2020 Mack PI64T

Category: Trucks. Mileage profile points to a highway-heavy duty cycle, the kind of use that typically shows up as steady driveline wear rather than constant clutch and brake cycling. Used condition at 491,000 miles puts inspection priority on maintenance history, aftertreatment health, and any evidence of repeat fault events, especially with ECM details not provided. Powertrain details are not listed, so verification matters, engine family, transmission model, rear axle ratio, and PTO provisions if needed. Serial number 1M1PN3GY8LM005781 and stock W0038 give a clean path to pull build data and check for open campaigns, emissions system updates, and parameter changes that can affect fuel mapping and regen behavior. Frame rails should be checked for straightness, corrosion at fastener points, and any added holes or weld repairs around suspension hangers. Fifth wheel condition should be read at the plate surface and lock jaw wear, with slider rail movement and air line routing checked for chafe. Cab upholstery and controls should be evaluated for day-to-day wear, HVAC performance, and any dash warning history, with special attention to air system build time, brake chamber condition, and steer axle tire wear patterns that hint at alignment or kingpin play.