Jeep Grand Cherokee Performance Tire Fitment Guide: Fitting 275/65r18 and 285/70r17 Tires for Trail Confidence

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The Jeep Grand Cherokee is renowned for its off-road capabilities and on-road comfort. One of the key aspects of enhancing its performance is selecting the right tires. This guide focuses on fitting 275/65R18 and 285/70R17 tires to ensure your Jeep delivers the best performance in various terrains.

Understanding Tire Specifications

Before diving into fitment, it’s crucial to understand what the tire specifications mean. The numbers represent the tire’s width, aspect ratio, and diameter.

  • 275/65R18: 275 mm width, 65% aspect ratio, and 18-inch diameter.
  • 285/70R17: 285 mm width, 70% aspect ratio, and 17-inch diameter.

Benefits of Upgrading Tires

Upgrading to larger tires can significantly enhance your Jeep’s performance. Here are some benefits:

  • Improved traction on various terrains.
  • Enhanced ground clearance.
  • Better handling and stability.
  • Increased load-carrying capacity.

Fitting 275/65R18 Tires

The 275/65R18 tire size is a popular choice among Jeep Grand Cherokee owners. Here’s what you need to know about fitting these tires:

  • Compatibility: Ensure your Jeep is compatible with this tire size by checking the owner’s manual.
  • Wheel Well Clearance: Check for any potential rubbing against the wheel wells during turns or when fully loaded.
  • Suspension Modifications: Depending on your Jeep’s suspension setup, you may need to make adjustments to accommodate these tires.

When selecting 275/65R18 tires, consider reputable brands known for their durability and performance:

  • Goodyear Wrangler Duratrac
  • Michelin LTX A/T2
  • BFG All-Terrain T/A KO2

Fitting 285/70R17 Tires

The 285/70R17 tire size offers a different performance profile. Here’s what to consider when fitting these tires:

  • Compatibility: Verify that your Jeep can accommodate this tire size without modifications.
  • Wheel Well Clearance: Similar to the 275/65R18, check for any rubbing issues.
  • Suspension Setup: Larger tires may require suspension upgrades for optimal performance.

For the 285/70R17 tires, consider these trusted brands:

  • Cooper Discoverer AT3
  • Falken Wildpeak AT3W
  • General Grabber ATX

Installation Tips

Proper installation is crucial for tire performance and safety. Follow these tips for a successful installation:

  • Use a professional installer for mounting and balancing.
  • Check tire pressure after installation and regularly thereafter.
  • Inspect for any signs of uneven wear after the first few hundred miles.

Maintaining Your Tires

Once your new tires are installed, maintenance is key to ensuring longevity and performance:

  • Regularly check tire pressure.
  • Rotate tires every 5,000 to 7,500 miles.
  • Inspect tread depth and replace tires when necessary.

Conclusion

Fitting the right tires to your Jeep Grand Cherokee can enhance its off-road capabilities and overall performance. Whether you choose 275/65R18 or 285/70R17 tires, ensure compatibility and proper installation for the best results. Enjoy your adventures with confidence!