Maxtour LX
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Specifications
| Size | 235/55R18 Maxtour LX |
|---|---|
| Width | 235 mm |
| Aspect ratio | 55 |
| Rim diameter | R18 |
| Load index | 100 |
| Speed rating | V |
| Load range | SL |
| UTQG | 600 A A |
|---|---|
| Treadwear warranty | 70,000 miles |
| Tread depth | 10/32" |
| Weight | 26.9 lbs |
| Max pressure | 44 psi |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the GT Radial Maxtour LX
All-Season Grand Touring Passenger Car and CUV tire.
Features
* Harmonically optimized pitch sequencing* Asymmetric tread pattern* Full depth sipes* Stiff outer tread blocks* Additional inner-tread shoulder channels* UTQG: 600 A A* M+S Rated* 70,000 Mile/115,000 Km Limited Tread Wear Warranty (Half Stated Mileage Warranty for Rear of Split Fitment)* 30 Day/500 Mile Test Drive Satisfaction Guarantee* 24 Hour Roadside Assistance* Road Hazard Warranty
Benefits
* Reduces road noise generation for a quieter ride* Tuned for optimal all season performance* Provide biting edges for grip throughout the life of the tire* Ensure precise vehicle handling and steering response* Aid in water evacuation to reduce hydroplaning risk
Understanding the 235/55R18 size
In the size code 235/55R18, 235 is the section width in millimetres (about 9.3"). 55 is the aspect ratio — the sidewall height is 55% of the width, or roughly 129.3 mm. R18 means radial construction on a 18-inch wheel, giving an approximate overall diameter of 28.2".
The load index 100 means each tire supports up to 1,764 lbs — about 7,056 lbs across a full set of four. The speed symbol V certifies the tire to 149 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.
Tread life and grip ratings
This tire carries a UTQG rating of 600 A A. The treadwear grade of 600 is a relative durability score — a grade of 200 is expected to last roughly twice as long as a grade of 100 under the same controlled test. Traction grade A measures straight-line wet stopping grip (AA is highest, then A, B and C). Temperature grade A reflects heat resistance at sustained speed (A is highest).
Price and value
At $125.24 per tire, a full set of four costs $500.96. That is about 21% below the average price of the 147 tires we stock in this size. Backed by a 70,000-mile treadwear warranty, that works out to roughly $7.16 per 1,000 miles across the set.
Frequently asked questions
What does the tire size 235/55R18 mean?
235 is the section width in millimetres, 55 is the aspect ratio (sidewall height as a percentage of width, about 129.3 mm), and R18 indicates radial construction for a 18-inch wheel. Overall diameter is approximately 28.2 inches.
What are the load and speed ratings of the GT Radial Maxtour LX 235/55R18?
Its load index of 100 allows up to 1,764 lbs per tire. Its speed rating of V is certified to 149 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.
How much does a set of 4 GT Radial Maxtour LX 235/55R18 tires cost?
A single tire is $125.24 and a set of four is $500.96, covered by a 70,000-mile treadwear warranty.
Does the Maxtour LX come in other sizes?
Yes — we stock 67 additional Maxtour LX sizes besides 235/55R18. Fit only a size approved for your vehicle.