yes... they are 16" wheels they are 315/75r16's which if you know how to do math it equals 35x12.5r16's. and yes that is my truck...
315 is the tread width in millimeters. you use the 75 as a percent (75% of the width or in this case 315) and that is the height of the side wall. you take the height of the side wall x's 2 + the wheel height to get the total height of the tire...