2010 Honda Ridgeline Owner's Manual - Page 357

Tires Wheel and Tire Specifications Wheels: RT, RTS models, and Canadian DX, VP models 17 x 7 1/2J RTL models, and Canadian EX-L models Winter Driving Tires marked ''M S'' or ''All Season'' on the sidewall have an allweather tread design suitable for most winter driving conditions. For the best performance in snowy or icy conditions, you should install snow tires or tire chains. They may be required by local laws under certain conditions. 18 x 7 1/2J Tires: RT, RTS models, and Canadian DX, VP models Snow Tires If you mount snow tires on your vehicle, make sure they are radial tires of the same size and load range as the original tires. Mount snow tires on all four wheels. The traction provided by snow tires on dry roads may be lower than your original tires. Check with the tire dealer for maximum speed recommendations. P245/65R17 105T RTL models, and Canadian EX-L models Maintenance P245/60R18 104T See page 390 for DOT tire quality grading information, and page 392 for tire size information. 353 2010 Ridgeline