2024 Kenworth T680

Category, Truck. Mileage history points to highway duty cycles and steady seat time, the kind of use that typically shows up as front-end wear, driveline slack, and cab touch-point fatigue more than body damage. Serial 1XKYD49X1RJ333043 and stock 0632201 give a clean reference for service records, warranty lookups, and any campaign history. Powertrain details are not provided, so application fit comes down to verifying engine family, transmission model, and axle ratio on the build sheet or door tag, then matching that to intended work, long haul, regional, or heavier gross. ECM hours and idle percentage are not listed, so a scan for total hours, idle hours, aftertreatment history, and any derate events is a must before assigning a duty profile. Frame rails and crossmembers should be checked for straightness, corrosion at fastener points, and any added holes or bracket scars from previous equipment. Fifth wheel and slide rails need measurement for jaw wear, top plate grooving, and slider lock function, plus air line routing and gladhand condition for chafe. Cab upholstery, sleeper seals, and dash switches are the telltales at this mileage, look for seat base looseness, pedal pad wear, HVAC performance, and any warning lamps stored as inactive codes.