42057-1
Ultralight Helicopter
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 – 42057-1 Ultralight Helicopter
84 lines, 205 pieces
| Image | Part | Name | Colour | Quantity | Note |
|---|---|---|---|---|---|
 | 61800 | Large Figure Wing, SmallLarge Buildable Figures | White | 1× | |
![Part 29041 Sticker Sheet for Set 42057-1 in [No Color/Any Color]](https://cdn.rebrickable.com/media/parts/photos/9999/42057stk01-9999-c236389d-65b0-46e9-8307-9e9b7e1e4e30.jpg) | 29041 | Sticker Sheet for Set 42057-1Stickers | [No Color/Any Color] | 1× | |
 | 32062 | Technic Axle 2 NotchedTechnic Axles | Red | 5× | |
 | 4519 | Technic Axle 3Technic Axles | Light Bluish Gray | 4× | |
 | 24316 | Technic Axle 3 with StopTechnic Axles | Reddish Brown | 1× | |
 | 3705 | Technic Axle 4Technic Axles | Black | 6× | |
 | 87083 | Technic Axle 4 with StopTechnic Axles | Dark Bluish Gray | 1× | |
 | 32073 | Technic Axle 5Technic Axles | Light Bluish Gray | 2× | |
 | 15462 | Technic Axle 5 with StopTechnic Axles | Reddish Brown | 1× | |
![Part 59426 Technic Axle 5.5 with Stop [Rounded Short End] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4508553.jpg) | 59426 | Technic Axle 5.5 with Stop [Rounded Short End]Technic Axles | Dark Bluish Gray | 2× | |
 | 3706 | Technic Axle 6Technic Axles | Black | 1× | |
 | 44294 | Technic Axle 7Technic Axles | Yellow | 1× | |
 | 32525 | Technic Beam 1 x 11 ThickTechnic Beams | Black | 2× | |
 | 60483 | Technic Beam 1 x 2 Thick with Pin Hole and Axle HoleTechnic Beams | Black | 4× | |
 | 41677 | Technic Beam 1 x 2 ThinTechnic Beams | Black | 11× | |
 | 32523 | Technic Beam 1 x 3 ThickTechnic Beams | White | 2× | |
 | 32523pr0001 | Technic Beam 1 x 3 Thick with Black '40 1977 - 2017' and 24 Tooth Gear PrintTechnic Beams | White | 1× | |
 | 2825 | Technic Beam 1 x 4 Thin with Stud ConnectorTechnic Beams | Black | 1× | |
 | 32017 | Technic Beam 1 x 5 ThinTechnic Beams | Light Bluish Gray | 1× | |
 | 11478 | Technic Beam 1 x 5 Thin with Axle Holes on EndsTechnic Beams | Black | 5× | |
 | 32063 | Technic Beam 1 x 6 ThinTechnic Beams | White | 1× | |
 | 32140 | Technic Beam 2 x 4 L-Shape ThickTechnic Beams | White | 4× | |
 | 60484 | Technic Beam 3 x 3 T-Shape ThickTechnic Beams | Black | 1× | |
 | 32526 | Technic Beam 3 x 5 L-Shape ThickTechnic Beams | White | 1× | |
 | 3713 | Technic BushTechnic Bushes | Light Bluish Gray | 3× | |
 | 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes | Light Bluish Gray | 4× | |
 | 57585 | Technic Axle Connector Hub with 3 Axles at 120°Technic Connectors | Light Bluish Gray | 1× | |
![Part 59443 Technic Axle Connector Smooth [with x Hole + Orientation] in Black](https://cdn.rebrickable.com/media/parts/elements/4512363.jpg) | 59443 | Technic Axle Connector Smooth [with x Hole + Orientation]Technic Connectors | Black | 2× | |
 | 32039 | Technic Axle Connector with Axle HoleTechnic Connectors | Black | 3× | |
 | 32013 | Technic Axle and Pin Connector Angled #1Technic Connectors | White | 2× | |
 | 32034 | Technic Axle and Pin Connector Angled #2 - 180°Technic Connectors | Black | 3× | |
 | 32016 | Technic Axle and Pin Connector Angled #3 - 157.5°Technic Connectors | Black | 1× | |
 | 32192 | Technic Axle and Pin Connector Angled #4 - 135°Technic Connectors | Red | 4× | |
 | 6536 | Technic Axle and Pin Connector PerpendicularTechnic Connectors | White | 6× | |
 | 32184 | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin HoleTechnic Connectors | Black | 2× | |
 | 32291 | Technic Axle and Pin Connector Perpendicular DoubleTechnic Connectors | Black | 1× | |
 | 63869 | Technic Axle and Pin Connector Perpendicular TripleTechnic Connectors | Black | 1× | |
 | 22961 | Technic Pin Connector Hub with 1 AxleTechnic Connectors | Light Bluish Gray | 4× | |
 | 15100 | Technic Pin Connector Hub with 1 Pin with Friction Ridges LengthwiseTechnic Connectors | Black | 6× | |
 | 27940 | Technic Pin Connector Hub with 2 AxlesTechnic Connectors | Dark Bluish Gray | 1× | |
![Part 87082 Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Big Squared Pin Holes] in Red](https://cdn.rebrickable.com/media/parts/elements/4560172.jpg) | 87082 | Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Big Squared Pin Holes]Technic Connectors | Red | 1× | |
![Part 18654 Technic Pin Connector Round 1L [Beam] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/6100030.jpg) | 18654 | Technic Pin Connector Round 1L [Beam]Technic Connectors | Dark Bluish Gray | 1× | |
 | 6589 | Technic Gear 12 Tooth BevelTechnic Gears | Tan | 1× | |
 | 32270 | Technic Gear 12 Tooth Double BevelTechnic Gears | Black | 4× | |
![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 | 3× | |
 | 24116 | Technic Panel Curved and Bent 6 x 3Technic Panels | Dark Bluish Gray | 1× | |
 | 64683 | Technic Panel Fairing # 3 Small Smooth Long, Side ATechnic Panels | White | 1× | |
 | 64391 | Technic Panel Fairing # 4 Small Smooth Long, Side BTechnic Panels | White | 1× | |
 | 87080 | Technic Panel Fairing #1 Small Smooth Short, Side ATechnic Panels | White | 1× | |
 | 87086 | Technic Panel Fairing #2 Small Smooth Short, Side BTechnic Panels | White | 1× | |
 | 11946 | Technic Panel Fairing #21 5L Small Smooth, Side BTechnic Panels | White | 3× | |
 | 11947 | Technic Panel Fairing #22 5L Small Smooth, Side ATechnic Panels | White | 3× | |
 | 11214 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L AxleTechnic Pins | Dark Bluish Gray | 5× | |
 | 18651 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L AxleTechnic Pins | Black | 1× | |
 | 43093 | Technic Axle Pin with Friction Ridges LengthwiseTechnic Pins | Blue | 5× | |
 | 3749 | Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins | Tan | 2× | |
 | 2736 | Technic Axle TowballTechnic Pins | Light Bluish Gray | 2× | |
 | 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Blue | 3× | |
 | 32002 | Technic Pin 3/4Technic Pins | Tan | 1× | |
![Part 32054 Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] in Black](https://cdn.rebrickable.com/media/parts/elements/4107742.jpg) | 32054 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]Technic Pins | Black | 3× | |
 | 6558 | Technic Pin Long with Friction Ridges Lengthwise, 2 Center SlotsTechnic Pins | Blue | 11× | |
 | 32556 | Technic Pin Long without Friction RidgesTechnic Pins | Tan | 1× | |
 | 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 15× | |
 | 6628 | Technic Pin with Friction Ridges Lengthwise and TowballTechnic Pins | Black | 2× | |
 | 99012 | Technic Rotor Blade Small with Hole and Axle Connector EndTechnic Special | Dark Bluish Gray | 2× | |
 | 2852 | Technic Engine Connecting RodTechnic Steering, Suspension and Engine | Light Bluish Gray | 2× | |
 | 2853 | Technic Engine CrankshaftTechnic Steering, Suspension and Engine | Yellow | 2× | |
 | 2854 | Technic Engine Crankshaft CenterTechnic Steering, Suspension and Engine | Tan | 1× | |
 | 2850b | Technic Engine Cylinder without Side Slots, with Bottom SlotsTechnic Steering, Suspension and Engine | Light Bluish Gray | 2× | |
 | 2851 | Technic Engine Piston RoundTechnic Steering, Suspension and Engine | Yellow | 2× | |
 | 32293 | Technic Link 1 x 9Technic Steering, Suspension and Engine | Black | 2× | |
![Part 18352 Technic Steering Wheel Pilot's Yoke [Hollow Stud, Axle Hole with + Opening] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/6082043.jpg) | 18352 | Technic Steering Wheel Pilot's Yoke [Hollow Stud, Axle Hole with + Opening]Technic Steering, Suspension and Engine | Dark Bluish Gray | 1× | |
 | 15790 | Propeller 3 Blade 9 Diameter with Pin Hole, Recessed CenterTransportation - Sea and Air | Black | 1× | |
 | 75c09 | Hose Rigid 3mm D. 9L / 7.2cmTubes and Hoses | Black | 2× | |
 | 92409 | Tyre 17.5 x 6 with Shallow Staggered Treads and Middle BandWheels and Tyres | Black | 2× | |
 | 61254 | Tyre Offset Tread with Center Band 23 x 7Wheels and Tyres | Black | 1× | |
 | 42610 | Wheel 11 x 8 with Center GrooveWheels and Tyres | Light Bluish Gray | 2× | |
 | 13971 | Wheel 18 x 8 with Fake Bolts and Deep Spokes with Inner RingWheels and Tyres | Light Bluish Gray | 1× | |
| 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 | Dark Bluish Gray | 1× | Spare |
| 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Blue | 1× | Spare |
| 32002 | Technic Pin 3/4Technic Pins | Tan | 1× | Spare |
| 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 1× | Spare |