2025 Heartland Heartland Bighorn 3375SS
Heartland·Fifth Wheel·2025

Heartland Bighorn 3375SS

4.4(3,500 reviews)
|38 ft|12,500 lbs|Sleeps 4

The Heartland Bighorn 3375SS is a luxury fifth wheel with a spacious rear living layout. Known for quality construction and full-timer-friendly features like a washer/dryer prep and residential appliances.

Full-TimeLuxurySnowbirds4-Season

MSRP from

$85,000

$$$ Premium

Solar200W
Slide-Outs3

Specifications

Length

38 ft

Weight

12,500 lbs

Sleeps

4

Fresh Water

65 gal

Gray Water

80 gal

Black Water

40 gal

Features

Triple Slide-Outs
King Bed
Residential Fridge
Free-Standing Dinette
Fireplace
Theater Seating
Central Vacuum

Highlights

Road Armor suspension absorbs bumps better than most fifth wheels
Heartland's build quality rivals Grand Design at a lower price point
Central vacuum system is a surprisingly useful full-timer feature

What Owners Say

Based on 2,100 online discussions

The Heartland Bighorn 3375SS is a mid-profile, multi-slide fifth wheel pitched at full-timers and serious long-haul campers who want a residential interior without a six-figure price tag. Around $85K it delivers a lot of trailer — a real kitchen, comfortable living space, generous tanks, and basement storage — in a package that tows far more stably than a bumper-pull of the same size thanks to the fifth-wheel hitch. For the buyer prioritizing living space and dollar-for-dollar value, it's an appealing platform, and the owners who get a good one tend to keep them for years.

The catch, well documented across Heartland forums, is water. The Bighorn's most persistent complaint is water intrusion: bedroom slides leaking onto the floor, roof leaks traced to the wrong sealant, slide-outs that don't seal tightly, and in worse cases rotted slide floors and a flooded underbelly. Pair that with cheap interior trim that falls off, low-grade furniture, and a customer-service experience that has left some owners feeling blamed rather than helped, and the picture is clear: this is a value rig that rewards a buyer who inspects relentlessly, reseals proactively, and stays on top of maintenance. The owners who do that — and several have full-timed happily for years — speak well of it.

It's best for the value-focused full-timer or long-term camper who wants maximum living space per dollar and is comfortable being hands-on with upkeep and warranty follow-up. Cross-shop it against a Grand Design Solitude or Reflection, which generally earn stronger build-quality marks but cost more, and against the Airstream Classic 33FB, a totally different (and far pricier) towable that trades the Bighorn's space and slides for an iconic shell and bulletproof resale. The Bighorn 3375SS wins on space-per-dollar; just budget for sealant, inspections, and patience with the first-year punch list.

What Owners Love

  • Residential, full-time-ready interior with multiple slides, a real kitchen, and a comfortable living area that makes long stays genuinely livable
  • Strong value pricing around $85K undercuts comparably sized luxury fifth wheels while still delivering a high-end-feeling floorplan
  • Mid-profile fifth-wheel design lowers towing height versus full-height rigs, easing wind drag and clearance worries somewhat
  • Owners who full-time report years of happy use — one logged seven years living in his Bighorn and planned to buy another Heartland

Common Complaints

  • Water intrusion is the signature complaint — owners report bedroom slides leaking water into the floor, roof leaks from wrong sealant, and rotted slide floors
  • Interior materials feel cheap for the segment: flimsy wood trim falling off, low-grade furniture, and finish that doesn't always match the marketing
  • Slide-outs that don't seal tightly when closed let in water, dust, and drafts — a recurring structural gripe across model years
  • Heartland's customer service has frustrated owners; some report the company blaming the customer for 'lack of maintenance' rather than owning poor workmanship

Frequently Asked Questions

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