The Lego set Monorail Transport Base with the set number 6991 is part of the LEGO Space theme. It was released in 1994. It includes 4 minifigures. The model has 573 pieces, and we estimate it takes around 1 - 2 hours to build. It was designed by Jørn Thomsen.26 Brickfact users have this set in their collection.
Lego 6991 product data
Set Information
Availability
Release
1994
Retiring Status
Retired
Packaging
EAN (GTIN13)
5702010969913
Popularity with Brickfact users
- users have this set
- 26
26 Brickfact users have Monorail Transport Base in their collection.
Based on anonymized Brickfact user collections; shown only for sets with at least 10 users. As of 31 October 2026.
Lego 6991 price trend
Average sale price on secondary marketplaces – not the new price at retailers.
- Current market value
- £2,411.54
- Range
- £2,411.54 – £2,411.54
- Average
- £2,411.54
Loading price history…
Minifigures from 6991 Monorail Transport Base
The Monorail Transport Base set includes 3 different minifigures, 0 of which are unique to this set. The combined value of the minifigures is £46.89, which is ~0% of the RRP of this set.
x1
Spyrius Droid (Major Kartofski)
Space
1994
#sp041
£9.46
i
5 sets
x2
Unitron
Space
1994
#sp048
£12.54
4 sets
x1
Unitron Chief
Space
1994
#sp049
£12.34
5 sets
Part Lists for LEGO 6991 Monorail Transport Base
LEGO 6991 Frequently Asked Questions
Is LEGO 6991 still available?
LEGO has retired 6991 Monorail Transport Base, and no retailer in our price comparison currently sells it new. Its market value on secondary marketplaces is £2,411.54.
