8043-1
Motorized Excavator
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 – 8043-1 Motorized Excavator
149 lines, 1,135 pieces
| Image | Part | Name | Colour | Quantity | Note |
|---|---|---|---|---|---|
 | 3622 | Brick 1 x 3Bricks | Black | 2× | |
 | 50950 | Brick Curved 3 x 1 No StudsBricks Curved | Black | 2× | |
 | 50950 | Brick Curved 3 x 1 No StudsBricks Curved | Yellow | 6× | |
 | 3941 | Brick Round 2 x 2 with Axle HoleBricks Round and Cones | Black | 1× | |
 | 3941 | Brick Round 2 x 2 with Axle HoleBricks Round and Cones | Trans-Yellow | 1× | |
![Part 58119 Battery Box, Power Functions 4 x 11 x 7 with Orange Switch and Dark Bluish Gray Covers [Complete Assembly] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4506078.jpg) | 58119 | Battery Box, Power Functions 4 x 11 x 7 with Orange Switch and Dark Bluish Gray Covers [Complete Assembly]Electronics | Light Bluish Gray | 1× | |
 | 58122 | Control Unit, IR, Power Functions, with Dark Bluish Gray BottomElectronics | Light Bluish Gray | 2× | |
 | 58120 | Motor, Medium, Power Functions, 3 x 6 x 3 with Dark Bluish Gray Bottom and 20cm WireElectronics | Light Bluish Gray | 4× | |
 | 58123a | Receiver Unit, IR, Power FunctionsElectronics | Light Bluish Gray | 2× | |
 | 3900 | Equipment Signal PaddleMinifig Accessories | Light Bluish Gray | 2× | |
 | 60479 | Plate 1 x 12Plates | Black | 4× | |
 | 3623 | Plate 1 x 3Plates | Black | 7× | |
 | 3710 | Plate 1 x 4Plates | Yellow | 2× | |
 | 3460 | Plate 1 x 8Plates | Black | 1× | |
 | 3029 | Plate 4 x 12Plates | Yellow | 1× | |
 | 3032 | Plate 4 x 6Plates | Yellow | 2× | |
 | 4032a | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)Plates Round Curved and Dishes | Black | 3× | |
![Part 2654 Plate Round 2 x 2 with Rounded Bottom [Boat Stud] in Black](https://cdn.rebrickable.com/media/parts/elements/265426.jpg) | 2654 | Plate Round 2 x 2 with Rounded Bottom [Boat Stud]Plates Round Curved and Dishes | Black | 1× | |
![Part 2444 Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4211359.jpg) | 2444 | Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs]Plates Special | Light Bluish Gray | 2× | |
![Part 88671 Sticker Sheet for Set 8043-1 in [No Color/Any Color]](https://cdn.rebrickable.com/media/parts/photos/9999/8043stk01-9999-ce15e917-4017-4286-8e56-fd070d5627f5.jpg) | 88671 | Sticker Sheet for Set 8043-1Stickers | [No Color/Any Color] | 1× | |
 | 3737 | Technic Axle 10Technic Axles | Black | 2× | |
 | 3708 | Technic Axle 12Technic Axles | Black | 2× | |
 | 32062 | Technic Axle 2 NotchedTechnic Axles | Red | 27× | |
 | 4519 | Technic Axle 3Technic Axles | Light Bluish Gray | 36× | |
 | 6587 | Technic Axle 3 with StudTechnic Axles | Dark Tan | 8× | |
 | 3705 | Technic Axle 4Technic Axles | Black | 9× | |
 | 87083 | Technic Axle 4 with StopTechnic Axles | Dark Bluish Gray | 26× | |
 | 32073 | Technic Axle 5Technic Axles | Light Bluish Gray | 21× | |
![Part 32209 Technic Axle 5.5 with Stop [Flat Short End] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4263624.jpg) | 32209 | Technic Axle 5.5 with Stop [Flat Short End]Technic Axles | Dark Bluish Gray | 6× | |
 | 3706 | Technic Axle 6Technic Axles | Black | 11× | |
 | 44294 | Technic Axle 7Technic Axles | Light Bluish Gray | 5× | |
 | 3707 | Technic Axle 8Technic Axles | Black | 4× | |
 | 55013 | Technic Axle 8 with StopTechnic Axles | Dark Bluish Gray | 1× | |
 | 60485 | Technic Axle 9Technic Axles | Light Bluish Gray | 4× | |
 | 32525 | Technic Beam 1 x 11 ThickTechnic Beams | Black | 6× | |
 | 32525 | Technic Beam 1 x 11 ThickTechnic Beams | Yellow | 6× | |
 | 32009 | Technic Beam 1 x 11.5 Double Bent ThickTechnic Beams | Black | 2× | |
 | 32009 | Technic Beam 1 x 11.5 Double Bent ThickTechnic Beams | Yellow | 2× | |
 | 41239 | Technic Beam 1 x 13 ThickTechnic Beams | Dark Bluish Gray | 6× | |
 | 41239 | Technic Beam 1 x 13 ThickTechnic Beams | Yellow | 3× | |
 | 32278 | Technic Beam 1 x 15 ThickTechnic Beams | Black | 12× | |
 | 32278 | Technic Beam 1 x 15 ThickTechnic Beams | Yellow | 4× | |
 | 60483 | Technic Beam 1 x 2 Thick with Pin Hole and Axle HoleTechnic Beams | Light Bluish Gray | 9× | |
 | 41677 | Technic Beam 1 x 2 ThinTechnic Beams | Black | 8× | |
 | 32523 | Technic Beam 1 x 3 ThickTechnic Beams | Light Bluish Gray | 8× | |
 | 32523 | Technic Beam 1 x 3 ThickTechnic Beams | Yellow | 2× | |
 | 6632 | Technic Beam 1 x 3 ThinTechnic Beams | Black | 3× | |
 | 6632 | Technic Beam 1 x 3 ThinTechnic Beams | Light Bluish Gray | 7× | |
 | 32449 | Technic Beam 1 x 4 ThinTechnic Beams | Light Bluish Gray | 1× | |
 | 32449 | Technic Beam 1 x 4 ThinTechnic Beams | Yellow | 2× | |
 | 32316 | Technic Beam 1 x 5 ThickTechnic Beams | Black | 9× | |
 | 32316 | Technic Beam 1 x 5 ThickTechnic Beams | Yellow | 11× | |
 | 32017 | Technic Beam 1 x 5 ThinTechnic Beams | Yellow | 3× | |
 | 32524 | Technic Beam 1 x 7 ThickTechnic Beams | Black | 2× | |
 | 32524 | Technic Beam 1 x 7 ThickTechnic Beams | Yellow | 2× | |
 | 32065 | Technic Beam 1 x 7 ThinTechnic Beams | Yellow | 2× | |
 | 6629 | Technic Beam 1 x 9 Bent (6 - 4) ThickTechnic Beams | Yellow | 4× | |
 | 40490 | Technic Beam 1 x 9 ThickTechnic Beams | Dark Bluish Gray | 3× | |
 | 40490 | Technic Beam 1 x 9 ThickTechnic Beams | Yellow | 4× | |
 | 32140 | Technic Beam 2 x 4 L-Shape ThickTechnic Beams | Black | 12× | |
 | 32056 | Technic Beam 3 x 3 L-Shape ThinTechnic Beams | Light Bluish Gray | 8× | |
 | 60484 | Technic Beam 3 x 3 T-Shape ThickTechnic Beams | Light Bluish Gray | 2× | |
 | 32526 | Technic Beam 3 x 5 L-Shape ThickTechnic Beams | Blue | 2× | |
 | 32526 | Technic Beam 3 x 5 L-Shape ThickTechnic Beams | Yellow | 10× | |
 | 32250 | Technic Beam 3 x 5 L-Shape with Quarter Ellipse ThinTechnic Beams | Black | 1× | |
![Part 2905 Technic Beam Triangle Thin [Type I] in Yellow](https://cdn.rebrickable.com/media/parts/elements/4296140.jpg) | 2905 | Technic Beam Triangle Thin [Type I]Technic Beams | Yellow | 2× | |
 | 33299a | Technic Beam 3 x 0.5 Liftarm with Boss and Pin / CrankTechnic Beams Special | Light Bluish Gray | 6× | |
 | 64178 | Technic Beam 5 x 11 with 3 x 5 Opening Frame ThickTechnic Beams Special | Light Bluish Gray | 1× | |
 | 64179 | Technic Beam Frame 5 x 7 with 3 x 5 Opening ThickTechnic Beams Special | Light Bluish Gray | 2× | |
![Part 2730 Technic Brick 1 x 10 [9 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/273026.jpg) | 2730 | Technic Brick 1 x 10 [9 Pin Holes]Technic Bricks | Black | 4× | |
![Part 32000 Technic Brick 1 x 2 [2 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/3200026.jpg) | 32000 | Technic Brick 1 x 2 [2 Pin Holes]Technic Bricks | Black | 4× | |
 | 3713 | Technic BushTechnic Bushes | Light Bluish Gray | 26× | |
 | 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes | Light Bluish Gray | 28× | |
 | 6553 | Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)Technic Connectors | Black | 8× | |
![Part 6538b Technic Axle Connector Ridged [with x Hole x Orientation] in Tan](https://cdn.rebrickable.com/media/parts/elements/4140453.jpg) | 6538b | Technic Axle Connector Ridged [with x Hole x Orientation]Technic Connectors | Tan | 3× | |
![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 | 13× | |
![Part 59443 Technic Axle Connector Smooth [with x Hole + Orientation] in Red](https://cdn.rebrickable.com/media/parts/elements/4513174.jpg) | 59443 | Technic Axle Connector Smooth [with x Hole + Orientation]Technic Connectors | Red | 2× | |
![Part 59443 Technic Axle Connector Smooth [with x Hole + Orientation] in Yellow](https://cdn.rebrickable.com/media/parts/elements/4519010.jpg) | 59443 | Technic Axle Connector Smooth [with x Hole + Orientation]Technic Connectors | Yellow | 15× | |
 | 32039 | Technic Axle Connector with Axle HoleTechnic Connectors | Black | 6× | |
 | 32013 | Technic Axle and Pin Connector Angled #1Technic Connectors | Black | 4× | |
 | 32013 | Technic Axle and Pin Connector Angled #1Technic Connectors | Yellow | 9× | |
 | 32034 | Technic Axle and Pin Connector Angled #2 - 180°Technic Connectors | Light Bluish Gray | 7× | |
 | 32016 | Technic Axle and Pin Connector Angled #3 - 157.5°Technic Connectors | Yellow | 2× | |
 | 32015 | Technic Axle and Pin Connector Angled #5 - 112.5°Technic Connectors | Black | 1× | |
 | 32015 | Technic Axle and Pin Connector Angled #5 - 112.5°Technic Connectors | Yellow | 2× | |
 | 32014 | Technic Axle and Pin Connector Angled #6 - 90°Technic Connectors | Black | 2× | |
![Part 61904 Technic Axle and Pin Connector Block 4 x 3 x 2 1/2 [Linear Actuator Holder] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4528038.jpg) | 61904 | Technic Axle and Pin Connector Block 4 x 3 x 2 1/2 [Linear Actuator Holder]Technic Connectors | Dark Bluish Gray | 6× | |
 | 6536 | Technic Axle and Pin Connector PerpendicularTechnic Connectors | Black | 18× | |
 | 6536 | Technic Axle and Pin Connector PerpendicularTechnic Connectors | Yellow | 11× | |
 | 42003 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin HolesTechnic Connectors | Dark Bluish Gray | 25× | |
 | 32184 | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin HoleTechnic Connectors | Black | 6× | |
 | 32291 | Technic Axle and Pin Connector Perpendicular DoubleTechnic Connectors | Red | 1× | |
 | 48989 | Technic Pin Connector Hub Perpendicular 3L with 4 PinsTechnic Connectors | Light Bluish Gray | 8× | |
![Part 87082 Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Big Squared Pin Holes] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4560175.jpg) | 87082 | Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Big Squared Pin Holes]Technic Connectors | Light Bluish Gray | 10× | |
 | 32557 | Technic Pin Connector Perpendicular LongTechnic Connectors | Light Bluish Gray | 4× | |
![Part 62462 Technic Pin Connector Round [Slotted] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4526985.jpg) | 62462 | Technic Pin Connector Round [Slotted]Technic Connectors | Light Bluish Gray | 4× | |
![Part 62462 Technic Pin Connector Round [Slotted] in Yellow](https://cdn.rebrickable.com/media/parts/elements/4526983.jpg) | 62462 | Technic Pin Connector Round [Slotted]Technic Connectors | Yellow | 3× | |
 | 87408 | Technic Pin Connector Toggle Joint Smooth Double with Axle and Pin HolesTechnic Connectors | Black | 6× | |
 | 6539 | Technic Driving Ring 2L, 4 RidgesTechnic Gears | Red | 4× | |
 | 32187 | Technic Driving Ring Extension, 4 RidgesTechnic Gears | Light Bluish Gray | 4× | |
 | 6589 | Technic Gear 12 Tooth BevelTechnic Gears | Tan | 14× | |
 | 32270 | Technic Gear 12 Tooth Double BevelTechnic Gears | Black | 6× | |
![Part 6542a Technic Gear 16 Tooth with Clutch [Toothed] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/ldraw/72/6542a.png) | 6542a | Technic Gear 16 Tooth with Clutch [Toothed]Technic Gears | Dark Bluish Gray | 14× | |
![Part 4019 Technic Gear 16 Tooth with Round Holes [Old Style] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4211563.jpg) | 4019 | Technic Gear 16 Tooth with Round Holes [Old Style]Technic Gears | Light Bluish Gray | 14× | |
 | 32198 | Technic Gear 20 Tooth BevelTechnic Gears | Tan | 4× | |
 | 87407 | Technic Gear 20 Tooth Bevel with Pin HoleTechnic Gears | Light Bluish Gray | 4× | |
![Part 32269 Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening] in Tan](https://cdn.rebrickable.com/media/parts/elements/4514555.jpg) | 32269 | Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening]Technic Gears | Tan | 6× | |
![Part 3648b Technic Gear 24 Tooth [New Style with Single Axle Hole] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4514558.jpg) | 3648b | Technic Gear 24 Tooth [New Style with Single Axle Hole]Technic Gears | Dark Bluish Gray | 2× | |
 | 3647 | Technic Gear 8 ToothTechnic Gears | Dark Bluish Gray | 4× | |
 | 32072 | Technic Knob WheelTechnic Gears | Yellow | 2× | |
 | 57519 | Technic Tread Sprocket Wheel Large 10 ToothTechnic Gears | Black | 4× | |
![Part 50163 Technic Turntable Large Type 2, 24/56 Tooth with Black Outside Gear Section [Complete Assembly] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4235858.jpg) | 50163 | Technic Turntable Large Type 2, 24/56 Tooth with Black Outside Gear Section [Complete Assembly]Technic Gears | Dark Bluish Gray | 1× | |
 | 4716 | Technic Worm GearTechnic Gears | Light Bluish Gray | 1× | |
 | 62531 | Technic Panel Curved 11 x 3 with 2 Pin Holes through Panel SurfaceTechnic Panels | Black | 1× | |
 | 62531 | Technic Panel Curved 11 x 3 with 2 Pin Holes through Panel SurfaceTechnic Panels | Yellow | 4× | |
 | 87080 | Technic Panel Fairing #1 Small Smooth Short, Side ATechnic Panels | Yellow | 2× | |
 | 87086 | Technic Panel Fairing #2 Small Smooth Short, Side BTechnic Panels | Yellow | 1× | |
 | 64681 | Technic Panel Fairing #5 Long Smooth, Side ATechnic Panels | Yellow | 5× | |
 | 64393 | Technic Panel Fairing #6 Long Smooth, Side BTechnic Panels | Yellow | 5× | |
 | 43093 | Technic Axle Pin with Friction Ridges LengthwiseTechnic Pins | Blue | 43× | |
 | 3749 | Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins | Tan | 1× | |
 | 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Light Bluish Gray | 3× | |
 | 32002 | Technic Pin 3/4Technic Pins | Dark Bluish Gray | 12× | |
 | 32138 | Technic Pin Double with Axle HoleTechnic Pins | Black | 2× | |
![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 | 33× | |
 | 6558 | Technic Pin Long with Friction Ridges Lengthwise, 2 Center SlotsTechnic Pins | Blue | 52× | |
 | 32556 | Technic Pin Long without Friction RidgesTechnic Pins | Tan | 3× | |
 | 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 120× | |
 | 3673 | Technic Pin without Friction Ridges LengthwiseTechnic Pins | Light Bluish Gray | 16× | |
 | 6641 | Technic Changeover Catch - + OpeningTechnic Special | Red | 3× | |
 | 32030 | Technic Digger Bucket 10 x 18Technic Special | Black | 1× | |
![Part 61927b Technic Linear Actuator with Dark Bluish Gray Ends [Improved Version] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/ldraw/71/61927-f1.png) | 61927b | Technic Linear Actuator with Dark Bluish Gray Ends [Improved Version]Technic Special | Light Bluish Gray | 4× | |
 | 88323 | Technic Link Tread Wide with Two Pin Holes, ReinforcedTechnic Special | Dark Bluish Gray | 76× | |
![Part 61903 Technic Universal Joint 3L [Complete Assembly] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4525904.jpg) | 61903 | Technic Universal Joint 3L [Complete Assembly]Technic Steering, Suspension and Engine | Light Bluish Gray | 8× | |
 | 6636 | Tile 1 x 6 with GrooveTiles | Yellow | 6× | |
 | 4162 | Tile 1 x 8 with GrooveTiles | Black | 1× | |
 | 4162 | Tile 1 x 8 with GrooveTiles | Yellow | 1× | |
 | 2412b | Tile Special 1 x 2 Grille with Bottom GrooveTiles Special | Trans-Red | 2× | |
 | 32199 | Axle Hose, Soft 11LTubes and Hoses | Black | 4× | |
 | 42610 | Wheel 11 x 8 with Center GrooveWheels and Tyres | Light Bluish Gray | 16× | |
| 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 |
| 6589 | Technic Gear 12 Tooth BevelTechnic Gears | Tan | 1× | Spare |
| 3647 | Technic Gear 8 ToothTechnic Gears | Dark Bluish Gray | 1× | Spare |
| 3749 | Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins | Tan | 1× | Spare |
| 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Light Bluish Gray | 1× | Spare |
| 32002 | Technic Pin 3/4Technic Pins | Dark Bluish Gray | 2× | Spare |
| 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 2× | Spare |
| 3673 | Technic Pin without Friction Ridges LengthwiseTechnic Pins | Light Bluish Gray | 2× | Spare |