Sumitomo HTR Z II All Season Passenger
The racing-inspired Sumitomo HTR Z II is an ultra-high-performance (UHP) tire that features an innovative chevron-shaped directional tread pattern for commanding grip in wet or dry conditions. The HTR Z II is designed for low road noise and sure-footed handling thanks to its optimized footprint and sticky tread formulation. Features & Benefits Designed for use in warmer weather conditions; should not be used when temeperatures are consistently below 45 degrees Fahrenheit Innovative directional tread pattern drains water from the tread to reduce the risk of hydroplaning on wet roads Computer optimized design reduces road noises and vibrations for a quiet, comfortable ride Sticky tread formulation improves grip for sharp handling in wet or dry weather
NHTSA-reported issues for Sumitomo Sumitomo HTR Z II All Season Passenger
Top issue category: Tires (General)
Most reported: Tires (General) (45) · Tread / Belt (16) · Sidewall (11) · Valve (8) · Bead (4)
Complaints are voluntarily submitted to the NHTSA Office of Defects Investigation and are not verified by NHTSA — they represent owner-reported problems, not proven defects. Counts can be useful as a relative quality signal across comparable tires or vehicles.
Specs
| Brand | Sumitomo |
|---|---|
| Model | Sumitomo HTR Z II All Season Passenger |
| Season | winter |
| Type | truck-suv |
| UTQG treadwear | N/A |
| UTQG traction | N/A |
| UTQG temperature | N/A |
| Mileage warranty | N/A |
| Noise (dB) | N/A |
| Introduced | N/A |
Live prices
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Available sizes (0)
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Sumitomo Sumitomo HTR Z II All Season Passenger: what the numbers tell you
Manufacturer treadwear data for the Sumitomo HTR Z II All Season Passenger is not publicly listed. This is common for OEM-only or track-day tires that don't carry a US treadwear warranty. No mileage warranty is published for this tire, which is typical for performance summer and track-day rubber where the manufacturer doesn't make wear-life claims.
Cabin noise data for this tire is not published by the manufacturer. As a winter tire built for the truck-suv segment, the Sumitomo HTR Z II All Season Passenger is positioned against direct rivals within the same category. Comparing it to a tire in a different category (e.g. summer vs all-season) makes the spec sheet misleading because the design targets are not the same.
The racing-inspired Sumitomo HTR Z II is an ultra-high-performance (UHP) tire that features an innovative chevron-shaped directional tread pattern for commanding grip in wet or dry conditions. The HTR Z II is designed for low road noise and sure-footed handling thanks to its optimized footprint and sticky tread formulation. Features & Benefits Designed for use in warmer weather conditions; should not be used when temeperatures are consistently below 45 degrees Fahrenheit Innovative directional tread pattern drains water from the tread to reduce the risk of hydroplaning on wet roads Computer optimized design reduces road noises and vibrations for a quiet, comfortable ride Sticky tread formulation improves grip for sharp handling in wet or dry weather
For an apples-to-apples comparison against direct rivals, see the comparison pages linked from this tire's brand index.
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Last verified 2026-05-21.