Cat D11 Bulldozer #42131 — LEGO Technic Set Value
LEGO TechnicWhat the Cat D11 Bulldozer #42131 LEGO set is worth — loose, complete, and sealed.
Cat D11 Bulldozer #42131 value — Loose $365 · Complete (CIB) $503 · Sealed (new) $745. Prices updated August 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
- UPC / EAN
- 673419350761
- Brand
- LEGO
- Theme
- LEGO Technic
- Set number
- #42131
- Release date
- January 1, 2021
Cat D11 Bulldozer #42131 (LEGO Technic) resale value
A loose Cat D11 Bulldozer #42131 set runs around $365, a complete copy (all pieces + box + instructions) about $503, and a factory-sealed box commands $745.
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 | $365 | eBay sold comps |
| Complete (CIB) | $503 | eBay sold comps |
| Sealed (new) | $745 | eBay sold comps |
| Live asking — low / typical / high | $12.99 / $770 / $1,170 | 20 live eBay listings ↗ |
Market check: As of July 18, 2026, 20 live eBay listings ask $12.99–$1,169.99 (median $770.00).
Frequently asked questions
- What is the best value condition for buying this bulldozer?
- For the best value, consider the loose condition at $398, though sealed offers the highest potential resale.
- How much does a brand new, sealed version sell for?
- A sealed, new copy of the LEGO Technic Cat D11 Bulldozer #42131 is listed at $728.
- Can I find this model in a complete but used condition?
- Yes, the complete (CIB) version is available for $479.