Tire Size Guide

285/40R23 Tires

Compare 7 available models across 4 categories, then confirm fitment for your vehicle.

Our Top Pick in 285/40R23
Pirelli P Zero (PZ4)
Ultra High Performance SummerPerformance

The Pirelli P Zero (PZ4) is well-suited for drivers who prioritize wet grip in their ultra high performance summer tires.

Wet grip score of 9 exceeds the ultra high performance summer category average of 7.6, making it a strong performer in rainy conditions. Dry grip and handling both score 8, which aligns well with the category's focus on performance driving. Comfort and noise scores match the category averages, ensuring a balanced ride for an ultra high performance tire.
76Spec score (est.)
Full analysis
3 models

Best Ultra High Performance Summer Tires in 285/40R23

All Ultra High Performance Summer tires

The Pirelli P Zero (PZ4) is well-suited for drivers who prioritize wet grip in their ultra high performance summer tires.

  • Wet grip score of 9 exceeds the ultra high performance summer category average of 7.6, making it a strong performer in rainy conditions.
  • Dry grip and handling both score 8, which aligns well with the category's focus on performance driving.

The lack of a treadwear warranty could be a concern for buyers looking for a guaranteed lifespan from their performance tires.

Treadwear 320Traction AA
Spec score76estimated
Details

The Michelin Pilot Sport 4S is a standout choice for drivers who prioritize dry and wet grip above all else.

  • Dry grip score of 10 leads the ultra high performance summer category, ideal for spirited driving.
  • Wet grip score of 9 significantly exceeds the category average of 7.6, enhancing safety in wet conditions.

The 30,000-mile treadwear warranty may fall short for drivers who cover extensive distances annually.

30,000 mi warrantyTreadwear 300Traction AA
Spec score69estimated
Details

The Michelin Pilot Sport All Season 4 is a strong contender for drivers who prioritize grip and longevity in an ultra-high-performance summer tire.

  • Dry grip rating of 9 matches the best in the ultra-high-performance summer category, making it ideal for spirited driving.
  • Wet grip score of 9 exceeds the category average of 7.6, providing confidence in rainy conditions.

If comfort is a top priority, consider alternatives with higher comfort scores like the Pirelli P Zero (PZ4).

45,000 mi warrantyTreadwear 540Traction A
Spec score68estimated
Details
2 models

Best Touring All-Season Tires in 285/40R23

All Touring All-Season tires

The Pirelli Scorpion MS is a solid choice for those who need a reliable all-terrain tire with a strong focus on treadlife and dry grip.

  • Off-road traction is supported by a 7.5 treadlife score and a 60,000-mile warranty, which is above the category average of 55,717 miles.
  • Dry grip rating of 7 exceeds the category average of 6.6, offering solid performance on paved surfaces.

Lacks the 3PMSF certification, making it less suitable for drivers who need a tire for severe winter conditions.

Treadwear 500Traction A
Spec score73estimated
Details

The Michelin Primacy A/S is a solid choice for drivers who value dry grip and handling in a touring all-season tire.

  • Treadlife warranty of 55,000 miles is a solid offering, though it trails the category average of 64,578 miles.
  • Dry grip score of 8.5 surpasses the category average of 7.8, making it a strong performer in dry conditions.

The treadwear rating of 540 suggests a shorter lifespan compared to other touring all-season tires, impacting long-term value.

45,000 mi warrantyTreadwear 540Traction A
Spec score68estimated
Details
1 model

Best All-Terrain Tires in 285/40R23

All All-Terrain tires

The Pirelli Scorpion Zero All Season is a solid choice for those who need a durable all-terrain tire with a focus on treadlife and handling.

  • Off-road traction is supported by a robust tread pattern and a UTQG treadwear rating of 500, promising durability.
  • Treadwear warranty of 60,000 miles exceeds the category average of 55,717 miles, offering longer coverage than many competitors.

If severe winter performance is a priority, the lack of 3PMSF certification means this tire might not meet your needs.

Treadwear 500Traction A
Spec score73estimated
Details
1 model

Best Winter Tires in 285/40R23

All Winter tires

The Pirelli Scorpion Winter 2 is best suited for drivers who prioritize treadlife and dry road performance in a winter tire.

  • Snow traction score of 8 meets the winter category average, ensuring reliable performance in snowy conditions.
  • Dry grip and handling both score 8.5, significantly above the category averages of 7.1, making it a strong performer on dry winter roads.

Lack of specific ice traction data might be a concern for those in areas with frequent icy conditions.

Traction NONE
Spec scoreestimated
Details
Fitment

Vehicles Using 285/40R23

+ 5 more vehicles use this size

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Popular Brands in 285/40R23

Size decoded

What 285/40R23 Means

285/40R23 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 23-inch wheel. That works out to an overall diameter of roughly 32.0", a circumference of about 100.5", and approximately 631 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

114 mm

Sidewall height

32.0"

Overall diameter

100.5"

Circumference

631

Revs per mile

Of the 7 285/40R23 tire models we track, the most common category is ultra high performance summer (3 models), followed by touring all-season (2) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 285/40R23 mean?
285/40R23 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 23 is the wheel diameter in inches.
What vehicles use 285/40R23 tires?
285/40R23 is a common fitment for vehicles like the 2025 Land Rover Range Rover Sport, 2025 Mercedes-Benz GLS580, 2025 Land Rover Range Rover, 2025 Mercedes-Benz GLS600 and others. Always confirm your specific trim's fitment before purchasing.
How tall is a 285/40R23 tire?
A 285/40R23 tire has a sidewall height of about 114 mm (4.5") and an overall diameter of roughly 32.0", turning approximately 631 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

285/40R23 Research Guides

Confirm 285/40R23 fits your vehicle

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