Tire Size Guide

325/30R20 Tires

Compare 4 available models across 2 categories, then confirm fitment for your vehicle.

Our Top Pick in 325/30R20
Michelin Pilot Sport Cup 2
Ultra High Performance SummerPerformance

The Michelin Pilot Sport Cup 2 is designed for drivers who prioritize dry grip and handling above all else.

Perfect dry grip score of 10, setting the standard in the ultra-high-performance summer category. Wet grip rating of 9 exceeds the category average of 7.6, offering strong performance in damp conditions. Handling score of 10, reflecting precise and responsive control, ideal for spirited driving.
77Spec score (est.)
Full analysis
3 models

Best Ultra High Performance Summer Tires in 325/30R20

All Ultra High Performance Summer tires

The Michelin Pilot Sport Cup 2 is designed for drivers who prioritize dry grip and handling above all else.

  • Perfect dry grip score of 10, setting the standard in the ultra-high-performance summer category.
  • Wet grip rating of 9 exceeds the category average of 7.6, offering strong performance in damp conditions.

The 30,000-mile treadwear warranty may not justify the cost for those seeking longevity over peak performance.

Treadwear 180Traction AA
Spec score77estimated
Details

The Toyo Proxes R888R is built for those who crave the ultimate in dry grip and handling, scoring a perfect 10 in both areas.

  • Perfect dry grip score of 10, significantly above the ultra-high performance summer category average of 8.7.
  • Handling also scores a perfect 10, making it ideal for drivers who prioritize precision and responsiveness.

Poor wet grip performance makes it unsuitable for drivers who frequently encounter rainy conditions.

Spec scoreestimated
Details
Pirelli P Zero PZ4 SportPerformance3PMSF Snow

The Pirelli P Zero PZ4 Sport is an excellent choice for drivers who prioritize dry grip and handling.

  • Top dry grip and handling scores of 10, surpassing the category average of 8.7, making it ideal for spirited driving.
  • Treadwear warranty of 60,000 miles is significantly higher than the category average of 37,754 miles, offering more longevity.

Wet grip performance is below average, making it less suitable for those needing confidence in rainy conditions.

Spec scoreestimated
Details
1 model

Best Max Performance Summer Tires in 325/30R20

All Max Performance Summer tires

The Toyo Tire Proxes RR stands out for its perfect dry grip and handling scores, making it a prime choice for drivers focused on dry performance.

  • Perfect dry grip and handling scores of 10, outperforming the category average dry grip of 8.7.
  • Treadwear warranty of 50,000 miles is above the category average of 37,754 miles, offering extended usability.

Wet grip performance is subpar compared to competitors, which may be a concern for those driving in frequent rain.

Spec scoreestimated
Details
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Popular Brands in 325/30R20

Size decoded

What 325/30R20 Means

325/30R20 designates a tire 325 mm (12.8") wide with a sidewall 30% as tall as it is wide — about 98 mm (3.8") — mounted on a 20-inch wheel. That works out to an overall diameter of roughly 27.7", a circumference of about 87.0", and approximately 729 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

98 mm

Sidewall height

27.7"

Overall diameter

87.0"

Circumference

729

Revs per mile

Of the 4 325/30R20 tire models we track, the most common category is ultra high performance summer (3 models), followed by max performance summer (1) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 325/30R20 mean?
325/30R20 breaks down as follows: 325mm is the tire's section width (the widest point), 30 is the aspect ratio (sidewall height as a percentage of width), R means radial construction, and 20 is the wheel diameter in inches.
What vehicles use 325/30R20 tires?
325/30R20 is a standard tire size found on many trucks, SUVs, and crossovers. Use our vehicle search to confirm your exact fitment.
How tall is a 325/30R20 tire?
A 325/30R20 tire has a sidewall height of about 98 mm (3.8") and an overall diameter of roughly 27.7", turning approximately 729 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

325/30R20 Research Guides

Confirm 325/30R20 fits your vehicle

Wheel size can vary by trim and option package. Enter your year, make, model, and trim to verify fitment before you order.

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