LEGO Star Wars 75440 AT-AT

LEGO Star Wars 75440 AT-AT is a 2026 set based on the Imperial walker from the Star Wars saga.

The AT-AT is one of the most recognizable Imperial vehicles in Star Wars, strongly associated with the Empire’s ground forces. Set 75440 approaches it as a model of the walker rather than a minifigure scale playset, placing it within the Star Wars theme as a vehicle focused display piece.

This set appears in our LEGO Star Wars 2026 guide, which places it against the other versions.

This set appears in our LEGO AT-AT guide, which places it against the other versions.

This set is mainly suited to adults and collectors who want a compact AT-AT representation for a shelf or display case. In a LEGO Star Wars collection, it sits naturally alongside other vehicle based display models rather than figure heavy playsets. Its appeal comes from the Imperial subject, the presentation format and the connection to The Empire Strikes Back.

Inventory of set 75440

The inventory of set 75440 lists 525 pieces, spare parts excluded: 156 different lots (one shape in one color) for 125 part shapes. The box also contains 25 spare parts, for small elements that are easy to lose.

Colors of set 75440

Main color: light bluish gray, making up 60% of the parts, followed by dark bluish gray (15%) and black (10%).

Part types

Most common parts in set 75440

123 of the 125 part shapes in this set have their own page on Setobrick, with their colors, element numbers and the other sets that use them. See all LEGO parts

Exclusive parts in set 75440

2 part shapes in set 75440 appear in no other set in the catalog, most often printed elements, stickers or molds specific to the model. If one gets lost, you will need to look for it individually, for example on BrickLink, rather than in another set. Counting colors, 4 lots in the set are not found in any other set.

Rebuilding set 75440 from another set

Share of the parts of set 75440 found in each of these similarly sized sets, counting shape, colour and quantity:

No similarly sized set goes above 33%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 75440 within its line

With 525 pieces, set 75440 ranks #246 out of 814 Star Wars sets in our database, which have an average of 495 parts. Among the 558 sets released in 2026, it ranks #222.