Tire information 535
. Vehicle maximum load on the tire Load on an individual tire that is determined by distributing to each axle its share of the maximum loaded vehicle weight and dividing by two.
. Vehicle normal load on the tire Load on an individual tire that is determined by distributing to each axle its share of the curb weight, accessory weight, and normal occupant weight( distributed in accordance with Table 1 that is appended to the end of this section) and dividing by 2.
. Wheel-holding fixture The fixture used to hold the wheel and tire assembly securely during testing.
Table 1— Occupant loading and distribution for vehicle normal load for various designated seating capacities
Designated seating capacity, number of occupants
Vehicle normal load, number of occupants
Occupant distribution in a normally loaded vehicle
2 through 4 |
2 |
2 in front. |
5 through 10 |
3 |
2 in front, 1 in second seat. |
11 through 15 |
5 |
2 in front, 1 in second seat, 1 in third seat, 1 in fourth seat. |
16 through 22 |
7 |
2 in front, 2 in second seat, 2 in third seat, 1 in fourth seat. |
Consumer information and reporting safety defects
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