On Amazon.com where you can now get this
LEGO City Great Vehicles Heavy Cargo Transport Building Kit for only $18.99 (regularly $29.99).

This LEGO Building Kit features a heavy truck with opening cab, toolbox and bull bars, a detachable extended flatbed trailer truck toy, plus a helicopter with spinning rotors, opening cockpit and a chain. This great toy helicopter transport model building toy also includes 2 minifigures: a truck driver and a helicopter pilot.