2015 Heartland Bighorn 3750
This 2015 Heartland Bighorn 3750 is a luxury fifth-wheel designed for premium full-time RV living. Featuring multiple slide-outs that open up the front-living room, this 40-foot model sleeps up to 6 guests with a rear queen master bedroom and multiple sleeping configurations. The well-equipped kitchen includes residential appliances and solid-surface countertops, while dual air-conditioning systems ensure year-round comfort. With 50-amp electrical service, auto-leveling, heated underbelly, and premium features including fireplace, power awning, and residential-grade finishes, this Bighorn is ready for extended travel or stationary living.
Features
Aluminum Wheels
Exterior Speakers
Heated and Enclosed Underbelly
Outdoor Kitchen
Power Awning
Rear Ladder
Slide Topper Awnings
Spare Tire
Tinted Windows
Fireplace
King Bed
LED Lighting
Residential Refrigerator
Solid Surface Countertops
Theater Seating
Tri-Fold Sofa
Backup Camera Prep
Electronic Sway Control
Tire Pressure Monitoring Prep
50 Amp Service
Auto-Leveling System
Dual ACs
Inverter
Roof Solar Panel
Solar Prep
Washer/Dryer Prep
1. Luxury Fifth Wheel Living
Premium full-time-ready fifth wheel with residential finishes and spacious slide-out design that creates an open, luxurious living environment.
2. Front Living Floor Plan
Expansive front-facing living area with theater-style seating and fireplace, ideal for entertaining or enjoying scenic campground views.
3. Master Bedroom Suite
Private rear bedroom with queen bed and ensuite bathroom, offering comfortable sleeping quarters separate from living spaces.
4. Full Kitchen Amenities
Residential-quality kitchen with solid-surface countertops, gas cooktop, and residential refrigerator—perfect for full-time cooking needs.
5. Premium RV Features
50-amp electrical service, dual air conditioning, auto-leveling, heated underbelly, power awning, and washer/dryer prep for comfortable extended travel.



