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Cooper Tires COO Zeon RS3-G1 235/40R18XL
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Cooper Tires
SKU:
160059017
|
- UPC:
- 00029142874461
$ 880.00 set | $220.00 each
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- Width:
- 9.50 (in)
- Height:
- 25.39 (in)
- Depth:
- 18.00 (in)
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Shop the Cooper Tires Zeon RS3-G1 235/40R18 at ThreePiece.us — free shipping on every order, Affirm financing available, and fast delivery nationwide.
What 235/40R18 means
In the size 235/40R18, 235 is the section width in millimeters (9.25 in), 40 is the aspect ratio — the sidewall stands 40% as tall as the tire is wide, or 94.0 mm (3.70 in) — R denotes radial construction, and 18 is the wheel diameter in inches. That works out to an overall diameter of about 25.40 inches, turning roughly 794 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 95 — a maximum load of 1,521 lbs per tire. The speed symbol W corresponds to a maximum sustained speed of 168 mph.
Specifications
| Size | 235/40R18XL |
| Tire Type | High Performance |
| Service Description | 95W |
| Load Index | 95 |
| Speed Rating | W |
| Load Range | XL |
| Section Width (mm) | 235 |
| Aspect Ratio | 40 |
| Overall Diameter (in) | 25.39 |
| Tread Depth (/32") | 10.5 |
| Treadwear | 500 |
| Traction Grade | AA |
| Temperature Grade | A |
| UTQG | 500AAA |
| Warranty | 45K |
Frequently asked questions
What are the treadwear and warranty ratings on the Cooper Tires Zeon RS3-G1?
This tire carries a treadwear grade of 500, traction grade AA, temperature grade A under UTQG. The manufacturer's warranty is 45K.
What does 95W mean on the Cooper Tires Zeon RS3-G1?
95W breaks down as load index 95 — rated for 1,521 lbs per tire — with a W speed rating, good for a maximum sustained 168 mph.
What kind of tire is the Cooper Tires Zeon RS3-G1?
The Cooper Tires Zeon RS3-G1 in 235/40R18 is a high performance tire.
Keep shopping
Shop all 235/40R18 tires, see every Cooper Tires Zeon RS3-G1 size, or view all tires at ThreePiece.us.
- BRAND:
- Cooper Tires
- Model:
- COO Zeon RS3-G1
- Size:
- 235/40R18XL
- Aspect Ratio:
- 40
- Load Index:
- 95
- Load Range:
- XL
- Section Width:
- 235
- Service Description:
- 95W
- Speed Index:
- W
- Temperature:
- A
- Tire Rim Diameter:
- 25.39
- Tire Type:
- High Performance
- Traction:
- AA
- Tread Wear:
- 500
- Tread Depth:
- 10.5
- UQTG:
- 500AAA
- Warranty:
- 45K
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