LEGO Technic 42120 Rescue Hovercraft

LEGO Technic set 42120, Rescue Hovercraft, depicts a rescue hovercraft within the Technic theme. Released in 2021, it contains 457 pieces and focuses on a specialized vehicle subject, with the build centered on Technic construction rather than minifigure based storytelling.

Set 42120 sits in the Technic range as a rescue vehicle with an uncommon form. The hovercraft subject suggests operation over water or difficult surfaces in play, while keeping the emphasis on the vehicle’s shape, structure and mechanical style rather than on a licensed setting.

Its construction uses the Technic vocabulary of beams, axles, connectors and panels to represent the hull, cabin area and rear section of the craft. The French retail title also refers to an aircraft as an alternative build, placing the set among transformable Technic models.

It works for vehicle play, display, or as part of a Technic collection focused on service and rescue machines. Compared with more conventional road based Technic subjects, this set stands out through its hovercraft theme and the absence of characters. It is best understood as a compact technical vehicle model rather than a scene set.

Inventory of set 42120

The inventory of set 42120 lists 457 pieces, spare parts excluded: 115 different lots (one shape in one color) for 101 part shapes. The box also contains 17 spare parts, for small elements that are easy to lose.

Colors of set 42120

Main color: black, making up 39% of the parts, followed by blue (17%) and light bluish gray (9%).

Part types

Most common parts in set 42120

99 of the 101 part shapes in this set have their own page on Setopedia, with their colors, element numbers and the other sets that use them. See all LEGO parts

Exclusive parts in set 42120

One part shape in set 42120 appears in no other set in the catalog, most often a printed element, a sticker or a mold specific to the model. If it gets lost, you will need to look for it individually, for example on BrickLink, rather than in another set. Counting colors, 2 lots in the set are not found in any other set.

Rebuilding set 42120 from another set

Share of the parts of set 42120 found in each of these similarly sized sets, counting shape, colour and quantity:

No similarly sized set goes above 56%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 42120 within its line

With 457 pieces, set 42120 ranks #203 out of 443 Technic sets in our database, which have an average of 658 parts. Among the 519 sets released in 2021, it ranks #150.