Delta Tires — Safety & Complaint Data
Source: NHTSA — 34 complaints
34
Total Complaints
2
Crashes
3
Injuries
0
Deaths
Treadwear Rating (How Long They Last)
NHTSA Uniform Tire Quality Grading (2024). Higher treadwear = longer lasting. A tire rated 400 should last twice as long as one rated 200.
621
Average Treadwear
380
Lowest
700
Highest
| Model | Treadwear | Traction | Temperature |
|---|---|---|---|
| ESTEEM ULTRA (T range) 55 series | 700 | A | B |
| ESTEEM ULTRA (T range) 60 series, 15"sizes | 700 | A | B |
| ESTEEM ULTRA (T range) 60 series, 16"sizes | 700 | A | B |
| ESTEEM ULTRA (T range) 60 series, 17"sizes | 700 | A | B |
| ESTEEM ULTRA (T range) 65 series, 15" sizes | 700 | A | B |
| ESTEEM ULTRA (T range) 65 series, 16" sizes | 700 | A | B |
| ESTEEM ULTRA (T range) 65 series, 17"&18"siz | 700 | A | B |
| ESTEEM XLE | 700 | A | B |
| ESTEEM ULTRA (H & | 600 | A | A |
| ESTEEM ULTRA (T range) 60 series, 18"sizes | 600 | A | B |
| ESTEEM ULTRA (T range) 70 series | 600 | A | B |
| Trailcutter AT 4S | 600 | A | B |
| Grand Prix Tour RS | 500 | A | B |
| ESTEEM ULTRA (W-rated) | 440 | A | A |
| Grand Prix Tour RS V & | 380 | A | A |
Failure Types
Most common failure modes reported for Delta tires.
Tread Separation
16
Blowout
4
Other Failure/Road Hazard
3
Tread Life
1
Tread/Sidewall Wear
1
Most Complained Delta Models
Delta (20)
Supreme (8)
P21575B15 (2)
Esteem Touring Tr (2)
Lt23575R15 (1)
Majestic A/S (1)
Sample Complaints
"TIRE TREAD IS COMING OFF ALL FOUR TIRES, TWO HAVE ALREADY SEPARATED. TT"
"TIRE TREAD IS COMING OFF ALL FOUR TIRES, TWO HAVE ALREADY SEPARATED. TT"
"I HAD THE FOURTH SET OF LOWER BALL JOINTS INSTALLED ON THIS VEHICLE ON FRIDAY, APRIL 2, 1999!! THE FIRST TWO WERE COVERED UNDER THE WARRANTY, INCLUDING GENERAL MOTORS HELPING PAY FOR THE TWO TIRES WHICH WERE PREMATURELY RUINED DUE TO THE PROBLEM. IN THE MOST RECENT INCIDENT, THE DEALER HAS AGREED "
Extend Your Tire Life
With an average treadwear rating of 621, these are long-lasting tires. Proper maintenance can push them well past their expected mileage.
- Check tire pressure monthly and before long trips — underinflation is the leading cause of tire failure
- Rotate tires every 5,000-7,500 miles to ensure even wear
- Get a wheel alignment check annually and after hitting major potholes
- Inspect tread depth regularly — replace at 4/32 inch for wet weather safety
- Avoid rapid acceleration, hard braking, and sharp turns which accelerate wear
- Store seasonal tires in a cool, dry place away from direct sunlight and ozone sources
Looking for a replacement?
Based on the data above, here are relevant options.
Affiliate link
Data source: NHTSA tire complaint data. Public domain.
Complaint counts reflect consumer-reported issues. See our disclaimers.
Data through: 2026-03-28