2027 Dynamax DX3 37RB specs & floorplan
Class C · Diesel · 2027 model year
Explore the 2027 Dynamax DX3 37RB specification sheet: dimensions, weights, sleeping arrangements, tank capacities and available equipment.
Compare this to other models →Source checked 2026-10-25. View manufacturer specifications ↗
Manufacturer pricing
Manufacturer starting MSRP
$476,142
Price details
MSRP is based on a Standard Built Coach (base price), excluding tax, license, registration, freight, additional options, Dealer Prep & Fees.
Price source checked · View manufacturer pricing.
This is a manufacturer reference price, not a dealer sale price or an out-the-door quote.
© Dynamax. Illustration may show optional equipment.
At a glance
- Engine fuel type
- Diesel
- Exterior length
- 40′ 9″
- GVWR
- 33,000 lb
Weight basis: Manufacturer unloaded vehicle weight not published.
Unpublished unloaded weight, cargo capacity and sleeping capacity remain unknown. Receiver rating is not guaranteed available towing capacity. Optional cab-over bunks, theater seats, outside refrigerators and laundry preparation are not assumed installed.
Dealer pricing · USD
Dealer prices & price history
Advertised price history
Price history starts with our first observation. A trend will appear after more daily checks.
Dealer prices
No recently verified advertised prices for this model. This does not mean no dealers have it in stock.
About these prices
- New units only. Prices are advertised offers from a small sample of dealers, not an exhaustive nationwide search or an out-the-door quote. Options and equipment vary by unit.
- Listings are re-checked every 48 hours, and the lowest-priced unit is re-checked daily. Initial collection and source failures can delay updates.
- Price history observations begin when tracking starts; earlier discounts are not reconstructed. History includes listings that may no longer be available.
Payment calculator
Adjust price, down payment, rate and termTap to adjust$3,853/mo20 years at 8.99% APR
- Amount financed
- $428,528
- Total interest
- $496,149
- Total of payments
- $924,677
About this estimate
- An estimate for comparison only, not a loan offer. Your rate and term depend on credit, lender, down payment and the RV.
- Starts from the manufacturer price.
- Sales tax is applied to the price minus the trade-in value. Some states tax RVs differently.
- Tax and fees are added to the amount financed.
- Typical terms used: 10 years under $25,000 financed, 15 years up to $100,000 and 20 years above.
Motorhome
- Engine fuel type
- Diesel
- Chassis
- Freightliner® M2 106 Plus Chassis (33,000 lb GVWR/54,000 lb GCWR)
- Engine
- Cummins® L9 Turbo Diesel Engine (360hp/1,150 torque)
- GCWR
- 54,000 lb
- Published towing / receiver rating
- 20,000 lb
- Fuel tank capacity
- 100 gal
Dimensions & weights
- Exterior length
- 40′ 9″
- Exterior width
- 8′ 5″
- Exterior height
- 12′ 8″
- Shipping / unloaded weight
- Not verified
- GVWR
- 33,000 lb
- Listed cargo capacity
- Not verified
- Listed hitch weight
- Not verified
Living & sleeping
- Sleeping capacity
- Not verified
- Slide-outs
- 3
- Main bed
- King bed (dimensions not labeled)
- Bunk beds
- Not verified
- Dinette
- Not verified
- Bathroom
- Not verified
- Refrigerator
- Not verified
Tanks & everyday features
- Fresh water
- 100 gal
- Gray water
- 52 gal
- Black water
- 52 gal
- Awning length
- 18′ 0″
- Shore power / electrical service
- 50 amp standard
- Solar equipment
- Not verified
- Outdoor kitchen
- Not verified
- Washer/dryer prep
- Not verified
- Microwave
- Not verified
- Cooktop
- Not verified
- Air conditioning
- Not verified
- Electric fireplace
- Not verified
- Backup camera
- Not verified
- Propane tanks
- Not verified
- Tire size
- Not verified
Sources & specification notes
View manufacturer specifications ↗ · Checked .
Unpublished unloaded weight, cargo capacity and sleeping capacity remain unknown. Receiver rating is not guaranteed available towing capacity. Optional cab-over bunks, theater seats, outside refrigerators and laundry preparation are not assumed installed.
“Not verified” means a confirmed value is unavailable. “Not listed” does not mean a feature is absent. Optional equipment is not confirmed as installed. Check the exact model year, configuration and unit labels with the manufacturer. This specification sheet does not establish towing compatibility.
Compare the 37RB with similar RVs
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