42105-1
Catamaran
Building instructions
The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.
View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)
Parts list – 42105-1 Catamaran
84 lines, 413 pieces
| Image | Part | Name | Colour | Quantity | Note |
|---|---|---|---|---|---|
 | 6141 | Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes | Trans-Clear | 1× | |
 | 6141 | Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes | Trans-Green | 1× | |
 | 6141 | Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes | Trans-Red | 1× | |
 | 3737 | Technic Axle 10Technic Axles | Black | 3× | |
 | 23948 | Technic Axle 11Technic Axles | Yellow | 2× | |
 | 32062 | Technic Axle 2 NotchedTechnic Axles | Red | 15× | |
 | 4519 | Technic Axle 3Technic Axles | Light Bluish Gray | 9× | |
 | 24316 | Technic Axle 3 with StopTechnic Axles | Reddish Brown | 8× | |
 | 3705 | Technic Axle 4Technic Axles | Red | 8× | |
 | 87083 | Technic Axle 4 with StopTechnic Axles | Dark Bluish Gray | 5× | |
 | 15462 | Technic Axle 5 with StopTechnic Axles | Reddish Brown | 4× | |
 | 3706 | Technic Axle 6Technic Axles | Black | 2× | |
 | 44294 | Technic Axle 7Technic Axles | Yellow | 2× | |
 | 60485 | Technic Axle 9Technic Axles | Light Bluish Gray | 1× | |
 | 32525 | Technic Beam 1 x 11 ThickTechnic Beams | Dark Bluish Gray | 1× | |
 | 32525 | Technic Beam 1 x 11 ThickTechnic Beams | Lime | 2× | |
 | 41239 | Technic Beam 1 x 13 ThickTechnic Beams | Dark Bluish Gray | 1× | |
 | 32278 | Technic Beam 1 x 15 ThickTechnic Beams | Dark Bluish Gray | 7× | |
 | 32278 | Technic Beam 1 x 15 ThickTechnic Beams | Lime | 2× | |
 | 60483 | Technic Beam 1 x 2 Thick with Pin Hole and Axle HoleTechnic Beams | Black | 7× | |
 | 32523 | Technic Beam 1 x 3 ThickTechnic Beams | Dark Bluish Gray | 1× | |
 | 32523 | Technic Beam 1 x 3 ThickTechnic Beams | Lime | 2× | |
 | 32523 | Technic Beam 1 x 3 ThickTechnic Beams | White | 2× | |
 | 6632 | Technic Beam 1 x 3 ThinTechnic Beams | Dark Bluish Gray | 12× | |
 | 6632 | Technic Beam 1 x 3 ThinTechnic Beams | White | 6× | |
 | 32316 | Technic Beam 1 x 5 ThickTechnic Beams | Dark Bluish Gray | 3× | |
 | 32316 | Technic Beam 1 x 5 ThickTechnic Beams | Lime | 2× | |
 | 32348 | Technic Beam 1 x 7 Bent (4 - 4) ThickTechnic Beams | Dark Bluish Gray | 2× | |
 | 32524 | Technic Beam 1 x 7 ThickTechnic Beams | Dark Bluish Gray | 4× | |
 | 40490 | Technic Beam 1 x 9 ThickTechnic Beams | White | 2× | |
 | 32140 | Technic Beam 2 x 4 L-Shape ThickTechnic Beams | Lime | 2× | |
 | 32056 | Technic Beam 3 x 3 L-Shape ThinTechnic Beams | Dark Bluish Gray | 8× | |
 | 60484 | Technic Beam 3 x 3 T-Shape ThickTechnic Beams | Dark Bluish Gray | 3× | |
 | 33299b | Technic Beam 3 x 0.5 Liftarm with Boss and Pin Semi-ReducedTechnic Beams Special | Black | 5× | |
 | 64178 | Technic Beam 5 x 11 with 3 x 5 Opening Frame ThickTechnic Beams Special | Light Bluish Gray | 1× | |
 | 3713 | Technic BushTechnic Bushes | Light Bluish Gray | 8× | |
 | 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes | Light Bluish Gray | 5× | |
![Part 59443 Technic Axle Connector Smooth [with x Hole + Orientation] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4516546.jpg) | 59443 | Technic Axle Connector Smooth [with x Hole + Orientation]Technic Connectors | Dark Bluish Gray | 10× | |
 | 32039 | Technic Axle Connector with Axle HoleTechnic Connectors | Black | 9× | |
 | 32013 | Technic Axle and Pin Connector Angled #1Technic Connectors | Dark Bluish Gray | 4× | |
 | 32034 | Technic Axle and Pin Connector Angled #2 - 180°Technic Connectors | Dark Bluish Gray | 7× | |
 | 32014 | Technic Axle and Pin Connector Angled #6 - 90°Technic Connectors | Dark Bluish Gray | 2× | |
 | 6536 | Technic Axle and Pin Connector PerpendicularTechnic Connectors | White | 8× | |
 | 42003 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin HolesTechnic Connectors | Orange | 6× | |
 | 32184 | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin HoleTechnic Connectors | Dark Bluish Gray | 2× | |
 | 32291 | Technic Axle and Pin Connector Perpendicular DoubleTechnic Connectors | Light Bluish Gray | 4× | |
 | 41678 | Technic Axle and Pin Connector Perpendicular Double SplitTechnic Connectors | Light Bluish Gray | 4× | |
 | 18948 | Technic Driving Ring ConnectorTechnic Connectors | White | 6× | |
 | 48989 | Technic Pin Connector Hub Perpendicular 3L with 4 PinsTechnic Connectors | Light Bluish Gray | 1× | |
 | 22961 | Technic Pin Connector Hub with 1 AxleTechnic Connectors | Light Bluish Gray | 1× | |
 | 15100 | Technic Pin Connector Hub with 1 Pin with Friction Ridges LengthwiseTechnic Connectors | Dark Bluish Gray | 7× | |
 | 27940 | Technic Pin Connector Hub with 2 AxlesTechnic Connectors | Dark Bluish Gray | 1× | |
![Part 18654 Technic Pin Connector Round 1L [Beam] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/6183784.jpg) | 18654 | Technic Pin Connector Round 1L [Beam]Technic Connectors | Light Bluish Gray | 16× | |
 | 32270 | Technic Gear 12 Tooth Double BevelTechnic Gears | Black | 3× | |
![Part 18575 Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening] in Tan](https://cdn.rebrickable.com/media/parts/elements/6084724.jpg) | 18575 | Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening]Technic Gears | Tan | 2× | |
 | 64781 | Technic Gear Rack 1 x 13 with Axle and Pin HolesTechnic Gears | Black | 2× | |
 | 27938 | Technic Worm Gear ShortTechnic Gears | Dark Bluish Gray | 2× | |
 | 11946 | Technic Panel Fairing #21 5L Small Smooth, Side BTechnic Panels | Black | 3× | |
 | 11946 | Technic Panel Fairing #21 5L Small Smooth, Side BTechnic Panels | Lime | 2× | |
 | 11947 | Technic Panel Fairing #22 5L Small Smooth, Side ATechnic Panels | Black | 3× | |
 | 11947 | Technic Panel Fairing #22 5L Small Smooth, Side ATechnic Panels | Lime | 2× | |
 | 11214 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L AxleTechnic Pins | Red | 2× | |
 | 43093 | Technic Axle Pin with Friction Ridges LengthwiseTechnic Pins | Blue | 33× | |
 | 3749 | Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins | Tan | 1× | |
 | 2736 | Technic Axle TowballTechnic Pins | Light Bluish Gray | 3× | |
 | 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Light Bluish Gray | 9× | |
![Part 32054 Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4211865.jpg) | 32054 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]Technic Pins | Light Bluish Gray | 8× | |
 | 6558 | Technic Pin Long with Friction Ridges Lengthwise, 2 Center SlotsTechnic Pins | Blue | 17× | |
 | 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 47× | |
 | 6628 | Technic Pin with Friction Ridges Lengthwise and TowballTechnic Pins | Black | 14× | |
 | 99012 | Technic Rotor Blade Small with Hole and Axle Connector EndTechnic Special | Dark Bluish Gray | 4× | |
 | 32293 | Technic Link 1 x 9Technic Steering, Suspension and Engine | Black | 4× | |
![Part 16091 Steering Wheel Small, 2 x 2 [Reinforced] in Black](https://cdn.rebrickable.com/media/parts/elements/6057397.jpg) | 16091 | Steering Wheel Small, 2 x 2 [Reinforced]Transportation - Land | Black | 2× | |
 | 65781 | Boat / Pontoon 36 x 7 x 7 with Blue BottomTransportation - Sea and Air | Lime | 2× | |
![Part 66645a Sail, Triangular, with 'Kool Keels Anchor Bouy', '42105', and Waves with Dots Print in [No Color/Any Color]](https://cdn.rebrickable.com/media/parts/ldraw/9999/66645ap01.png) | 66645a | Sail, Triangular, with 'Kool Keels Anchor Bouy', '42105', and Waves with Dots PrintTransportation - Sea and Air | [No Color/Any Color] | 1× | |
![Part 66645b Sail, Triangular, with Waves with Dots Print in [No Color/Any Color]](https://cdn.rebrickable.com/media/parts/ldraw/9999/66645bp01.png) | 66645b | Sail, Triangular, with Waves with Dots PrintTransportation - Sea and Air | [No Color/Any Color] | 1× | |
| 6141 | Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes | Trans-Clear | 1× | Spare |
| 6141 | Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes | Trans-Green | 1× | Spare |
| 6141 | Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes | Trans-Red | 1× | Spare |
| 3713 | Technic BushTechnic Bushes | Light Bluish Gray | 1× | Spare |
| 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes | Light Bluish Gray | 1× | Spare |
| 18654 | Technic Pin Connector Round 1L [Beam]Technic Connectors | Light Bluish Gray | 1× | Spare |
| 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Light Bluish Gray | 1× | Spare |
| 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 1× | Spare |