Sumitomo tires
15 Sumitomo lines carry a US treadwear grade. Their median is 500, against 420 for the market — so they last longer than most.
Wet grip runs A — one grade below the top. Drivers have filed 4549 complaints on the sizes these fit, and 9 ended in a death.
Every graded line
Longest-lasting first.
| Line | Treadwear | Wet grip | Heat |
|---|---|---|---|
| HTR ENHANCE CX2 | 680 | A | A |
| Touring TR | 620 | A | A |
| HTR ENHANCE C/X | 600 | A | A |
| CUV | 560 | A | A |
| HTR T4 | 520 | A | B |
| Touring SUV | 520 | A | B |
| Mach 1 R201 | 500 | A | A |
| Mach 2 R301 | 500 | A | A |
| Trailcutter A/T | 500 | A | B |
| Trailcutter AT | 500 | A | B |
| Duration | 440 | A | B |
| HTR ENHANCE L/X | 440 | A | A |
| TOURING LXH | 440 | A | A |
| Touring HR | 420 | A | A |
| Radial SUV | 400 | A | B |