2015 TIFFIN ALLEGRO BUS 37AP $159,000

450HP Cummins Diesel | 94,519 Miles | 920Ah Lithium | 1,320W Solar | Extensive Upgrades & Maintenance

Beautiful 2015 Tiffin Allegro Bus 37AP luxury diesel pusher with extensive upgrades, recent mechanical maintenance, and valuable towing equipment and accessories included.

This is a privately owned, pre-Thor-era Tiffin that has received substantial investment in its electrical system, solar and lithium power, safety equipment, suspension, heating system, and mechanical components.

This is also the generation with solid 1 piece slides (no wood)

If you're comparing Allegro Buses, take a close look at the improvements and included equipment. Many of these upgrades represent significant additional expense and installation time beyond purchasing a standard factory-equipped coach.

LITHIUM BATTERY & SOLAR SYSTEM

An extensively upgraded power system offering greater flexibility for off-grid camping and travel.

- Two Epoch 460Ah lithium batteries 920Ah total ($4,000)
- Six Renogy 220W bifacial solar panels 1,320W total ($1,920)
- Two Victron 30A solar charge controllers
- Victron Lynx electrical distribution system
- Magnum ARC50-L remote
- Custom 5-inch solar mounting brackets
- Additional 50W chassis battery solar panel
- Dedicated Victron 15A chassis battery controller
- NOCO two-bank charger
- New 50-amp shore power reel ($1,000)
- Two new chassis starting batteries
- New positive chassis battery cable
- Roof-mounted Starlink satellite included with the motorhome! It is securely mounted with wiring already installed. No manual dish positioning required.

SAFETY, SUSPENSION & HANDLING

Substantial improvements designed for safety, handling, and driving comfort.

- Tyron front tire safety system ($2,200)
- New tires installed July 15, 2025 ($2,800)
- Safety Steer steering stabilizer ($650)
- New front Koni shocks ($480)
- New rear Bilstein shocks
- TST tire pressure monitoring system
- Upgraded LED headlights
- Upgraded LED taillights, brake lights, turn signals and side marker lights

RECENT ENGINE & MECHANICAL MAINTENANCE

- New engine cooling fan clutch ($1,800)
- New #1 injector fuel line ($860)
- Rebuilt fan shaft joints
- New engine air filter
- New DEF head August 10, 2026 ($1,200)
- Engine oil service July 19, 2026
- New entry step motor and gearbox
- New water pump

AQUA-HOT HEATING SYSTEM

The Aqua-Hot 450D hydronic heating and hot water system has received extensive service, including approximately $1,000 in recent work:

- New burner housing
- New igniter and ignition coil
- New ignition sensor
- New fuel nozzle
- Replacement bathroom heating elbow

LUXURY INTERIOR & COMFORT

The desirable 37AP floor plan offers beautiful cabinetry, heated tile flooring, spacious living areas, and excellent storage.

- Heated tile floors
- Aqua-Hot hydronic heating and hot water
- Residential Whirlpool refrigerator
- Induction cooktop
- Dishwasher
- Washer and dryer
- Fireplace and entertainment center
- Comfortable living room seating and recliner
- Expandable dining table with seating for four
- Spacious bathroom with double sinks
- Bidet upgrade
- Two upgraded Samsung televisions
- Bose bedroom soundbar
- Three Micro-Air Wi-Fi thermostats
- Eight replacement ceiling lights and upgraded LED lighting
- New powered night shade motor
- Kitchen and hallway Spyder control panel overlays
- New bathroom skylight June 25, 2026
- SeaDek entry stair pads
- Numerous interior storage compartments and pull-out pantry shelving

TOWING EQUIPMENT & EXTRAS

A substantial collection of towing equipment and accessories is included with the sale.

- Gen-Y 15,000-lb suspension hitch ($920)
- Roadmaster tow bar
- Air Force One supplemental braking system coach side
- Prodigy trailer brake controller
- Two RV-to-vehicle air lines
- RV-to-vehicle electrical cable
- RV-to-vehicle breakaway cable
- SuperSteer front and rear motion control units
- Tyron tire removal tools

ADDITIONAL SPARE PARTS & ACCESSORIES INCLUDED

- Spare powered driver's window assembly
- Spare engine belts
- Three new spare windshield wipers
- Two spare fuel filters
- Two spare fuel/water separators
- Onan generator diagnostic code reader
- Engine ScanGauge
- DEF head simulator
- One gallon of Aqua-Hot fluid
- Tiffin rear ladder
- Tire covers
- Two sewer hoses
- Two water pressure regulators
- Awning pull rod
- Additional drawer latches and miscellaneous RV supplies

WHY CONSIDER THIS ALLEGRO BUS?

This coach offers much more than its original factory equipment. The lithium conversion, extensive solar installation, modernized power management, upgraded safety and suspension components, recent mechanical work, and included towing accessories represent substantial additional investment.

Selected equipment and service costs are shown to help illustrate the value of these improvements. They reflect actual recorded expenditures, not additional charges or estimated resale values. Many other components, accessories, and installation expenses are not included in those figures.

For someone looking for a well-equipped luxury diesel pusher, much of the expensive upgrading has already been completed.

ASKING $159,000 NORTHERN UTAH

Privately owned. Additional photos, maintenance information, and details about the included equipment are available for serious buyers.

Contact us to arrange a showing or request additional information.