.


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