Tiffin Zephyr 45 DZ

Name: Tiffin Zephyr 45 DZ
Brand: Tiffin

Class Abuilt 2015–16Better build tierScarce on the used market

WHAT ONE COSTS

$308,000est. used (2016, 10 yr old; from 5 priced floorplans of this line)

THE SPECS

Length44.9 ft

Height (incl. A/C)12.8 ft

Width8.4 ft

Interior height7.0 ft

GVWR48,600 lb

Dry weightnot published

Sleeps4

Fresh water90 gal

Grey water70 gal

Black water50 gal

Fuel150 gal

Engine / chassisCummins ISX 11.9L 500 HP / Allison 4000 MH on Spartan K2 tag-axle chassis

Generator12.5 kW Onan Quiet Diesel

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

WHERE PEOPLE SLEEP

1× Rear king (memory foam)(Permanent)72×80
1× L-shaped chaise sofa sleeper (driver side)(Convertible)—
1× Dinette(Convertible)—

HOW IT'S BUILT: 4/5

WallsLaminated fiberglass

FrameSteel

RoofWalk-on

UnderbellyEnclosed

Tiffin (Better tier): Tiffin's 45-foot flagship tag-axle diesel pusher, above the Allegro Bus in the Red Bay line.

YEAR BY YEAR: WHAT CHANGED

2015Introduced alongside the 45 TZ
2016Last year on the Spartan platform (2016 lineup not individually verified)

FINDING ONE

Scarce: months of watching; be ready to fly and drive it home. Why: only 2 model years; 10 years out of production. Estimated from build volume and production span, not a count of live listings.

OUR TAKE

Short-lived plan with the standard L-shaped chaise sofa sleeper on the driver side.

OTHER ZEPHYR FLOORPLANS

45 FZ · 54,000 lb · sleeps 5 45 LZ · 48,600 lb · sleeps 4 45 MZ · 51,000 lb · sleeps 4 45 OZ · 50,000 lb · sleeps 4 45 PZ · 54,000 lb · sleeps 5 45 QBZ · 46,600 lb · sleeps 4 45 TZ · 48,600 lb · sleeps 4 the whole line →

Find one for sale

Live listings for the 45 DZ on the big marketplaces. Each search opens pre-filled with this exact floorplan:

RV Trader ↗Camping World ↗FB Marketplace ↗Google ↗

Inventory varies by site and day. Slim pickings? search the whole Zephyr line ↗

Is the 45 DZ 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, switch on your hard limits, and watch the whole market re-rank around them. Every exclusion explained, every margin shown.

See where it ranks for you →

Data compiled from dealer and aggregator listings, retrieved 2026-07.