Jayco Jay Flight · 2021–2024174BH

The Jay Flight 174BH is one of Jayco's Jay Flight travel trailers, the mass-market nameplate and the volume seller in Jayco's towable range. This page covers one model year of it — the 2024 174BH, exactly as Jayco published it — because the numbers that decide whether your truck can pull this trailer are not the same from one year to the next.

For the 2024 model year Jayco published a 4,150-pound GVWR on a 3,140-pound dry weight, 1,010 pounds of published cargo capacity, a 310-pound dry tongue weight. That dry tongue is 10% of the dry weight, below the 10–15% band conventionally quoted for a bumper-pull trailer. Tongue weight is not fixed — it moves with how the trailer is loaded, and weight added ahead of the axles raises it. Check the loaded tongue against the hitch receiver's rating and the tow vehicle's payload rather than against the tow rating alone. The 2024 trailer left the factory on ST205/75R14'D' tyres; the load range in that code is part of the axle rating and a replacement set has to match it.

Against the 2023 build of the same floorplan, 6 published fields moved. The full comparison is in section 02, and it is drawn from two separate verified factory records rather than from one record and an assumption about the other.

A 2024 trailer is close to current as of 2026, but section 05 still applies: check it against its build date rather than its model year. Jayco commonly builds a model year well before the calendar year turns, and the tyre date codes have to be read against the build month, not the badge.

How the 174BH differs from the other 122 Jay Flight floorplans. Most distinctive first. Sibling pages may cover other model years than this one (2021–2024). How these ranks are worked out.

• Exterior height, 9 ft 2 in: shared with the 154BH and 195RB; of 109, three lower and 103 taller, nearest the 295BHS and 34RSBS (6 ft 9 in) and the 130RD, 170BH and four others (9 ft 5 in).
• Dry weight, 3,140 lb: thirteenth-lightest of 123, between the 170FQ (3,060 lb) and the 172DBW (3,180 lb).
• Cargo capacity, 1,010 lb: thirteenth-smallest of 123, between the 195RB (980 lb) and the 197MB (1,030 lb).
• Length, 21 ft 8 in: fourteenth-shortest of 123, between the 184BS (21 ft 7 in) and the 195RB (21 ft 10 in).
• GVWR, 4,150 lb: fifteenth-lowest of 123, between the 172DB, 172DBW and 195RB (3,995 lb) and the 183RB (4,350 lb).
• Dry tongue weight, 310 lb: shared with the 140TBW; of 122, ten lighter and 110 heavier, nearest the 175FQ (305 lb) and the 170BH (325 lb).
• Dry tongue weight as a share of dry weight, 9.9%: shared with the 265MWS; of 122, ten smaller and 110 larger, nearest the 130BH and 195RB (9.8%) and the 154BH and 225MLSW (10%).
• Black tank, 19.9 gal: smallest of 121, level with the 130RDW, 154BH and eleven others; next are the 180LK and 180LKW (20 gal).
• Grey tank, 19.9 gal: shared with the 130BHW, 130RD and thirteen others; of 118, one smaller and 101 larger, nearest the 130BH (19 gal) and the 180LK and 180LKW (20 gal).
• Fresh tank, 30 gal: shared with the 130BH, 130BHW and 23 others; of 123, one smaller and 96 larger, nearest the 183RB (20 gal) and the 242BHS, 263RBS and 295BHS (38 gal).
• Interior height, 6 ft 6 in: shared with the 130BH, 130BHW and 27 others; of 123, one lower and 92 taller, nearest the 183RB (6 ft 5 in) and the 40LSDL (6 ft 7 in).
• Sleeping capacity, 5: shared with the 212QB, 212QBW and three others; of 110, 31 smaller and 73 larger, nearest the 130BH, 130BHW and 24 others (4) and the 170BH, 172DB and seventeen others (6).
• Cargo capacity as a share of GVWR, 24.3%: shared with the 197MBW and 224BHW; of 123, 74 smaller and 46 larger, nearest the 38BHDS (24.2%) and the 38FDDS (24.4%).

Next to the 170FQ (2025–2027 page), the nearest lighter floorplan by dry weight, the 174BH is 80 lb heavier by dry weight, has a GVWR 300 lb higher, has 220 lb more cargo capacity, has a dry tongue weight 35 lb heavier, is 3 in longer, stands 3 in lower and sleeps one more; the two publish the same interior height, fresh tank, grey tank and black tank.

Next to the 172DBW (2026–2027 page), the nearest heavier floorplan by dry weight, the 174BH is 40 lb lighter by dry weight, has a GVWR 155 lb higher, has 195 lb more cargo capacity, has a dry tongue weight 105 lb lighter, is 9 in shorter, stands 5 in lower, has a grey tank 20.1 gal smaller, has a black tank 20.1 gal smaller and sleeps one fewer; the two publish the same interior height and fresh tank.

This floorplan has a published factory record for 4 model years here, 2021 to 2024. The specification does not hold still: GVWR runs from 3,750 lb (2021) to 4,150 lb (2024); dry weight runs from 3,075 lb (2021) to 3,145 lb (2023); dry tongue weight runs from 265 lb (2022) to 325 lb (2023). The published sleeping capacity changes across the years: 4-5 in 2022, up to 5 in 2023–2024. Each year’s complete record is printed separately below, carrying only that year’s own published figures and source. Nothing is copied across from a neighbouring year.

Jayco changed 6 of the published fields between the 2023 and 2024 174BH. Every figure in both columns is that model year's own factory record — nothing here is carried across from the other year.

A full 30-gallon fresh tank is about 249 lb of water (water counts as cargo: 49 CFR 571.110 S9.3.2), 25% of the 174BH’s 1,010 lb cargo capacity, leaving 761 lb (152 lb per rated berth). Across 123 Jay Flight floorplans the water share runs 13% to 47%, and 77 give up more than this one. Nearest on that share: Jay Flight 295BHS at 24% and Jay Flight 260BH at 25%. Your own unit’s figure is on the label inside its entry door (49 CFR 571.110 S9.3.3).