Neutral/Universal tire treadwear ratings

300–399 (1)
400–499 (1)

Quick answer: NHTSA's UTQG data lists 2 Neutral/Universal tire lines. The highest median treadwear grade is 400 (DARK HORSE II-65); the lowest is 360 (N7000). Treadwear is a relative grade, not a mileage promise.

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Rank	Line	Treadwear	Range	Percentile*	Traction	Temp.	Records
1	DARK HORSE II-65	400Treadwear	400	42	Traction A	Temp A	5
2	N7000	360Treadwear	360	35	Traction AA	Temp A	30

*Percentile = share of all 3,023 lines with a lower median treadwear. Only lines with a linked name have their own page so far; more are added in stages.

Source: NHTSA tire ratings API, 2026-10-25. Methodology.

Guides that explain these numbers

What does a tire treadwear rating mean?UTQG basics
Treadwear rating vs. mileage warrantyTreadwear vs. mileage
How to find the longest-lasting tires for your sizeChoosing

Last updated: 2026-10-25 · Data: NHTSA tire ratings (UTQG) API, pulled 2026-10-25. 7,628 records.