3.3 STEPS FOR DETERMINING CORRECT LOAD LIMIT - TOW VEHICLE (continued)
• Determine the combined weight of luggage and cargo being loaded on the vehicle. That
weight may not safely exceed the available cargo and luggage capacity calculated in previous
step.
• If your vehicle will be towing a trailer, load from your trailer will be transferred to your vehicle.
Consult the tow vehicle’s manual to determine how this weight transfer reduces the available
cargo and luggage capacity of your vehicle.
3.4 GLOSSARY OF TIRE TERMINOLOGY
ACCESSORY WEIGHT The combined weight (in excess of those standard items which may be re-
radio and heater, to the extent that these items are available as factory-installed equipment
BEAD The part of the tire that is made of steel wires, wrapped or reinforced by ply cords and that
BEAD SEPARATION This is the breakdown of the bond between components in the bead.
Bias ply tire A pneumatic tire in which the ply cords that extend to the beads are laid at alternate
angles substantially less than 90 degrees to the centerline of the tread.
CARCASS
load.
CHUNKING The breaking away of pieces of the tread or sidewall.
COLD INFLATION pressure The pressure in the tire before you drive.
CORD The strands forming the plies in the tire.
CORD SEPARATION The parting of cords from adjacent rubber compounds.
CRACKING Any parting within the tread, sidewall, or inner liner of the tire extending to cord
material.
CT
CURB WEIGHT The weight of a motor vehicle with standard equipment including the maximum
capacity of fuel, oil, and coolant, and, if so equipped, air conditioning and additional weight
optional engine.
EXTRA LOAD TIRE
the corresponding standard tire.
GROOVE The space between two adjacent tread ribs.
GROSS AXLE WEIGHT RATING The maximum weight that any axle can support, as published on the
each axle on a public scale, with the trailer attached to the towing vehicle.
GROSS VEHICLE WEIGHT RATING The maximum weight of the fully loaded trailer, as published on
without being attached to the towing vehicle.
HITCH WEIGHT The downward force exerted on the hitch ball by the trailer coupler.
INNER-LINER
medium within the tire.
INNER-LINER SEPARATION The parting of the inner-liner from cord material in the carcass.
LIGHT TRUCK (LT) TIRE A tire designated by its manufacturer as primarily intended for use on lightweight
trucks or multipurpose passenger vehicles. May be used on trailers.
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TIRE SAFETY INFORMATION