LEGO 1040-3 Universal Building Set

Released 1976 · 126 pieces · Duplo

LEGO Universal Building Set (1040-3) was released in 1976 as part of the Duplo theme, with 126 pieces. By piece count it sits in the top 3% of Duplo sets. It was one of 7 Duplo sets released that year (see them all). Released in 1976, 50 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: $58 (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.

• Among the biggest 10% of Duplo sets by piece count
• 46¢ per piece, about typical for Duplo

More from 1976

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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