Tractor #851 — LEGO Technic Set Value
LEGO TechnicWhat the Tractor #851 LEGO set is worth — loose, complete, and sealed.
Tractor #851 value — Loose $59 · Complete (CIB) $132 · Sealed (new) $636. Prices updated July 2026.
Monthly CIB value, based on sold comps.
See the actual sold listings on eBay ↗Live on eBay right now
▍
Price data verified against · 1
Item details
- Brand
- LEGO
- Theme
- LEGO Technic
- Set number
- #851
- Release date
- January 1, 1977
Tractor #851 (LEGO Technic) resale value
A loose Tractor #851 set runs around $59, a complete copy (all pieces + box + instructions) about $132, and a factory-sealed box commands $636.
What drives the price
Retired sets, completeness (every piece + minifigs + instructions + box), and sealed condition drive LEGO value. Exclusive sets and discontinued themes appreciate the most; minifigs alone can carry significant value.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Loose | $59 | eBay sold comps |
| Complete (CIB) | $132 | eBay sold comps |
| Sealed (new) | $636 | eBay sold comps |
| Live asking — low / typical / high | $18.97 / $75.15 / $350 | 20 live eBay listings ↗ |
Market check: As of July 19, 2026, 20 live eBay listings ask $18.97–$350.00 (median $75.15).
Frequently asked questions
- What is the best value for a used LEGO Technic Tractor #851?
- For the best value, a loose model is available for $59, though a Complete (CIB) set is $132.
- How much is a brand new, sealed Tractor #851?
- A sealed, new unit of the LEGO Technic Tractor #851 is currently listed for $627.
- Does the condition significantly affect the price of this set?
- Yes, condition is key; sealed new sets are significantly more valuable at $627 compared to loose models at $59.