Write a Review
Kumho
Kumho Ecsta Sport PS72 235/55R17XL 103Y - 2363373
Kumho Ecsta Sport PS72 235/55R17XL 103Y - 2363373
📧 Get Fitment Help
Verify parts fit & get product recommendations
Lease-to-own for as low as
/week
Get Started
Guaranteed to Fit — confirm your size with the fitment checker on this page
Price Match Guarantee Learn More
Free Mount & Balance
Free Shipping
OUT OF STOCK 
📧 Get Fitment Help
Verify parts fit & get product recommendations
Looking for a 235/55R17 summer tire? The Kumho Ecsta Sport PS72 is available now at ThreePiece.us with free shipping on every order and Affirm financing at checkout.
What 235/55R17 means
In the size 235/55R17, 235 is the section width in millimeters (9.25 in), 55 is the aspect ratio — the sidewall stands 55% as tall as the tire is wide, or 129.2 mm (5.09 in) — R denotes radial construction, and 17 is the wheel diameter in inches. That works out to an overall diameter of about 27.18 inches, turning roughly 742 revolutions per mile. Overall diameter is what matters for speedometer accuracy and clearance when you change sizes, so compare it — not just the width — against your current tire.
The service description on this tire decodes to a load index of 103 — a maximum load of 1,929 lbs per tire. The speed symbol Y corresponds to a maximum sustained speed of 186 mph.
Load Range E corresponds to a 10-ply rating.
Specifications
| Size | 235/55R17XL |
| Tire Type | Summer |
| Service Description | 103Y |
| Load Index | 103 |
| Speed Rating | Y |
| Load Range | Extra Load |
| Section Width (mm) | 235 |
| Aspect Ratio | 55 |
| Overall Diameter (in) | 27.2 |
| Tread Depth (/32") | 9.4 |
| Treadwear | 320 |
| Traction Grade | AA |
| Temperature Grade | A |
| UTQG | 320AAA |
| Warranty | 30K |
Frequently asked questions
What kind of tire is the Kumho Ecsta Sport PS72?
The Kumho Ecsta Sport PS72 in 235/55R17 is a summer tire.
What are the treadwear and warranty ratings on the Kumho Ecsta Sport PS72?
This tire carries a treadwear grade of 320, traction grade AA, temperature grade A under UTQG. The manufacturer's warranty is 30K.
What does 103Y mean on the Kumho Ecsta Sport PS72?
103Y breaks down as load index 103 — rated for 1,929 lbs per tire — with a Y speed rating, good for a maximum sustained 186 mph.
Keep shopping
Shop all 235/55R17 tires, browse Kumho tires, see every Kumho Ecsta Sport PS72 size, or view all tires at ThreePiece.us.
- BRAND:
- Kumho
- Model:
- Ecsta Sport PS72
- Size:
- 235/55R17XL
- Aspect Ratio:
- 55
- Load Index:
- 103
- Load Range:
- Extra Load
- Section Width:
- 235
- Service Description:
- 103Y
- Speed Index:
- Y
- Temperature:
- A
- Tire Rim Diameter:
- 27.2
- Tire Type:
- Summer
- Traction:
- AA
- Tread Wear:
- 320
- Tread Depth:
- 9.4
- UQTG:
- 320AAA
- Warranty:
- 30K
PRODUCT REVIEWS (0)
Overall Rankings
Have you tried this product?
WRITE A REVIEWNo reviews for this product yet. Be the first to write a review!
Write a Review