01 What makes it unique
The Jay Flight SLX 170BH is the entry point to America's best-selling travel trailer line, and it does something genuinely useful at the smallest size: it sleeps a family. A permanent front queen bed and a set of rear corner bunks let it sleep six in a trailer just 21 feet 3 inches long on a single axle, with a dry weight of 3,025 pounds and a 3,750-pound GVWR — light enough for a wide range of mid-size SUVs and half-ton trucks.
It rides on Jayco's conventional build: a fully-integrated A-frame, the Magnum Truss roof system, galvanized impact-resistant wheel wells, and an enclosed underbelly. This is the Sport Edition trim, so it carries an 8,000-BTU wall-mount air conditioner and Jayco's value kit — power tongue jack, Solid Step entry, and backup-camera prep — rather than the larger roof A/C of the bigger plans. Inside, a 30-gallon fresh tank (oversized for the segment) and 20/20 gray and black tanks suit weekend and week-long trips.
The trade for the small size is living space and capacity: 725 pounds of payload is modest, and at sleeps-six the bunks and dinette do double duty. But for a first trailer, for grandparents hauling grandkids, or for anyone with a smaller tow vehicle who still needs real berths, the 170BH is one of the most towable family bunkhouses on the market and starts the line near $18,000.
02 Full specifications
Dimensions
- Exterior length
- 21' 3"
- Exterior width
- 8' 0"
- Exterior height
- 9' 5"
- Interior height
- 6' 6"
Weights
- Dry / unit base weight
- 3,025 lbs
- GVWR (max loaded)
- 3,750 lbs
- Net cargo / payload
- 725 lbs
- Axle count
- 1 (single)
Capacities
- Fresh water
- 30 gal
- Grey water
- 20 gal
- Black water
- 20 gal
- Refrigerator
- Not published*
Construction
- Frame
- Fully-integrated A-frame · steel
- Roof
- Magnum Truss · one-piece
- Underbelly
- Enclosed & heated
- Body
- Laminated stick-built · fiberglass
Running gear
- Axles
- 1 (single)
- Hitch
- Bumper Pull
- Wheel wells
- Galvanized · impact-resistant
- Brakes
- Electric self-adjusting
Galley & bath
- Cooktop
- 3-burner recessed
- Refrigerator
- Not published*
- A/C
- 8K BTU wall-mount A/C
- Water heater
- Tankless / gas-electric
Sleeping & layout
- Sleeps
- 6
- Primary bed
- Front queen
- Layout
- Front Queen + rear corner double bunks
- Awnings
- 1
03 Jay Flight SLX floorplan family
Jayco's Jay Flight SLX line — America's best-selling travel trailer for over 20 years, now a single unified line spanning compact single-axle couples' trailers up through 34-foot family bunkhouses. The 170BH on this page is highlighted; each other profiled plan links to its own page. The full line runs more than fifty floorplans; the highest-demand layouts are detailed here and the rest are catalogued on the line hub.
| Floorplan | Nominal | Sleeps | Notable |
|---|---|---|---|
| 170BH | 21 ft | 6 | Smallest bunkhouse; single-axle; front queen |
| 175BH | 22 ft | 6 | Compact bunkhouse; bath sink; single-axle |
| 210QB | 26 ft | 4 | Rear-living couples coach; dual wardrobes |
| 250BH | 28 ft | 8 | Mid double-bunkhouse; family volume |
| 261BHS | 30 ft | 10 | Bunkhouse + slide; sleeps 10 |
| 284BHS | 34 ft | 9 | Big-family bunkhouse + outdoor kitchen |
Most Jay Flight SLX floorplans are also offered in a western "W" / Baja edition (wide-stance axle, off-road tires, enclosed underbelly) built at Jayco's western plant. Lengths, weights and equipment can differ slightly between eastern and western builds — always confirm against the unit's own weight sticker. Additional floorplans (couples' rear-bath, rear-kitchen, Murphy-bed and toy-hauler layouts) are documented on the line hub.
04 What owners & reviewers report
Family berths at the smallest size
A front queen plus rear corner bunks let a 21-foot single-axle trailer sleep six — the 170BH's reason for being and a rarity this small.
Genuinely light to tow
At 3,025 lb dry and a 3,750-lb GVWR, it's within reach of many mid-size SUVs — no half-ton required.
Oversized fresh tank
A 30-gallon fresh tank is large for a trailer this size, stretching time between fills on longer or off-grid-ish stays.
Sport Edition A/C is small
The 8,000-BTU wall-mount A/C cools the compact cabin but is modest; in peak heat the larger plans' roof units have more headroom.
05 How it compares
A foot longer with a bathroom sink and revised galley — the natural upgrade if the 170BH feels tight.
The other volume value bunkhouse at this size — compare build, tank sizes and price head-to-head.
A premium-mainstream compact — more residential finish at a higher price than the SLX.