CamperHardlyKnowHer

Tiffin Allegro Bus 45 UP

Class Abuilt 2016–16Better build tierScarce on the used market
WHAT ONE COSTS
price not published

The maker never published an MSRP for this floorplan. Unknown is not cheap — treat any asking price against comparable models, not against zero.

THE SPECS
Length45.0 ft
Height (incl. A/C)12.6 ft
Width8.4 ft
Interior height7.0 ft
GVWR51,000 lb
Dry weightnot published
Sleeps4
Fresh water90 gal
Grey water70 gal
Black water50 gal
Air conditioning30,000 BTU
Fuel150 gal
Engine / chassisCummins ISL 450 HP diesel, Allison 3000 MH 6-speed, PowerGlide tag axle
Generator10.0-kW Onan Quiet Diesel

A missing row means the maker never published that figure — unknown, not zero.

WHERE PEOPLE SLEEP
  • Rear king bed(Permanent)72×80
  • Sofa bed(Convertible)
  • Booth dinette/sleeper(Convertible)
HOW IT'S BUILT — 4/5
WallsLaminated fiberglass
FrameAluminum
RoofWalk-on
UnderbellyEnclosed

Tiffin (Better tier): Tiffin Motorhomes

YEAR BY YEAR — WHAT CHANGED
  • 2016Introduced and discontinued in the same model year
FINDING ONE

Scarce — months of watching; be ready to fly and drive it home. Why: only one model year; 10 years out of production. Estimated from build volume and production span — not a count of live listings.

THE READ

One-year-only 2016 45-footer and the rarest Allegro Bus floorplan of the modern era; GVWR carried from its sibling 45s.

OTHER ALLEGRO BUS FLOORPLANS
Is the 45 UP your #1 — or just a spec sheet?

These are the facts. Whether it beats the other six thousand rigs for you depends on what you care about — set your priorities as sliders and watch the whole market re-rank around them. Nothing gets hidden, everything gets explained.

Rank it against your setup →

Data low-confidence record — figures are inferred and should be independently verified, retrieved 2026-07.