LEGO 42201
Deep-Sea Research Submarine

LEGO 42201 Deep-Sea Research Submarine box image
Set number
42201
Theme
Technic
Pieces
413 pcs
Year
2025
Lowest new price¥8,139〜Used avg¥3,171as of 7/24
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“Deep-Sea Research Submarine” is LEGO® “Technic” theme set number 42201. Released in 2025, it has 413 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 111 types

Color split (most first)
Black×123
Red×51
Yellow×48
Blue×44
Dark Bluish Gray×43
Light Bluish Gray×26
White×21
Tan×17
Sand Blue×14
Trans-Yellow×8
Reddish Brown×6
Flat Silver×3
Main parts (most used first)
61332 Technic Pin with Friction Ridges Lengthwise with No Center Slots
Black · ×32
43093 Technic Axle Pin with Friction Ridges Lengthwise
Blue · ×25
89678 Technic Pin 1/2 with Friction
Red · ×24
65304 Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole]
Black · ×17
32062 Technic Axle 2 Notched
Red · ×14
32270 Technic Gear 12 Tooth Double Bevel
Black · ×10
32073 Technic Axle 5
Yellow · ×9
59443 Technic Axle Connector Smooth [with x Hole + Orientation]
Dark Bluish Gray · ×9
3749 Technic Axle Pin without Friction Ridges Lengthwise
Tan · ×8
11214 Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle
Red · ×7
42924 Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot
Blue · ×7
17485 Brick Round 2 x 2, Pin Holes
White · ×6
18654 Technic Pin Connector Round 1L [Beam]
Yellow · ×6
1871 Brick Round Curved 1 x 1 x 1 1/3 Quarter Dome
Black · ×6
1871 Brick Round Curved 1 x 1 x 1 1/3 Quarter Dome
White · ×6
25214 Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at each end
Yellow · ×6
32140 Technic Beam 2 x 4 L-Shape Thick
Dark Bluish Gray · ×6
4032a Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)
White · ×6
71708 Technic Beam 2 x 3 L-Shape with Quarter Ellipse Thick
Sand Blue · ×6
98138 Tile Round 1 x 1
Trans-Yellow · ×6
18651 Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle
Black · ×5
42003 Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes
Yellow · ×5
11455 Technic Pin Connector Perpendicular 2 x 4 Bent - Beam with 90 Hole Ø 4.8
Black · ×4
11478 Technic Beam 1 x 5 Thin with Axle Holes on Ends
Black · ×4

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