LEGO 851 Tractor

Released 1977 · 324 pieces · Technic · Expert Builder

LEGO Tractor (851) was released in 1977 in the Technic · Expert Builder line, with 324 pieces. It was one of 7 Technic sets released that year (see them all). Released in 1977, 49 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: $125 (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.

• 39¢ per piece, pricier per piece than most Technic sets

More from 1977

Other versions of this model

• Tractor (8859), 1981, 612 pieces · compare
• Tractor (8849), 1986, 347 pieces · compare
• Tractor (8284), 2006, 872 pieces · compare
• Tractor (9393), 2012, 353 pieces · compare

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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