size and load range (ply rating) shall be the same for all tires on each vehicle. When specified
(see 6.2), 10 stud disc type wheels shall be furnished.
22.214.171.124 Tires. Steel belted radial or, when specified (see 6.2), bias ply tires shall be
furnished. Unless otherwise specified, tires shall be tubeless type with highway tread. Unless
otherwise specified, low profile or standard profile tires may be furnished. When specified
(see 6.2), low profile tires shall be furnished. Tires shall be of rated capacity at least equal to the
load imposed on each tire, measured at each wheel, at the ground, with vehicle loaded to specified
GVW. Tires shall conform to the Tire and Rim Association or to the European Tyre and Rim
Technical Organisation recommendations.
126.96.36.199 Inner tubes. When tube type tires are specified in procurement, inner tubes shall
be of heavy duty type, and shall be of proper size for tires furnished. Tube type radial tires shall
have radial tire inner tubes. Tire flaps shall be provided for tube type tires in accordance with Tire
and Rim Association recommendations.
188.8.131.52 Carrier for spare tire assembly. When specified (see 6.2), a carrier for a spare
wheel or rim and tire assembly shall be installed in a readily accessible location on the vehicle.
Threaded fasteners, when used to secure the spare tire in the carrier, shall be constructed of or
plated with corrosion-resistant material. The carrier design shall enable safe removal or mounting
of a spare wheel assembly using only the tools specified in 184.108.40.206. The carrier shall enable the
safe removal and installation of the spare tire assembly from and to the vehicle and carrier without
personnel positioning themselves or any part of their body under the spare tire assembly.
220.127.116.11 Spare wheel or rim. When specified (see 6.2), a spare wheel or rim shall be
18.104.22.168 Spare tire assembly. When specified (see 6.2), a spare tire assembly shall be
furnished. The spare tire assembly shall include an inflated spare tire mounted on the spare wheel
or rim. The spare tire shall be of the same size, tread design and load range (ply rating) as the
tires furnished on the front axle of the vehicle.
3.4.11 Brakes. Brakes shall conform to Federal Motor Carrier Safety Regulations 393.40
through 393.43 and 393.45 through 393.52. Brake linings shall be of nonasbestos material.
22.214.171.124 Service brakes. The vehicle shall be equipped with full-air brakes on all wheels.
The braking system, complete with necessary components, shall include: