We purchased the 2021 Dynamax Isata-3 24FW unit new. It is Mercedes Sprinter 3500 dual-wheel chassis. 3.0L V6 Turbo Diesel Engine (188 hp / 325 lb-ft. of Torque). We added a new custom 7 leaf-rear leaf springs and front struts, shocks, and coil Suspension System, air compressor(mounted under hood-with front and rear air connections), horn, extended stems to air tires - all from Agile Offroad (Mercedes Benz authorized facility in Santee, CA) right after purchasing the unit (see pic of invoice in photos $6,618.40) The suspension really helped stabilize the unit while driving in significant crosswind as well as just swaying when turning the vehicle. Hydraulic auto-leveling, 2 TV's - one can be mounted outside for tailgating or gameday. Added a 4" Memory Foam mattress topper and bedding for RV short queen mattress which will be included. Winegard® Satellite, Propane Onan 3.6kw Generator, Dual Reclining Theater Seats, Lane Keep Assist, Adaptive Cruise Control, Active Brake Assist, High-Beam Assist, Trailer Hitch (5,000 Tow lb. / 500 Tongue lb.) with 7-Way Round Tow Connection, Quad-View Camera System (Right Side, Left Side, Hitch, and Rear Horizon Views), MBUX (Mercedes-Benz User Experience) 10.25" Touch Screen Infotainment System with Navigation, AM/FM, Bluetooth®, Sirius/XM® (tuner and antenna), Apple® CarPlay™ / Android® Auto™ Functionality, and "Hey Mercedes" Voice Control, 12V and USB Accessory Ports, Adjustable Steering Column, Power Windows and Locks, Power Exterior Mirrors (Auto-Heated at Low Temperatures), Lockable Safe in Passenger Seat Base, Drink Holders, Firefly® Multiplex Wiring with Touch Screen Command Center, Switch Panels, and Bluetooth® Smart Phone App Control, Battery Disconnect at Entry, Ducted, Low-Profile 15,000-BTU Air Conditioner with Heat Pump, 20,000-BTU Furnace with Electronic Ignition, 60,000-BTU Truma® Aqua Go Comfort™ On-Demand Water Heater (LP), 20.3-Gallon LP Tank (WC), Black Tank Flush, Weather Tech floormats, TruTank® Level Monitoring (Measures in 5% Increments). Carbon-Monoxide, LP, and Smoke Detectors, Fire Extinguisher, Power, Heated Leatherette Cab Seats with Swivel Bases. All maintenance has been completed per Mercedes engine recommendations (both A & B at a Mercedes dealership in Denver). Mercedes powertrain is under warranty. No wrecks or damage to the RV! Both the inside and outside are in excellent condition. It is garage kept.