Black plate (66,1)Cadillac CTS/CTS-V Owner Manual - 2013 - CRC - 4/18/1210-66 Vehicle CareMaximum Load Rating : Theload rating for a tire at themaximum permissible inflationpressure for that tire.Maximum Loaded VehicleWeight : The sum of curbweight, accessory weight,vehicle capacity weight, andproduction options weight.Normal Occupant Weight : Thenumber of occupants a vehicleis designed to seat multiplied by68 kg (150 lbs). See VehicleLoad Limits on page 9‑10.Occupant Distribution :Designated seating positions.Outward Facing Sidewall : Theside of an asymmetrical tire thathas a particular side that facesoutward when mounted on avehicle. The side of the tire thatcontains a whitewall, bearswhite lettering, or bearsmanufacturer, brand, and/ormodel name molding that ishigher or deeper than the samemoldings on the other sidewallof the tire.Passenger (P-Metric) Tire : Atire used on passenger cars andsome light duty trucks andmultipurpose vehicles.Recommended InflationPressure : Vehiclemanufacturer's recommendedtire inflation pressure as shownon the tire placard. See TirePressure on page 10‑67 andVehicle Load Limits onpage 9‑10.Radial Ply Tire : A pneumatictire in which the ply cords thatextend to the beads are laid at90 degrees to the centerline ofthe tread.Rim : A metal support for a tireand upon which the tire beadsare seated.Sidewall : The portion of a tirebetween the tread and the bead.Speed Rating : Analphanumeric code assigned toa tire indicating the maximumspeed at which a tire canoperate.Traction : The friction betweenthe tire and the road surface.The amount of grip provided.Tread : The portion of a tire thatcomes into contact withthe road.Treadwear Indicators : Narrowbands, sometimes called wearbars, that show across thetread of a tire when only 1.6 mm(1/16 in) of tread remains. SeeWhen It Is Time for New Tireson page 10‑75.