The new 2027 Tiffin Allegro Bus 40IP is a diesel pusher designed for comfortable travel and extended stays on the road. Its Midnight exterior is paired with a Black Truffle/Polaris interior, while the Cummins® L9 diesel engine and Allison® transmission provide the powertrain for your journeys. 🚐

Power, handling, and driver-assistance features

• Cummins® L9 450 HP diesel engine producing 1,250 lb-ft of torque
• Allison® 3000 MH six-speed automatic transmission with lock-up torque converter
• PowerGlide XC raised-rail rear-engine diesel chassis
• ZF independent front suspension, Reyco® Granning® air-ride rear suspension, and Koni shock absorbers
• Full air-brake system with automatic slack adjusters and a three-stage compression brake
• Combination Valid™ air leveling system with hydraulic leveling jacks
• Collision mitigation with forward warning and active braking, electronic stability control, adaptive cruise control, and Mobileye® lane-departure warning

Exterior highlights

• One-piece gel-coat fiberglass molded roof cap
• Full-body paint with four layers of clear coat
• Hydraulic slide-out mechanisms
• Powered awning options with integrated LED lighting
• Dual entry with an automatic stainless-steel double entry step
• Keyless entry for the front entrance and select compartment doors
• Chrome power-heated side-view mirrors with integrated cameras

Interior and onboard amenities

The Black Truffle/Polaris interior includes a 72-inch dinette, a 25-cubic-foot residential-style stainless-steel refrigerator, and a drawer-style dishwasher. Three 15,000-BTU low-profile air conditioners with heat pumps provide climate support.

• 10.0-kilowatt Onan® quiet diesel generator
• 3,000-watt pure sine wave inverter charger with auto-generator start
• Starlink®
• Four slide-outs

Dimensions and capacities

• Length: 41 feet
• Width: 8 feet 5 inches
• Height: 13 feet 3 inches
• Fresh-water capacity: 100 gallons
• Grey-water capacity: 100 gallons
• Black-water capacity: 55 gallons