For sale: travel trailers / lakewood, nj description: 2015 Airstream International Serenity 30w lounge, oyster ultraleather interior, loaded, lowest price guaranteed, we will not be undersold!!! Stock#10342 msrp:$101,520.00, for a full description, floor plans, features, specifications, additional photos and options for this Airstream please visit our colonial Airstream website: features: fresh water tank capacity: 54 black water tank capacity: 38 grey water tank capacity: 38 # ac units: 2 ac specifications: 15,000 & 13,500 payload capacity: 2418 hitch weight capacity: 880 interior color: oyster/asian sand exterior color: silver