Liebherr R 9800 Excavator #42100 — LEGO Technic Set Value
LEGO TechnicWhat the Liebherr R 9800 Excavator #42100 LEGO set is worth — loose, complete, and sealed.
Liebherr R 9800 Excavator #42100 value — Loose $323 · Complete (CIB) $425 · Sealed (new) $723. Prices updated August 2026.
Monthly CIB value, based on sold comps.
See the actual sold listings on eBay ↗Live on eBay right now
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Price data verified against · 1
Item details
- UPC / EAN
- 5702016369915
- Brand
- LEGO
- Theme
- LEGO Technic
- Set number
- #42100
- Release date
- January 1, 2019
Liebherr R 9800 Excavator #42100 (LEGO Technic) resale value
A loose Liebherr R 9800 Excavator #42100 set runs around $323, a complete copy (all pieces + box + instructions) about $425, and a factory-sealed box commands $723.
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 | $323 | eBay sold comps |
| Complete (CIB) | $425 | eBay sold comps |
| Sealed (new) | $723 | eBay sold comps |
| Live asking — low / typical / high | $24.99 / $574.99 / $3,090 | 20 live eBay listings ↗ |
Market check: As of July 18, 2026, 20 live eBay listings ask $24.99–$3,089.99 (median $574.99).
Frequently asked questions
- What is the best value condition for the Liebherr R 9800 Excavator #42100?
- The best value depends on your needs; loose models are available starting at $328, while CIB offers a complete set for $459.
- Is the sealed version of the Liebherr R 9800 Excavator #42100 worth the premium?
- Yes, the sealed (new) condition is priced at $720, reflecting its pristine, unopened state within the LEGO Technic theme.
- Where can I find this LEGO Technic excavator?
- This Liebherr R 9800 Excavator #42100 is available on our marketplace in loose, complete, and sealed conditions.