Tire Size Guide

285/40R17 Tires

Compare 5 available models across 1 categories, then confirm fitment for your vehicle.

Our Top Pick in 285/40R17
Nitto NT555 G2
Ultra High Performance SummerPerformance

The Nitto NT555 G2 is a strong choice for drivers who prioritize dry and wet grip, with perfect scores in both dry grip and handling, and a wet grip rating of 9 that exceeds the category average.

Perfect dry grip score of 10, significantly above the category average of 8.7, ideal for spirited driving. Wet grip rating of 9 outpaces the ultra-high-performance summer average of 7.6, enhancing safety in wet conditions. Handling score of 10 ensures precise and responsive driving dynamics, a standout feature in this category.
80Spec score (est.)
Full analysis
5 models

Best Ultra High Performance Summer Tires in 285/40R17

All Ultra High Performance Summer tires
Nitto NT555 G2Performance

The Nitto NT555 G2 is a strong choice for drivers who prioritize dry and wet grip, with perfect scores in both dry grip and handling, and a wet grip rating of 9 that exceeds the category average.

  • Perfect dry grip score of 10, significantly above the category average of 8.7, ideal for spirited driving.
  • Wet grip rating of 9 outpaces the ultra-high-performance summer average of 7.6, enhancing safety in wet conditions.

Lack of a treadwear warranty could deter buyers looking for a guaranteed lifespan, especially when competitors offer one.

Treadwear 320Traction AA
Spec score80estimated
Details

The ContiSportContact 5 is a solid choice for drivers who prioritize grip above all else.

  • Dry grip score of 9 matches the highest in the ultra-high-performance summer category, making it a strong choice for spirited driving.
  • Wet grip rating of 9 significantly exceeds the category average of 7.6, offering reliable performance in wet conditions.

The lower treadwear rating of 280 suggests a shorter lifespan compared to alternatives like the Michelin Pilot Sport 4S, which may impact long-term value.

30,000 mi warrantyTreadwear 280Traction AA
Spec score69estimated
Details

The Michelin Pilot Sport 4 is a solid choice for drivers who prioritize dry grip and handling in their ultra-high-performance summer tires.

  • Dry grip score of 9, surpassing the category average of 8.7, makes it a strong choice for spirited driving.
  • Handling score of 9 aligns with top performance expectations in this segment, providing responsive cornering.

Wet grip performance lags behind the category average, which could be a dealbreaker for those in rainy climates.

20,000 mi warrantyTreadwear 320Traction A
Spec score61estimated
Details

The Westlake SA07 Sport is a compelling option for those who prioritize dry grip and handling above all else — both scoring a perfect 10, which is rare in the ultra-high performance summer category.

  • Dry grip and handling both score a perfect 10, setting a high bar in the ultra-high performance summer category.
  • Treadwear warranty of 45,000 miles significantly exceeds the category average of 37,791 miles, suggesting a longer lifespan.

Wet grip performance lags behind some key competitors, making it less ideal for wet climates.

45,000 mi warrantyTreadwear 300
Spec score56estimated
Details
Show 1 more ultra high performance summer option
Continental Extreme Contact Sport 02

30,000 mi warranty · Treadwear 300

51
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Popular Brands in 285/40R17

Size decoded

What 285/40R17 Means

285/40R17 designates a tire 285 mm (11.2") wide with a sidewall 40% as tall as it is wide — about 114 mm (4.5") — mounted on a 17-inch wheel. That works out to an overall diameter of roughly 26.0", a circumference of about 81.6", and approximately 776 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

114 mm

Sidewall height

26.0"

Overall diameter

81.6"

Circumference

776

Revs per mile

Of the 5 285/40R17 tire models we track, the most common category is ultra high performance summer (5 models) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 285/40R17 mean?
285/40R17 breaks down as follows: 285mm is the tire's section width (the widest point), 40 is the aspect ratio (sidewall height as a percentage of width), R means radial construction, and 17 is the wheel diameter in inches.
What vehicles use 285/40R17 tires?
285/40R17 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 285/40R17 tire?
A 285/40R17 tire has a sidewall height of about 114 mm (4.5") and an overall diameter of roughly 26.0", turning approximately 776 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

285/40R17 Research Guides

Confirm 285/40R17 fits your vehicle

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