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2027 Tiffin Motorhomes

2027 Tiffin Phaeton for Sale

We don't sell this from a lot. RVBrokers is a buyer's agent, so we help you find, price, and negotiate this model wherever it is, and line up an inspection before you pay.

The coach that made Tiffin famous — luxury diesel, sized for living.

Class A Diesel37' 9" – 45'Sleeps 2 – 8Cummins L9

Build your Tiffin Phaeton

Tell us the floor plan and budget you want. A real person hunts the right one and tells you what it should actually cost. New or used.

By sending this you agree to our privacy policy. We never sell your info.

If one model defines Tiffin, it is the Phaeton. For two decades it has been the benchmark mid-to-high-end diesel pusher, and the 2027 keeps the formula: a 450 HP Cummins L9 on Tiffin's own PowerGlide chassis, four floor plans from 38 to 45 feet, and interiors that feel like a small apartment. It is roomy enough to live in full-time, refined enough to enjoy every mile, and common enough used that you can find a great one with patience.

Looking for a Tiffin Phaeton for sale?

You're in the right place. We don't sell the Phaeton off a lot — we work for you, find the cleanest one on the market new or used, inspect it, and negotiate it. Below is everything you need to know before you shop: the real specs, every floor plan, the photos, what it tends to sell for, and a straight read on what owners love and what they grumble about.

Gallery

Phaeton — inside & out

Specs

Phaeton specifications

Length37' 9" – 45'
Sleeps2 – 8
Bathrooms1 – 1.5
Slide-outsTriple to Quad
ChassisPowerGlide XC Raised Rail Rear Engine Diesel
EngineCummins L9, 450 HP Diesel
TransmissionAllison 3000 MH 6-speed Automatic
GeneratorOnan Quiet Diesel, 10.0 kW
Storage131 – 232 cu ft

Specs reflect the 2027 model year and can vary by floor plan and options.

Floor plans

4 Phaeton floor plans

Tap any diagram to see the full layout. The floor plan you choose changes the sleeping setup, bath, and storage — it's the single biggest decision on this coach.

Floor plan

44 OH

45' bath & 1/2, quad slide, walk-in closet

Owner verdict

What buyers love and what to watch

What buyers love

  • The all-around sweet spot — full-time-capable space without the Allegro Bus price.
  • Tons of basement storage (up to 232 cu ft) for long trips and full-timing.
  • Huge used market and strong reputation make it the easiest diesel Tiffin to buy and resell.

What to watch

  • Big and heavy — the 44 OH needs confidence and space to park and tow behind.
  • Older Phaetons can hide deferred maintenance on slides, levelers, and the roof; inspect hard.
  • Sits a clear step below the Allegro Bus on insulation, ride, and finish.

Notable features

  • 450 HP Cummins L9 on Tiffin's in-house PowerGlide chassis
  • Four floor plans spanning 38 to 45 feet
  • Optional heated tile flooring and the Pet Perks Package
  • New décor options (Cliffside, Seagrass, Sphinx); 5-year construction warranty
Questions

Tiffin Phaeton — buyer FAQs

How much does a Tiffin Phaeton cost?
Typically $140,000–$350,000 used; roughly $380,000–$500,000 new. Price swings hard on year, mileage, slide count, and condition, so treat that as a starting point — tell us the exact coach you're eyeing and we'll get you the real number.
Is the Phaeton gas or diesel?
Diesel. It runs a Cummins L9, 450 HP Diesel on a PowerGlide XC Raised Rail Rear Engine Diesel chassis.
How big is the Phaeton?
It's 37' 9" – 45' long and sleeps 2 – 8, with Triple to Quad. There are 4 floor plans to choose from.
Should I get a used Phaeton inspected before I buy?
Yes — every time. Our independent inspectors check the roof, slides, levelers, and chassis before money moves, and our buyer's agents use anything they find to negotiate the price down.
Talk to a human

Ready to find your Phaeton?

Tell us the floor plan and budget you want. We'll hunt the best one for sale, inspect it, and negotiate it — entirely on your side.