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What is the tire size of the Wrangler?

1 Answers

LeMadeline

07/29/25 4:34pm

The tire size of the Wrangler is 255/70R18. The first number, 255, represents the tire width in millimeters (255MM). The 70 indicates the aspect ratio of the tire's cross-section is 70%, meaning the height of the cross-section is 70% of the width. The 18 denotes the rim diameter in inches, and the letter "R" in the middle stands for radial tire. The Wrangler's tires are BFGoodrich-KO2 all-terrain tires, featuring a five-spoke wheel design, with a full-size spare tire mounted at the rear. If you want to replace the tires yourself, follow these steps: Retrieve the spare tire and jack. Place the jack under the vehicle's frame near the tire you wish to replace, ensuring the jack contacts the metal part of the frame. Raise the jack until it supports the vehicle. The jack should be positioned under the car, and you should check to ensure it is perpendicular to the ground. Remove the hubcap and loosen the nuts counterclockwise. Do not fully remove the nuts; just loosen them enough to reduce resistance. Keeping the tire on the ground while loosening the nuts ensures that the nuts turn rather than the tire. Continue turning the nuts counterclockwise until they are loose. Repeat this step for all lug nuts and then remove them completely. Place the new tire onto the wheel hub, carefully aligning the tire rim with the wheel bolts. Install the lug nuts and hand-tighten them until all nuts are snug. At this point, the tire replacement is complete. In addition to the model, tires are marked with the following common data: Tire cord material: Indicated by Chinese pinyin, such as M for cotton cord, R for rayon cord, N for nylon cord, G for steel cord, and ZG for steel radial cord tires. Speed rating: Indicates the maximum speed at which the tire can carry a specified load under defined conditions. Letters A to Z represent certified speed ratings ranging from 4.8 km/h to 300 km/h. Common speed ratings include: Q: 160 km/h; H: 210 km/h; V: 240 km/h; W: 270 km/h; Y: 300 km/h. Rim specification: Shows the rim size compatible with the tire for practical use, such as "Standard Rim 5.00F."

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