2026 Thor Motor Coach Sequence 20U
New Class B in Mount Vernon, Washington, 98273





Unit Specs
- Stock #M3674
- Year2026
- ManufacturerThor Motor Coach
- Make Thor Motor Coach
- ModelSequence
- Floorplan20U
- Type Class B
- ConditionNew
- Mileage2,247 miles
- Length21' 0"
- VIN3C6MRVUG9RE108592
- MSRP $172,231.00
- Price $113,995.00
- Need to know your payment? Use our RV Loan Calculator!
- Engine ManufacturerPentastar VVT
- Engine ModelPentastar VVT
- Fuel TypeGas
- Exterior ColorCOAST/COAST/SLVR
- Sleeps2
2026 Thor Motor Coach Sequence 20U Features
-
Exterior
Awning
2026 Thor Motor Coach Sequence 20U Specifications
MSRP
$165,060
Height
9' 5"
Height (interior)
6' 3"
Length
21' 1"
Width
6' 2"
GVWR
9,350 lbs
Fuel Capacity
24 gal
Sleep Capacity
2
Water Capacity - Black
4 gal
Water Capacity - Fresh
27 gal
Water Capacity - Grey
20 gal
Engine Manufacturer
RAM
Engine Model
3.6L Pentastar V6
Fuel Type
Gas
# Awnings
1
# Axles
2
# Doors
3
Chassis
RAM ProMaster®
# A/C
1
A/C Spec
11,000 BTU Power-Saver, Low-Profile Air Conditioner
Unit Specs
- Stock #M3674
- Year2026
- ManufacturerThor Motor Coach
- Make Thor Motor Coach
- ModelSequence
- Floorplan20U
- Type Class B
- ConditionNew
- Mileage2,247 miles
- Length21' 0"
- VIN3C6MRVUG9RE108592
- MSRP $172,231.00
- Price $113,995.00
- Need to know your payment? Use our RV Loan Calculator!
- Engine ManufacturerPentastar VVT
- Engine ModelPentastar VVT
- Fuel TypeGas
- Exterior ColorCOAST/COAST/SLVR
- Sleeps2
Email Seller
Request More Info on this 2026 Thor Motor Coach Sequence 20U Offered for sale by Poulsbo RV
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