Keystone Raptor 351 Highlights Keystone Raptor 351 floorplan Keystone Raptor 351 Top features 11' garage Loft Quick facts Length 39 ft. (468 in.) Max weight 17,000 lbs. Sleeps MSRP $99,555 Price & availability MSRP $99,555 Get a quote Browse used Size & weight Tanks Appliances Towing Size & weight Dimensions Length 39 ft. (468 in.) Height 13.17 ft. (158 in.) Weights Weight (empty) 13,371 lbs Cargo capacity 3,629 lbs. Max weight 17,000 lbs. Tanks Fresh water capacity 106.0 gal. Gray water capacity 82.0 gal. Waste water capacity 44.0 gal. Appliances Propane 60 lbs. Awnings (2) Powered 34 ft. (408 in.) total Towing