For Sale at Freije & Freije Auctioneers: 2017 Dynamax DX3 37TS Super C Motorhome

For Sale at Freije & Freije Auctioneers: 2017 Dynamax DX3 37TS Super C Motorhome - featured image

A 2017 Dynamax DX3 37TS motorhome is for sale from Freije & Freije Auctioneers, set to cross the block on October 31 in the Saturday afternoon classic and collector car session of The Fall Big Boy Toy Auction. Built on a Freightliner M2 106 truck chassis, the DX3 is a diesel-powered Super C that pairs commercial-grade hardware with a fully furnished home on wheels, and this coach shows 42,204 on its odometer.

Driver-side profile of the 2017 Dynamax DX3 37TS with slide-outs and awning extended
The 2017 Dynamax DX3 37TS with slide-outs and awning deployed (Freije & Freije Auctioneers)

Power comes from an 8.9-liter Cummins ISL turbo diesel mated to an Allison 3200 six-speed automatic, a combination familiar from medium-duty trucks and respected for durability. The lot description cites a 20,000-pound towing capacity and a 33,000-pound GVWR, figures that let an owner bring along a trailer or a tow vehicle without straining the chassis.

8.9-liter Cummins ISL turbo diesel engine in the 2017 Dynamax DX3 37TS
The 8.9-liter Cummins ISL under the 2017 Dynamax DX3 37TS (Freije & Freije Auctioneers)

The truck underpinnings continue with air brakes and four-wheel ABS, a dual-stage Jacobs engine brake for long mountain grades, and an Airliner rear suspension rated at 21,000 pounds. Twin 50-gallon aluminum fuel tanks extend range, while polished 22.5-inch Alcoa wheels wear Michelin XZE2 tires.

Polished Alcoa 22.5-inch wheel and Michelin tire on the 2017 Dynamax DX3 37TS
Polished Alcoa wheel and Michelin tire (Freije & Freije Auctioneers)

Outside, the full-body custom paint is protected with stainless and Diamond Shield, and the one-piece domed fiberglass roof carries a lifetime warranty. Photos in the ad show a blue-and-silver graphic scheme finished with signed artwork, framed by LED exterior lighting and keyless entry.

Rear three-quarter view of the 2017 Dynamax DX3 37TS custom paint and slide-out
Custom paint and graphics on the 2017 Dynamax DX3 37TS (Freije & Freije Auctioneers)
Signed custom paint artwork on the 2017 Dynamax DX3 37TS
Signed artwork on the custom paint (Freije & Freije Auctioneers)

Setup is simple. Three slide-outs with electric operation and aluminum-wrapped toppers widen the living space, an automatic hydraulic leveling system handles uneven ground, and a power patio awning with LED lighting extends the coach outdoors. Four solar panels and an Onan RV QD 8000 generator support stays away from the pedestal.

Front view of the 2017 Dynamax DX3 37TS with power patio awning extended
Power patio awning extended on the 2017 Dynamax DX3 37TS (Freije & Freije Auctioneers)

Inside, the all-new leather interior is paired with ceramic tile flooring and hardwood cabinetry. A 40-inch LED TV and Blu-ray home theater system anchor the living area, and the listing includes dual reclining theater seating among its features.

Leather theater seating in the 2017 Dynamax DX3 37TS living area
Leather theater seating in the living area (Freije & Freije Auctioneers)

The galley continues the dark hardwood theme, and the ad lists a fireplace option, which the photos show set into the cabinetry beneath a window. It is the kind of detail that moves a motorhome from transportation toward a rolling vacation home.

Kitchen and fireplace inside the 2017 Dynamax DX3 37TS
Kitchen and fireplace inside the 2017 Dynamax DX3 37TS (Freije & Freije Auctioneers)

Rest is not an afterthought either. A king mattress with an i-Cool memory foam sleep system anchors the bedroom, a comfort upgrade that long-haul travelers tend to appreciate more with every mile.

Bedroom with king mattress in the 2017 Dynamax DX3 37TS
The bedroom with king mattress (Freije & Freije Auctioneers)

Year-round comfort comes from an Aqua-Hot 400D diesel heating and hot water system and dual 15,000 BTU roof air conditioners with heat pumps. A 3,000-watt inverter/converter, 50-amp service with a power cord reel, a power water hose reel, whole-coach water filtration, a Sani-Con turbo macerator and an LP quick connect round out the support systems.

Aqua-Hot 400D diesel heating system in the 2017 Dynamax DX3 37TS
Aqua-Hot 400D diesel heating system (Freije & Freije Auctioneers)

Bidding opens at $5 with $5 increments, and the lot page lists a 10% buyer’s premium plus a 2.5% online bidding fee for those bidding online. At the time of writing, the status read pending/consigned not received, so interested buyers should confirm details with Freije & Freije Auctioneers and inspect the coach in person when possible.

Passenger-side view of the 2017 Dynamax DX3 37TS with awning and slide-outs deployed
Passenger-side view of the 2017 Dynamax DX3 37TS (Freije & Freije Auctioneers)

The Fall Big Boy Toy Auction hosted by The Dealer Exchange will be held October 30-31 in Indianapolis, Indiana. With memorabilia and great classic and collector cars on offer, make sure to visit their website to see the lots and get registered to bid. If you are in the area, and would like to consign your car space is still available.

Rear quarter view of the 2017 Dynamax DX3 37TS with awning out
The 2017 Dynamax DX3 37TS ready for its next owner (Freije & Freije Auctioneers)

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By Eve Nowell

Eve is a junior writer who’s learning the ropes of automotive journalism. Raised in a racing legacy family, she’s grown up around engines, stories, and trackside traditions, and now she’s beginning to share her own voice with readers.

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