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RV Details
- Price: $156,900
- Year: 2020
- Model: ARIA 4000
- Listing ID: 7029577
- Partner ID: 5040062613
- Posted On: Apr 24, 2026
- Updated On: Apr 24, 2026
Description
2020 Thor Aria 4000 Luxury Diesel Pusher
This 2020 Thor Aria 4000 is a premium Class A diesel pusher that delivers exceptional comfort, performance, and luxury for full-time living or extended family adventures. Built on the rugged Freightliner XC-R chassis with a Cummins ISB 6.7L turbo diesel engine (360 HP), it offers smooth handling, a 10,000-lb towing capacity, and reliable power on the road.
Key Features Include:
Spacious 40-foot 11-inch bunkhouse floorplan with three slide-outs, including the super slide upgraded with the Vroom slide system for smooth, reliable, and quiet operation
Beautiful full-body paint with high-gloss gel coat and elegant exterior styling
Residential-style interior with premium cabinetry, solid surface countertops, tile flooring, and upgraded kitchen drawers
King-size bed in the master suite with Tilt-A-View inclining mechanism and plenty of storage
Two full bathrooms, including an oversized shower with glass door and a second full-height shower/tub combo
Gourmet kitchen equipped with residential refrigerator, convection microwave, three-burner cooktop, solid surface counters, and upgraded kitchen drawers
Bunkhouse configuration that sleeps up to 10, with drop-down overhead bunk and dual 15 TVs/DVDs in the bunk area
Powerful hydronic heating system and dual 15,000 BTU air conditioners with heat pumps for year-round comfort
Automatic leveling system with upgraded Jack Paws for superior stability and protection
Power patio awning with LED lighting and 10,000-lb trailer hitch
Off-Grid Power System:
8 × 215-watt solar panels (1,720 watts total) mounted on the roof
8 Battle Born Lithium Ion batteries providing substantial amp-hour capacity
Professionally controlled by a Victron power management system
Handling & Safety Upgrades:
Safe-T-Plus steering control for improved stability and reduced driver fatigue on the highway
Additional conveniences include an 8 touchscreen dash with GPS navigation, backup and 360° camera system, Onan 8000-watt diesel generator, 2000-watt pure sine wave inverter, and multiplex wiring with app control.
With its family-friendly bunkhouse layout, dual bathrooms, impressive solar/lithium power setup, Vroom slide upgrade, Jack Paws leveling system, upgraded kitchen drawers, and Safe-T-Plus steering enhancement, this 2020 Thor Aria 4000 is an outstanding choice for families, full-timers, or anyone seeking luxury with serious boondocking capability.