49 C.F.R. 49 CFR--PART 571
Title 49 - Transportation
Effective Date(s): September 1, 2005, except for the amendment to S4.4.2, which is effective June 1, 2007 2. Section 571.110 is amended by revising S4.2.2; S4.3(c), (d), (h) and (i); the example in the last paragraph of S4.3.3; S4.4.2 introductory text; and Figures 1 and 2 at the end of Section 571.110, to read as follows: * * * * * S4.2.2 The vehicle normal load on the tire shall not be greater than the test load used in the high speed performance test specified in S5.5 of §571.109 for that tire. * * * * * S4.3 * * * (c) Vehicle manufacturer's recommended cold tire inflation pressure for front, rear and spare tires, subject to the limitations of S4.3.4. For full size spare tires, the statement “see above” may, at the manufacturer's option replace manufacturer's recommended cold tire inflation pressure. If no spare tire is provided, the word “none” must replace the manufacturer's recommended cold tire inflation pressure. (d) Tire size designation, indicated by the headings “size” or “original tire size” or “original size,” and “spare tire” or “spare,” for the tires installed at the time of the first purchase for purposes other than resale. For full size spare tires, the statement “see above” may, at the manufacturer's option replace the tire size designation. If no spare tire is provided, the word “none” must replace the tire size designation; * * * * * (h) At the manufacturer's option, identifying information provided in any alphanumeric and or barcode form, located vertically, along the right edge or the left edge of the placard or the label, or horizontally, along the bottom edge of the placard or the label; and (i) At the manufacturer's option, the load range identification symbol, load index, and speed rating, located immediately to the right of the tire size designation listed in accordance with S4.3(d) above. * * * * * S4.3.3 * * * Truck Example—Suitable Tire-Rim Choice GVWR: 2,441 kilograms (5381 pounds). GAWR: Front—1,299 kilograms (2,864 pounds) with P265/70R16 tires, 16 × 8.0 rims at 248 kPa (36 psi) cold single. GAWR: Rear—1,299 kilograms (2,864 pounds) with P265/70R16 tires, 16 × 8.00 rims, at 248 kPa (36 psi) cold single. * * * * * S4.4.2. Rim markings for vehicles other than passenger cars. Each rim or, at the option of the manufacturer in the case of a single-piece wheel, each wheel disc shall be marked with the information listed in S4.4.2 (a) through (e), in lettering not less than 3 millimeters in height, impressed to a depth or, at the option of the manufacturer, embossed to a height of not less than 0.125 millimeters. The information listed in S4.4.2 (a) through (c) shall appear on the outward side. In the case of rims of multi piece construction, the information listed in S4.4.2 (a) through (e) shall appear on the rim base and the information listed in S4.4.2 (b) and (d) shall also appear on each other part of the rim. * * * * *
Amendment from March 22, 2005
49 CFR--PART 571
Amendment(s) published March 22, 2005, in 70 FR 14424
§ 571.110 Standard No. 110—Tire selection and rims for motor vehicles with a GVWR of 4,536 kilograms (10,000 pounds) or less.
