2026 Forest RiverAurora Light 21BH

The 21BH takes the family formula — rear bunks, mid kitchen, front bed — into the full-width 96-inch body without adding a slide, and the weight ticket shows it: 4,575 pounds dry, a 514-pound tongue (lighter than the smaller 18BHSX) and a full 2,000 pounds of cargo margin. No slide also means no slide seals, motors or maintenance — a genuine value argument, not just a cost cut.

Equipment follows the mid-roster set: the 10.7-cubic-foot GE 12-volt refrigerator, the 13,500-BTU GE ducted heat pump, the GE tankless water heater and the seamless lifetime-warranty roof on the Norco electromagnetic powder-coated chassis. The factory prints a 6,575-pound GVWR; 4,575 plus 2,000 equals it exactly.

One sourcing note is flagged plainly: Forest River does not print per-plan axle counts, and the RVUSA catalog — the sole source — records the 21BH as a single-axle build with a 6-foot-6 interior, unusual at this width and worth eyeballing on the lot. Buyers wanting the 6-foot-9 interior and tandem running gear should read the 22EPIC one row up.

Forest River's Aurora Light line — the lightweight tier of the Aurora family: a 2026 roster that runs from 16-foot single-axle X-series compacts a mid-size SUV can pull to a 36-foot-2 quad-bunk family flagship, on the same Norco electromagnetic powder-coated chassis with a 13,500-BTU GE ducted heat-pump air conditioner, a GE tankless water heater and a seamless roof membrane standard. Eight plans are profiled in depth; the full roster including catalogued, deferred and dealer-stock-only plans lives on the Aurora Light hub with verified weights.

This floorplan carries its water comfortably. A full 38-gallon fresh tank is roughly 16% of the 2,000-pound cargo capacity, leaving the Aurora Light 21BH with a usable gear budget even when you tow full.

The published dry tongue weight of 514 pounds is 11% of the 4,575-pound dry weight, which sits inside the 10–15% band usually quoted for stable towing. It is still a dry figure: loading the front pass-through and the fresh tank both push it up.

Nothing above changes the ceiling. Loaded to its 6,575-pound GVWR the Aurora Light 21BH is towing 2,000 pounds more than its 4,575-pound dry figure, and that is the number your vehicle has to be rated for — not the brochure weight.

Tank balance is generous here: 38 gallons of fresh against 44 grey and 30 black, so waste capacity keeps pace with supply and the fresh tank is the constraint that ends a dry stay.

Ranked by GVWR, the Aurora Light 21BH sits 4 of 8 in the Aurora Light line: 6,575 pounds against a line that runs from 4,454 to 8,874 pounds. That position is the useful thing to know, because the plans immediately either side of it are the real alternatives.

Either side of it in the same line: Aurora Light 26BH is 57 pounds lighter at 6,518 lb GVWR; and Aurora Light 22EPIC is 231 pounds heavier at 6,806 lb GVWR.

Against the Aurora Light 21BH: the IBEX 23MBH is 25 lb heavier; the Forest River No Boundaries NB19.0 is 32 lb lighter and 1 ft shorter and sleeps 4 fewer; the Coachmen Catalina 261BH is 57 lb lighter and 3 ft longer and sleeps 1 more. Those are differences in the published numbers only — what they cost, how they are built and how they live are separate questions each of those pages answers on its own terms.

Those are the nearest travel trailers from other lines by weight — one per line, picked by proximity on that figure and nothing else. They are listed so the same tow vehicle can be checked against real alternatives, not because they are equivalent inside; layout, build and price diverge sharply across that group.

For scale, the Aurora Light floorplans profiled here run 3,109 to 7,374 pounds dry and 20 to 36 feet of exterior length across 8 plans. Where a floorplan falls in that spread usually says more about which vehicle can tow it, and which site it fits, than the layout name does.

Every profiled floorplan in this line, with the full weight table, is on the Aurora Light line hub.

This catalog tracks 18 specification fields per floorplan. Named sources publish 15 of them for the Aurora Light 21BH. The rest are not shown, because the alternative is reading a figure across from a sibling floorplan or from what the segment usually does — and a number nobody published is worth less than an admitted gap.

Not published for this floorplan: slide count, tire specification, awning. If you find one of these in a manufacturer document for this plan, it belongs on this page.

The completeness figure at the foot of this page (94%) measures the same thing on the full field set: it is a measurement of how much this floorplan’s manufacturer publishes, not of how much research went into the page.

Values on this page carrying an asterisk were derived by arithmetic from published figures, or come from a single source, rather than being printed directly by the manufacturer. The flag travels with the number into the downloadable spec sheet.

How every figure here was sourced and checked is set out on the methodology page.