Deep-Sea Research Submarine (42201-1) is a Technic LEGO set released in 2025 with 413 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Technic sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 111 unique part types.
- → Read official LEGO build manuals on this page
- → Browse the full parts inventory
- → Verify loose bricks with our free part scanner
- → Check market value for parts and minifigs
Building instructions
Official LEGO instructions — read on BrickID
Download size:
Checking download size…
Download size unavailable
Browse the instructions on your own terms.
Parts in this set
111 parts · page 1 of 3 · updating…
-
Bar 2L with Stop in Center78258 · ×2 · Black -
Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at each end25214 · ×6 · Yellow -
Brick Round 2 x 2 with Axle Hole3941 · ×1 · Medium Nougat -
Brick Round 2 x 2, Pin Holes17485 · ×6 · White -
Brick Round Curved 1 x 1 x 1 1/3 Quarter Dome1871 · ×6 · Black -
Brick Round Curved 1 x 1 x 1 1/3 Quarter Dome1871 · ×6 · White -
Equipment Paint Roller Brush Handle Smooth Handle34076 · ×2 · Black -
![Hinge Cylinder 1 x 2 Locking with 1 Finger and Axle Hole On Ends [No Side Slots]](https://cdn.rebrickable.com/media/parts/elements/6265704.jpg)
Hinge Cylinder 1 x 2 Locking with 1 Finger and Axle Hole On Ends [No Side Slots]53923 · ×2 · Light Bluish Gray -
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)4032a · ×6 · White -
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)4032a · ×1 · Medium Nougat -
![Plate Round 2 x 2 with Rounded Bottom [Boat Stud]](https://cdn.rebrickable.com/media/parts/elements/4214760.jpg)
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]2654 · ×2 · Trans-Yellow -
![Plate Round 2 x 2 with Rounded Bottom [Boat Stud]](https://cdn.rebrickable.com/media/parts/elements/265401.jpg)
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]2654 · ×3 · White -
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)18674 · ×2 · Black -
Propeller 7 Blade 6 Diameter87751 · ×3 · Flat Silver -
Slope 18° 2 x 1 x 2/3 with 4 Slots / Grate61409 · ×2 · Dark Bluish Gray -
![Steering Wheel Small, 2 x 2 [Reinforced]](https://cdn.rebrickable.com/media/parts/elements/6057397.jpg)
Steering Wheel Small, 2 x 2 [Reinforced]16091 · ×1 · Black -
Sticker Sheet for Set 42201-110110645 · ×1 · [No Color/Any Color] -
Technic Axle 2 Notched32062 · ×14 · Red -
Technic Axle 34519 · ×4 · Light Bluish Gray -
Technic Axle 3 with Stop24316 · ×2 · Reddish Brown -
Technic Axle 3 with Stud6587 · ×1 · Dark Tan -
Technic Axle 43705 · ×3 · Red -
Technic Axle 4 with Centre Stop99008 · ×2 · Tan -
Technic Axle 532073 · ×9 · Yellow -
Technic Axle 5 with Stop15462 · ×4 · Reddish Brown -
![Technic Axle 5.5 with Stop [Rounded Short End]](https://cdn.rebrickable.com/media/parts/elements/4508553.jpg)
Technic Axle 5.5 with Stop [Rounded Short End]59426 · ×1 · Dark Bluish Gray -
Technic Axle 63706 · ×1 · Black -
Technic Axle 744294 · ×1 · Light Bluish Gray -
Technic Axle and Pin Connector Angled #2 - 180°32034 · ×3 · Light Bluish Gray -
Technic Axle and Pin Connector Angled #2 - 180°32034 · ×2 · Dark Bluish Gray -
Technic Axle and Pin Connector Perpendicular6536 · ×3 · Light Bluish Gray -
Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes42003 · ×5 · Yellow -
Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes42003 · ×2 · Black -
Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole32184 · ×2 · Light Bluish Gray -
Technic Axle and Pin Connector Perpendicular Double32291 · ×4 · Black -
![Technic Axle and Pin Connector Perpendicular Double Split [Reinforced]](https://cdn.rebrickable.com/media/parts/elements/6349281.jpg)
Technic Axle and Pin Connector Perpendicular Double Split [Reinforced]69819 · ×2 · Black -
![Technic Axle Connector Double Flexible [Rubber]](https://cdn.rebrickable.com/media/parts/elements/4198367.jpg)
Technic Axle Connector Double Flexible [Rubber]45590 · ×2 · Black -
![Technic Axle Connector Smooth [with x Hole + Orientation]](https://cdn.rebrickable.com/media/parts/elements/4516546.jpg)
Technic Axle Connector Smooth [with x Hole + Orientation]59443 · ×9 · Dark Bluish Gray -
![Technic Axle Connector with Axle Hole [Reinforced]](https://cdn.rebrickable.com/media/parts/elements/6331716.jpg)
Technic Axle Connector with Axle Hole [Reinforced]42135 · ×2 · Black -
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle11214 · ×7 · Red -
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle11214 · ×2 · Dark Bluish Gray -
Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle18651 · ×5 · Black -
Technic Axle Pin with Friction Ridges Lengthwise43093 · ×25 · Blue -
Technic Axle Pin without Friction Ridges Lengthwise3749 · ×8 · Tan -
Technic Axle Towball2736 · ×2 · Light Bluish Gray -
Technic Beam 1 x 11 Thick32525 · ×3 · Dark Bluish Gray -
Technic Beam 1 x 11.5 Double Bent Thick32009 · ×2 · Yellow -
Technic Beam 1 x 15 Thick with Alternating Holes71710 · ×1 · Dark Bluish Gray