2022 Montana High Country 377FL Front Living | $22K+ Upgrades | 1800W Solar

A 377FL for someone who actually uses their RV like a home base: off-grid capable, remote-work ready , and set up to tow smoothly . If youre looking for a real front-living fifth wheel thats set up for extended stays and off-grid capability, this 2022 377FL stands out. With over $22,000 in upgrades, this RV is Clean, well cared for, and loaded with high-end upgrades, especially the power system. This 377FL combines the luxury Montana front-living layout with a professionally built off-grid electrical system and thoughtful interior improvements.
This unit is clean, well cared for, no leaks, and clear title.

If you're looking for a Montana 377FL that stands out from the rest, this is it. This coach has a major upgraded power system designed for serious travel, off-grid capability, and convenience, not just a basic factory setup. Most 377FLs on the market are standard factory setups. This one has a professionally installed Victron/lithium/solar system (1800W total solar, dual inverters, lithium bank, Cerbo monitoring, EMS, Goose Box, Pepwave/Parsec, etc.), which makes it much more capable for off-grid use, travel, and reliability.

Factory features and layout highlights
- Sleeping Capacity: Up to 10 people with king bedroom, loft bunk area, two sleeper sofas, and convertible dinette.
- Front living room floorplan with four slides and a rear overhead loft
- Front lounge configured with power theater seating and two hide-a-bed sofas
- Free-standing and chairs and dining table
- Residential refrigerator
- Large bathroom with a forty-eight by thirty shower with seat
- Washer/dryer prep
- Rear bedroom with king bed and under-bed storage
- Central vacuum system
- Power awning with LED lighting
- Electric six-point auto-leveling with hitch memory
- Pass-through storage

UPGRADES & EXTRAS BY CATEGORY
Layout and Interior Enhancements
- Reinforced closet shelf for added strength and long-term durability
- Multi-tier spice rack for organized kitchen storage
- Magnetic knife holder for efficient counter space use
- Dimmer switches in living room, kitchen, bathroom, and bedroom

Power and Off-Grid System
- Rooftop solar totaling 1800 watts
- 4 × 206Ah LiFePO4 batteries from SOK Battery (824Ah total)
- Dual inverter/chargers from Victron Energy (MultiPlus-II class)
- Victron Lynx distribution system + shunt
- Cerbo GX with touchscreen monitoring
- Buck-Boost DC converter
- Hardwired EMS surge protection from Progressive Industries
- Built to confidently run appliances and systems without shore power.

Safety and Connectivity
- Cellular connectivity platform from Pepwave (MAX Transit dual-modem router)
- Roof antenna system from Parsec Technologies (Husky Pro class)
- Observation camera system from Furrion (Vision S+ class)
- Two RVLock keypad entry locks from RVLock
- LED reverse light strips for improved nighttime visibility and backing safety

Water and Exterior Upgrades
- Dual canister water filtration
- On-The-Go portable water softener from On The Go
- Premium drinking water hose from Camco
- SnapPads on rear stabilizers from SnapPad
- QwikCamp sewer connection kit from Fernco
- Eight-foot sewer hose storage carrier
- Aftermarket rear ladder

Towing and Hitch Upgrades
- Reese Goose Box rated at twenty-thousand pounds from Reese
- Original Keystone pin box included

Pricing: Serious buyers only. Happy to show the system setup and walk through the upgrades.