LEGO Technic 42099 4x4 X-treme Off-Roader

LEGO Technic set 42099, 4x4 X-treme Off-Roader, depicts a remote controlled off-road vehicle with a technical focus. Released in 2019 in the Technic theme, it contains 958 pieces and is built around functions rather than minifigures.

Within the Technic range, 42099 belongs to the off-road vehicle side of the theme, where the build is used to demonstrate mechanisms and controlled movement.

The build focuses on the chassis, suspension, wheels, body panels and the integration of Technic control components for app based driving. Its 958 pieces are used mainly for mechanical assemblies and structural shaping rather than interior detail.

This model suits builders who want a Technic vehicle that can be operated after assembly and used to observe how the mechanisms respond. It can be displayed as a modern off-road Technic model, but its main role is functional play. Among Technic sets, it is best placed with motorized and control focused vehicles.

Inventory of set 42099

The inventory of set 42099 lists 958 pieces, spare parts excluded: 133 different lots (one shape in one color) for 112 part shapes. The box also contains 12 spare parts, for small elements that are easy to lose.

Colors of set 42099

Main color: black, making up 44% of the parts, followed by blue (16%) and light bluish gray (10%).

Part types

Most common parts in set 42099

103 of the 112 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 42099

One part shape in set 42099 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, 7 lots in the set are not found in any other set.

Rebuilding set 42099 from another set

Share of the parts of set 42099 found in each of these similarly sized sets, counting shape, colour and quantity:

Set 42115 Lamborghini Sián FKP 37 supplies 71% of them: enough to build a good part of the model before filling in the rest piece by piece.

Size of set 42099 within its line

With 958 pieces, set 42099 ranks #104 out of 443 Technic sets in our database, which have an average of 658 parts. Among the 459 sets released in 2019, it ranks #51.