LEGO 42131 Cat D11 Bulldozer

Released 2021 · 3,854 pieces · Technic

LEGO Cat D11 Bulldozer (42131) was released in 2021 as part of the Technic theme, with 3,854 pieces. That makes it the 6th largest of the 586 Technic sets in the catalog. It was one of 16 Technic sets released that year (see them all). Released in 2021, 5 years ago, well past the two-to-three-year run most LEGO sets get, so it is almost certainly out of production.

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• Estimated value: $359 (modelled from piece count, era, and age, not live market data)

Availability: Likely retired (inferred from its release year, not an official retirement date)

Full details, the price breakdown, and the minifigures included are below. Add it to your collection to track what it's worth.

• The 6th largest of 586 Technic sets
• 9¢ per piece, cheaper per piece than most Technic sets

More from 2021

Set data from the Rebrickable database, refreshed daily. Catalog data as of 2026-09-01. Values are this site's estimates, see how they're calculated.

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