Keystone Retreat 39FDEN

Name: Keystone Retreat 39FDEN
Brand: Keystone

Travel trailerbuilt 2020–20Mixed build tierFindable on the used market

WHAT ONE COSTS

$31,700est. used (2020, 6 yr old)

Sticker was $51,617 in 2020. Out of production since 2020, so the used market is the only way to buy one. Estimate assumes a 2020 unit.

WHAT IT WEIGHS BEHIND YOUR TRUCK

~11,952 lbestimated as towed, for 2 people

dry weight 10,710 lb + fresh water (53 gal, full) 442 lb + propane + battery 200 lb + gear for 2 600 lb. Brochure dry weight omits water, propane, batteries and your gear; this estimate doesn't.

You want a tow rating around13,280 lb (10% margin)

GVWR (the sticker maximum)13,200 lb

Tongue weight, loaded~1,401 lb (12%)

Cargo capacity2,490 lb

WHICH TOW VEHICLES IT FITS: 22 OF 95

Judged the way the app judges: estimated loaded weight against each vehicle's rating less a 10% margin, per model year, because the 39FDEN's published weights held steady.

VEHICLE	TOW RATING	VERDICT
Chevrolet Silverado / GMC Sierra 1500 (6.2 V8, max tow) '19-26	13,300 lb	fits, loaded, with 10% margin
Chevrolet Silverado / GMC Sierra 2500HD (Duramax, max tow) '24-26	22,500 lb	fits, loaded, with 10% margin
Chevrolet Silverado / GMC Sierra 2500HD (Duramax) '20-23	18,510 lb	fits, loaded, with 10% margin
Chevrolet Silverado / GMC Sierra 2500HD (Duramax) '11-19	18,100 lb	fits, loaded, with 10% margin
Chevrolet Silverado / GMC Sierra 3500HD (Duramax DRW, gooseneck) '20-26	36,000 lb	fits, loaded, with 10% margin
Chevrolet Silverado / GMC Sierra 3500HD (Duramax DRW, gooseneck) '11-19	23,300 lb	fits, loaded, with 10% margin
Ford F-150 (3.5 EcoBoost, max tow) '24-26	13,500 lb	fits, loaded, with 10% margin
Ford F-150 (3.5 EcoBoost, max tow) '21-23	14,000 lb	fits, loaded, with 10% margin
Ford F-250 Super Duty (6.7 diesel, gooseneck) '20-22	22,800 lb	fits, loaded, with 10% margin
Ford F-250 Super Duty (6.7 diesel, tow pkg) '17-19	18,000 lb	fits, loaded, with 10% margin
Ford F-250 Super Duty (6.7 diesel) '11-16	16,600 lb	fits, loaded, with 10% margin
Ford F-250 Super Duty (6.7 HO diesel, gooseneck) '23-26	23,000 lb	fits, loaded, with 10% margin
Ford F-350 Super Duty (6.7 diesel DRW, gooseneck) '17-19	32,500 lb	fits, loaded, with 10% margin
Ford F-350 Super Duty (6.7 diesel DRW, gooseneck) '20-22	37,000 lb	fits, loaded, with 10% margin
Ford F-350 Super Duty (6.7 diesel DRW, gooseneck) '11-16	21,600 lb	fits, loaded, with 10% margin
Ford F-350 Super Duty (6.7 HO diesel DRW, gooseneck) '23-26	38,000 lb	fits, loaded, with 10% margin
Ford F-450 Super Duty (6.7 HO diesel DRW, gooseneck) '23-26	40,000 lb	fits, loaded, with 10% margin
Ram 2500 (6.7 Cummins HO) '19-26	20,000 lb	fits, loaded, with 10% margin
Ram 2500 (6.7 Cummins) '11-18	17,980 lb	fits, loaded, with 10% margin
Ram 3500 (6.7 Cummins DRW, gooseneck) '13-18	31,210 lb	fits, loaded, with 10% margin
Ram 3500 (6.7 Cummins HO DRW, gooseneck) '25-26	36,610 lb	fits, loaded, with 10% margin
Ram 3500 (6.7 Cummins HO DRW, gooseneck) '19-24	37,090 lb	fits, loaded, with 10% margin

The 73it doesn't fit

Chevrolet Colorado / GMC Canyon (2.7 Turbo HO, tow pkg) '23-26: over by ~5,022 lb loaded
Chevrolet Colorado / GMC Canyon (2.8 Duramax) '15-22: over by ~5,022 lb loaded
Chevrolet Silverado 1500 (max tow) '14-18: over by ~702 lb loaded
Chevrolet Silverado EV (4WT) '24-26: over by ~702 lb loaded
Chevrolet Suburban (5.3 V8, max tow) '21-26: over by ~4,482 lb loaded
Chevrolet Tahoe (5.3 V8, max tow) '21-26: over by ~4,392 lb loaded
Chevrolet Traverse (tow pkg) '18-26: over by ~7,452 lb loaded
Chrysler Pacifica '17-26: over by ~8,712 lb loaded
Dodge Durango (5.7 / 6.4 Hemi, tow pkg) '14-26: over by ~4,122 lb loaded
Ford Bronco 4-dr (2.7 EcoBoost, tow pkg) '21-26: over by ~7,902 lb loaded
Ford Expedition (3.5 EcoBoost, tow pkg) '25-26: over by ~3,312 lb loaded
Ford Expedition (3.5 EcoBoost, tow pkg) '18-24: over by ~3,582 lb loaded
Ford Explorer (3.0 EcoBoost, tow pkg) '20-26: over by ~6,912 lb loaded
Ford F-150 (3.5 EcoBoost, max tow) '15-20: over by ~72 lb loaded
Ford F-150 (3.5 EcoBoost, max tow) '11-14: over by ~1,782 lb loaded
Ford F-150 Lightning (max trailer tow) '22-26: over by ~2,952 lb loaded
Ford Maverick (2.0 EcoBoost, 4K tow pkg) '22-26: over by ~8,352 lb loaded
Ford Ranger (2.3 EcoBoost, tow pkg) '19-23: over by ~5,202 lb loaded
Ford Ranger (2.7 EcoBoost, tow pkg) '24-26: over by ~5,202 lb loaded
Ford Transit (HD tow pkg) '15-26: over by ~5,742 lb loaded
GMC Acadia (tow pkg) '20-26: over by ~7,452 lb loaded
GMC Hummer EV Pickup '22-26: over by ~5,202 lb loaded
GMC Sierra EV '24-26: over by ~1,152 lb loaded
GMC Yukon / Yukon XL (5.3 V8, max tow) '21-26: over by ~4,392 lb loaded
Honda Odyssey '18-26: over by ~8,802 lb loaded
Honda Passport (AWD) '19-26: over by ~7,452 lb loaded
Honda Pilot (AWD, tow pkg) '16-26: over by ~7,452 lb loaded
Honda Ridgeline (AWD) '17-26: over by ~7,452 lb loaded
Hyundai Palisade (tow pkg) '20-26: over by ~7,452 lb loaded
Hyundai Santa Cruz (2.5T AWD) '22-26: over by ~7,452 lb loaded
Jeep Gladiator (3.6 V6, max tow) '20-26: over by ~5,022 lb loaded
Jeep Grand Cherokee (5.7 Hemi) '11-21: over by ~5,472 lb loaded
Jeep Grand Cherokee (WL, tow pkg) '22-26: over by ~6,372 lb loaded
Jeep Grand Cherokee L (5.7 Hemi) '21-26: over by ~5,472 lb loaded
Jeep Grand Wagoneer (Hurricane, max tow) '22-26: over by ~3,087 lb loaded
Jeep Wagoneer (Hurricane, max tow) '22-26: over by ~2,952 lb loaded
Jeep Wrangler Unlimited 4-dr (tow pkg) '18-26: over by ~8,802 lb loaded
Kia Telluride (tow pkg) '20-26: over by ~7,002 lb loaded
Land Rover Defender '20-26: over by ~4,572 lb loaded
Land Rover Discovery '17-26: over by ~4,572 lb loaded
Lexus GX 550 (tow pkg) '24-26: over by ~3,767 lb loaded
Lexus LX 600 '22-26: over by ~4,752 lb loaded
Mazda CX-90 (3.3 turbo, tow pkg) '24-26: over by ~7,452 lb loaded
Mercedes-Benz Sprinter '19-26: over by ~5,202 lb loaded
Nissan Armada (3.5 twin-turbo, tow pkg) '25-26: over by ~4,302 lb loaded
Nissan Armada (tow pkg) '17-24: over by ~4,302 lb loaded
Nissan Frontier (3.8 V6, tow pkg) '22-26: over by ~5,517 lb loaded
Nissan Pathfinder (tow pkg) '22-26: over by ~6,552 lb loaded
Nissan Titan (5.6 V8, tow pkg) '17-24: over by ~3,167 lb loaded
Nissan Titan XD (Cummins diesel) '16-19: over by ~512 lb loaded
Ram 1500 (3.0 Hurricane, max tow) '25-26: over by ~1,502 lb loaded
Ram 1500 (5.7 Hemi eTorque, max tow) '19-24: over by ~477 lb loaded
Ram 1500 (5.7 Hemi, max tow) '11-18: over by ~2,392 lb loaded
Ram ProMaster '14-26: over by ~5,732 lb loaded
Rivian R1S '22-26: over by ~5,022 lb loaded
Rivian R1T '22-26: over by ~2,052 lb loaded
Subaru Ascent '19-26: over by ~7,452 lb loaded
Subaru Outback (XT / Wilderness) '20-26: over by ~8,802 lb loaded
Tesla Cybertruck '24-26: over by ~2,052 lb loaded
Tesla Model X (tow pkg) '16-26: over by ~7,452 lb loaded
Tesla Model Y (tow pkg) '21-26: over by ~8,802 lb loaded
Toyota 4Runner (4.0 V6) '11-24: over by ~7,452 lb loaded
Toyota 4Runner (i-Force Max) '25-26: over by ~6,552 lb loaded
Toyota Grand Highlander (i-Force Max) '24-26: over by ~7,452 lb loaded
Toyota Highlander (tow pkg) '20-26: over by ~7,452 lb loaded
Toyota Land Cruiser (i-Force Max) '24-26: over by ~6,552 lb loaded
Toyota Sequoia (i-Force Max, tow pkg) '23-26: over by ~3,382 lb loaded
Toyota Sienna '21-26: over by ~8,802 lb loaded
Toyota Tacoma (i-Force Max, tow pkg) '24-26: over by ~6,102 lb loaded
Toyota Tacoma (V6, tow pkg) '16-23: over by ~5,832 lb loaded
Toyota Tundra (5.7 V8, tow pkg) '11-21: over by ~2,772 lb loaded
Toyota Tundra (i-Force Max, tow pkg) '22-26: over by ~1,152 lb loaded
Volkswagen Atlas (tow pkg) '18-26: over by ~7,452 lb loaded

These verdicts assume 2 people aboard with typical gear. See the margin for your truck and your crew →

THE SPECS

Length40.9 ft

Height (incl. A/C)12.6 ft

Width8.5 ft

GVWR13,200 lb

Dry weight10,710 lb

Dry tongue weight1,255 lb

Cargo capacity2,490 lb

Sleeps4

Slide-outs3

Axles2

Fresh water53 gal

Grey water78 gal

Black water39 gal

Air conditioning15,000 BTU

A missing row means the maker never published that figure: unknown, not zero.

WHERE PEOPLE SLEEP

1× King bed(Permanent)72×80
1× 72-inch sleeper sofa(Convertible)—

HOW IT'S BUILT: 1/5

WallsWood frame + siding

FrameWood

RoofStandard

UnderbellyEnclosed

Keystone (Mixed tier): Retreat Destination Trailer

YEAR BY YEAR: WHAT CHANGED

2020Introduced

FINDING ONE

Findable: a few listed nationwide most weeks. Why: Keystone is a volume manufacturer; only one model year. Estimated from build volume and production span, not a count of live listings.

OUR TAKE

Front den layout for a couple parked for the season.

OTHER RETREAT FLOORPLANS

391CLDL · 15,790 lb · sleeps 9 391FDEN · 13,200 lb · sleeps 4 391FKSS · 13,350 lb · sleeps 4 391FLFT · 14,000 lb · sleeps 7 391FLRS · 13,400 lb · sleeps 4 391FLSL · 15,655 lb · sleeps 6 391FSRL · 15,700 lb · sleeps 8 391HBDL · 15,655 lb · sleeps 9 391LOFT · 13,925 lb · sleeps 6 391MBNK · 13,190 lb · sleeps 7 391MKTS · 13,925 lb · sleeps 4 391RDEN · 13,470 lb · sleeps 6 391RS · 15,655 lb · sleeps 4 39CLDL · 15,772 lb · sleeps 9 the whole line →

Find one for sale

Live listings for the 39FDEN on the big marketplaces. Each search opens pre-filled with this exact floorplan:

RV Trader ↗Camping World ↗FB Marketplace ↗Google ↗

Inventory varies by site and day. Slim pickings? search the whole Retreat line ↗

Is the 39FDEN your #1, or just a spec sheet?

These are the facts. Whether it beats the other six thousand rigs for you depends on what you care about. Set your priorities as sliders, switch on your hard limits, and watch the whole market re-rank around them. Every exclusion explained, every margin shown.

See where it ranks for you →

Data compiled from dealer and aggregator listings, retrieved 2026-07.