The Toyo Open Country A/T III Tire, 255/55R18 109H XL, 355840 sits in the Wheels & Tires department here, stocked and fitment checked.

Load rating is a safety number rather than a preference, especially on trucks that tow or carry weight regularly. Torque lug nuts in a star pattern and re torque after the first fifty miles.
The toyo open country a ships protected, because a damaged part helps nobody.
Drivers choose the toyo open country a here for honest specification detail and quick dispatch.
Buyers comparing the toyo open country a will find the specification detail on this page rather than in a catalog footnote.
At a glance
- Size: 255/55R18
- Category: Tires
- Price: $288.80 with free shipping over $99
- Availability: in stock, dispatched from the USA
Not sure it matches your vehicle? Send your VIN or your year, make and model and our fitment desk will confirm before you order.
Continue browsing: Wheels & Tires · Yokohama Advan Sport A/S+ Tire, 265/35R20 99Y, 110140667 · Mickey Thompson ET Street R Tire, 28X11.50-15LT 90000024643, 250970 · full catalog
Stock levels shown here are live, so what you order is what is on the shelf ready to travel.
When you want a second opinion that is not a parts store, read the NHTSA tire safety guide.
Questions we get about this part
Can you check fitment before I order?
The application text on this page lists what the part serves. If your vehicle is not clearly covered, send the VIN and we will rule on it before you pay.
What are the shipping times?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
How do returns work here?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
What quality checks does this get?
Wheel and tire orders are checked against your submitted fitment, including diameter, width, offset and load rating.




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