LEGO 6991
Monorail Transport Base

LEGO 6991 Monorail Transport Base box image
Set number
6991
Theme
Unitron
Pieces
573 pcs
Year
1994
Used & parts
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“Monorail Transport Base” is LEGO® “Unitron” theme set number 6991. Released in 1994, it has 573 pieces. With Re:GO you can automatically work out what percentage of this set you can build from the LEGO parts you already own, along with the missing parts and an estimated cost. Use the links below to compare prices on Amazon, Rakuten, Yahoo! Shopping, Mercari and Yahoo! Auctions, and find the best deal on new, used, or individual parts.

Part breakdown 174 types

Color split (most first)
Black×275
Light Gray×174
Blue×55
Trans-Neon Green×24
Trans-Dark Blue×18
White×2
Dark Gray×2
[No Color/Any Color]×1
Main parts (most used first)
3710 Plate 1 x 4
Black · ×38
2681 Support 6 x 6 x 10 Stanchion
Black · ×23
3023 Plate 1 x 2
Blue · ×20
3023 Plate 1 x 2
Black · ×18
2412b Tile Special 1 x 2 Grille with Bottom Groove
Light Gray · ×16
3004 Brick 1 x 2
Light Gray · ×10
3022 Plate 2 x 2
Black · ×10
2569 Antenna 8H Whip
Trans-Neon Green · ×9
3023 Plate 1 x 2
Light Gray · ×8
6141 Plate Round 1 x 1 with Solid Stud
Trans-Neon Green · ×8
2466 Panel 3 x 2 x 6
Trans-Dark Blue · ×7
4032a Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)
Light Gray · ×7
2412b Tile Special 1 x 2 Grille with Bottom Groove
Black · ×6
2465 Brick 1 x 16
Light Gray · ×6
3475b Engine - Smooth, Small 1 x 2 Side Plate [With Axle Holders]
Blue · ×6
3623 Plate 1 x 3
Black · ×6
3794a Plate Special 1 x 2 with 1 Stud without Groove (Jumper)
Light Gray · ×6
4162 Tile 1 x 8 with Groove
Light Gray · ×6
4476b Support 2 x 4 x 5 Stanchion Inclined [5mm wide posts]
Light Gray · ×6
2444 Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs]
Black · ×5
2670 Vehicle Track, Monorail Straight Short
Light Gray · ×5
3039 Slope 45° 2 x 2
Black · ×5
4740 Dish 2 x 2 Inverted [Radar]
Trans-Neon Green · ×5
2340 Wing, Tail 4 x 1 x 3
Light Gray · ×4

More “Unitron” theme sets

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