# LEGO 42042-1 — Crawler Crane (2015)

Source: https://www.brickmissing.com/sets/42042-1-crawler-crane
Publisher: BrickMissing (https://www.brickmissing.com) — free LEGO parts checker. Not affiliated with the LEGO Group.

Command the LEGO Technic Crawler Crane 42042-1, a 2-in-1 model showcasing heavy construction machinery. This replica includes a Power Functions motor, enabling operation of the boom, claw, rotating superstructure, and caterpillar tracks via joystick controls. The model features a double winch and pulley system with extensive cabling, a cab with tilt function, an exhaust pipe, and a ventilation grill, presented in a blue and white color scheme. An extendable boom increases the crane's height. Measuring over 61 cm high, the LEGO Technic Crawler Crane can be rebuilt into a Mobile Tower Crane, offering a different construction display.

## Set facts

- Set number: 42042-1
- Name: Crawler Crane
- Theme: Technic
- Released: 2015
- Pieces: 1400
- Distinct part + colour lots: 141
- Build difficulty: intermediate
- Repairability: 3.5% of this set's lots are hard to replace (5 of 141 part+colour combinations appear in three or fewer sets in the entire LEGO catalog).

## Complete parts list (141 lots, 1400 pieces)

Prices are the official LEGO Pick a Brick price per individual part, where LEGO publishes one.

| Qty | Part | Colour | Part no. | LEGO element ID | LEGO price each |
| ---: | --- | --- | --- | --- | --- |
| 6 | Technic Gear 8 Tooth [Reinforced] | Dark Bluish Gray | 10928 | 6012451 | €0,15 |
| 18 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle | Dark Bluish Gray | 11214 | 6015356 | €0,29 |
| 6 | Technic Beam 1 x 5 Thin with Axle Holes on Ends | Black | 11478 | 6327028 | €0,25 |
| 4 | Technic Panel Curved 11 x 3 with 10 Pin Holes through Panel Surface | Black | 11954 | 6108906 | — |
| 1 | Wheel 18 x 8 with Fake Bolts and Deep Spokes with Inner Ring | Light Bluish Gray | 13971 | 6044729 | €0,21 |
| 1 | Technic Beam 3 x 5 Thick [90° Offset Centre Beam Holes] | Light Bluish Gray | 14720 | 6055519 | €0,36 |
| 2 | Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise | Black | 15100 | 6073231 | — |
| 2 | Technic Panel 3 x 11 x 1 | White | 15458 | 6055627 | €1,13 |
| 11 | Technic Axle 5 with Stop | Dark Tan | 15462 | 6055631 | — |
| 1 | Battery Box, Power Functions 4 x 11 x 7 with Orange Switch and Dark Bluish Gray Covers [Complete Assembly] [New Version] | Light Bluish Gray | 16511 | 6074147 | — |
| 6 | Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening] | Tan | 18575 | 6346517 | €0,36 |
| 12 | Technic Pin Connector Round 1L [Beam] | Dark Bluish Gray | 18654 | 6100030 | €0,05 |
| 1 | Technic Turntable Large Type 3 Top, 60 Tooth | Black | 18938 | 6109283 | — |
| 1 | Technic Turntable Large Type 3 Base | Light Bluish Gray | 18939 | 6109285 | €1,04 |
| 11 | Technic Gear 16 Tooth with Clutch on Both Sides | Red | 18946 | 6100930 | €0,42 |
| 4 | Technic Driving Ring 3L | Dark Bluish Gray | 18947 | 6100931 | €0,47 |
| 6 | Technic Driving Ring Connector | White | 18948 | 6276052 | €0,23 |
| 1 | Technic Pin Double Triangle 1 x 3 with 2 Clips Not Completely Round Pin Holes | Black | 19159 | 6124733 | — |
| 4 | Technic Grabber Arm Claw with 3L Thick Beam [Type 2] | Black | 19540 | 6100179 | — |
| 1 | Sticker Sheet for Set 42042-1 | Unknown | 20874 | 6109479 | — |
| 1 | String Cord Poly, 1.2mm Thickness, 100cm | Black | 21474 | 6116677 | — |
| 1 | String Cord Poly, 1.2mm Thickness, 180cm | Black | 21478 | 6116684 | — |
| 2 | Tile 1 x 4 with Groove | Black | 2431 | 243123 | €0,12 |
| 4 | Technic Link 1 x 16 | Light Bluish Gray | 2637 | 4211556 | — |
| 185 | Technic Pin with Friction Ridges Lengthwise and Center Slots | Black | 2780 | 278026 | — |
| 4 | Plate 2 x 4 | Dark Bluish Gray | 3020 | 4211065 | €0,15 |
| 6 | Plate 2 x 3 | Black | 3021 | 302123 | €0,13 |
| 1 | Flag 7 x 3 with Rod | Dark Blue | 30292 | 6337613 | €0,62 |
| 2 | Bar 4L (Lightsaber Blade / Wand) | Black | 30374 | 6116604 | €0,05 |
| 4 | Technic Brick 1 x 2 [2 Pin Holes] | Black | 32000 | 3200026 | €0,10 |
| 4 | Technic Pin 3/4 | Tan | 32002 | 6013938 | €0,08 |
| 2 | Technic Beam 1 x 11.5 Double Bent Thick | White | 32009 | 4125194 | — |
| 2 | Technic Beam 1 x 11.5 Double Bent Thick | Black | 32009 | 3200923 | — |
| 2 | Technic Axle and Pin Connector Angled #1 | White | 32013 | 6332573 | €0,08 |
| 2 | Technic Axle and Pin Connector Angled #5 - 112.5° | White | 32015 | 6271349 | €0,21 |
| 2 | Technic Axle and Pin Connector Angled #5 - 112.5° | Light Bluish Gray | 32015 | 6271347 | €0,21 |
| 3 | Technic Axle and Pin Connector Angled #2 - 180° | Black | 32034 | 6271869 | €0,11 |
| 9 | Technic Axle Connector with Axle Hole | Black | 32039 | 3203926 | — |
| 36 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] | Black | 32054 | 3205426 | — |
| 50 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] | Light Bluish Gray | 32054 | 4211865 | — |
| 15 | Technic Axle 2 Notched | Red | 32062 | 4142865 | €0,07 |
| 16 | Technic Beam 1 x 6 Thin | Black | 32063 | 6163980 | €0,13 |
| 14 | Technic Axle 5 | Light Bluish Gray | 32073 | 4211639 | €0,11 |
| 2 | Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced | Yellow | 32123b | 6271167 | €0,04 |
| 26 | Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced | Light Bluish Gray | 32123b | 6271165 | €0,04 |
| 2 | Technic Axle and Pin Connector Toggle Joint Smooth | Black | 32126 | 6061202 | — |
| 2 | Technic Pin Double with Axle Hole | Black | 32138 | 4119589 | — |
| 16 | Technic Beam 2 x 4 L-Shape Thick | Light Bluish Gray | 32140 | 6271831 | €0,15 |
| 6 | Technic Beam 2 x 4 L-Shape Thick | Black | 32140 | 6271829 | €0,15 |
| 3 | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole | Light Bluish Gray | 32184 | 6276969 | €0,12 |
| 4 | Technic Gear 20 Tooth Bevel | Tan | 32198 | 6031962 | €0,56 |
| 5 | Technic Gear 12 Tooth Double Bevel | Black | 32270 | 4177431 | €0,18 |
| 2 | Technic Beam 1 x 9 Bent (7 - 3) Thick | White | 32271 | 6276842 | €0,33 |
| 40 | Technic Beam 1 x 15 Thick | Black | 32278 | 6057799 | €0,42 |
| 5 | Technic Beam 1 x 15 Thick | Dark Bluish Gray | 32278 | 4542576 | €0,42 |
| 8 | Technic Beam 1 x 5 Thick | Black | 32316 | 4142135 | €0,19 |
| 8 | Technic Beam 1 x 4 Thin | White | 32449 | 6360072 | €0,19 |
| 17 | Technic Beam 1 x 3 Thick | Black | 32523 | 4509376 | €0,10 |
| 5 | Technic Beam 1 x 3 Thick | White | 32523 | 4208160 | €0,10 |
| 1 | Technic Beam 1 x 3 Thick | Black | 32523 | 4142822 | €0,10 |
| 1 | Technic Beam 1 x 7 Thick | White | 32524 | 4495927 | €0,25 |
| 27 | Technic Beam 1 x 7 Thick | Black | 32524 | 4506043 | €0,25 |
| 4 | Technic Beam 1 x 7 Thick | Dark Bluish Gray | 32524 | 4495931 | €0,25 |
| 3 | Technic Beam 1 x 11 Thick | Black | 32525 | 6029578 | €0,33 |
| 5 | Technic Beam 1 x 11 Thick | Black | 32525 | 6390388 | €0,33 |
| 8 | Technic Beam 1 x 11 Thick | Dark Bluish Gray | 32525 | 4603472 | €0,33 |
| 5 | Technic Beam 3 x 5 L-Shape Thick | White | 32526 | 4585040 | €0,24 |
| 7 | Technic Beam 3 x 5 L-Shape Thick | Black | 32526 | 4158923 | €0,24 |
| 18 | Technic Beam 3 x 5 L-Shape Thick | Dark Bluish Gray | 32526 | 4210753 | €0,24 |
| 15 | Technic Pin Long without Friction Ridges | Tan | 32556 | — | — |
| 4 | Technic Pin Connector Perpendicular Long | Black | 32557 | 4143466 | €0,22 |
| 4 | Technic Beam 3 x 0.5 Liftarm with Boss and Pin / Crank | Light Bluish Gray | 33299a | 4211688 | — |
| 2 | Plate 1 x 3 | White | 3623 | 362301 | €0,07 |
| 4 | Technic Gear 24 Tooth [New Style with Single Axle Hole] | Dark Bluish Gray | 3648b | 6133119 | €0,33 |
| 16 | Technic Pin without Friction Ridges Lengthwise | Light Bluish Gray | 3673 | 4211807 | €0,05 |
| 10 | Technic Axle 4 | Black | 3705 | 370526 | €0,08 |
| 11 | Technic Axle 6 | Black | 3706 | 370626 | €0,12 |
| 3 | Technic Axle 8 | Black | 3707 | 370726 | €0,22 |
| 20 | Technic Bush | Light Bluish Gray | 3713 | 6275844 | €0,05 |
| 2 | Technic Axle 10 | Black | 3737 | 373726 | €0,25 |
| 7 | Technic Beam 1 x 9 Thick | Light Bluish Gray | 40490 | 6102449 | €0,29 |
| 20 | Technic Beam 1 x 13 Thick | Dark Bluish Gray | 41239 | 4522937 | €0,39 |
| 3 | Technic Beam 1 x 13 Thick | White | 41239 | 4620671 | €0,39 |
| 2 | Technic Beam 1 x 2 Thin | White | 41677 | 6371416 | €0,13 |
| 4 | Technic Axle and Pin Connector Perpendicular Double Split | Light Bluish Gray | 41678 | 4211889 | — |
| 4 | Technic Wedge Belt Wheel [aka Pulley] | Light Bluish Gray | 4185 | 6321743 | €0,30 |
| 10 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes | Black | 42003 | 6273708 | €0,12 |
| 28 | Wheel 11 x 8 with Center Groove | Light Bluish Gray | 42610 | 4211758 | €0,11 |
| 14 | Technic Pin 1/2 | Light Bluish Gray | 4274 | 4211483 | €0,05 |
| 39 | Technic Axle Pin with Friction Ridges Lengthwise | Black | 43093 | 4206482 | €0,06 |
| 3 | Technic Axle 7 | Light Bluish Gray | 44294 | 4211805 | €0,16 |
| 5 | Technic Pin Connector Perpendicular 2 x 2 Bent | Black | 44809 | 6325982 | €0,36 |
| 40 | Technic Axle 3 | Light Bluish Gray | 4519 | 4211815 | €0,05 |
| 2 | Technic Worm Gear | Light Bluish Gray | 4716 | 4211510 | — |
| 11 | Technic Pin Connector Hub Perpendicular 3L with 4 Pins | Light Bluish Gray | 48989 | 4225033 | — |
| 1 | Technic Axle and Pin Connector, Perpendicular with Extension | Flat Silver | 53586 | 6395637 | €1,20 |
| 5 | Technic Axle 8 with Stop | Dark Bluish Gray | 55013 | 4499858 | €0,21 |
| 2 | Technic Pin Connector Hub Perpendicular 3 x 3 Bent with 4 Pins (Pin Ridges Across Part) | Light Bluish Gray | 55615 | 4296059 | — |
| 2 | Wheel 18mm x 14mm with Axle Hole, Fake Bolts and Shallow Spokes | Light Bluish Gray | 55982 | 4490127 | €0,22 |
| 4 | Technic Tread Sprocket Wheel Large 10 Tooth | Black | 57519 | 6526471 | €1,46 |
| 4 | Technic Axle 5.5 with Stop [Rounded Short End] | Dark Bluish Gray | 59426 | 4508553 | €0,11 |
| 12 | Technic Axle Connector Smooth [with x Hole + Orientation] | Red | 59443 | 4513174 | €0,06 |
| 4 | Technic Axle Connector Smooth [with x Hole + Orientation] | Black | 59443 | 4512363 | €0,06 |
| 23 | Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole | Dark Bluish Gray | 60483 | 6265093 | €0,07 |
| 12 | Technic Beam 3 x 3 T-Shape Thick | Light Bluish Gray | 60484 | 4552348 | €0,18 |
| 2 | Technic Beam 3 x 3 T-Shape Thick | Dark Bluish Gray | 60484 | 4552349 | €0,18 |
| 2 | Technic Axle 9 | Light Bluish Gray | 60485 | 4535768 | €0,21 |
| 8 | Slope 18° 2 x 1 x 2/3 with 4 Slots / Grate | Dark Bluish Gray | 61409 | 4540386 | €0,06 |
| 2 | Plate Round 1 x 1 with Solid Stud | Trans-Orange | 6141 | 6240227 | €0,04 |
| 3 | Plate Round 1 x 1 with Solid Stud | Trans-Clear | 6141 | 6514052 | €0,04 |
| 1 | String Reel 2 x 1 x 2 Drum with Axle Hole | Light Bluish Gray | 61510 | 4521532 | €0,23 |
| 1 | Technic Universal Joint 3L [Complete Assembly] | Light Bluish Gray | 61903 | 6335279 | €0,74 |
| 1 | Technic Pin Connector Round [Slotted] | Yellow | 62462 | 6173122 | €0,06 |
| 3 | Technic Pin Connector Round [Slotted] | Light Bluish Gray | 62462 | 6173127 | €0,06 |
| 14 | Technic Axle and Pin Connector Perpendicular Triple | Light Bluish Gray | 63869 | 6331441 | €0,17 |
| 2 | Technic Beam 5 x 11 with 3 x 5 Opening Frame Thick | Light Bluish Gray | 64178 | 4540797 | €1,26 |
| 2 | Technic Beam Frame 5 x 7 with 3 x 5 Opening Thick | Light Bluish Gray | 64179 | 4539880 | €0,91 |
| 8 | Technic Axle and Pin Connector Perpendicular | Light Bluish Gray | 6536 | 6261375 | €0,10 |
| 129 | Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots | Black | 6558 | 4514553 | — |
| 6 | Technic Axle 3 with Stud | Dark Tan | 6587 | 6031821 | €0,10 |
| 4 | Technic Gear 12 Tooth Bevel | Tan | 6589 | 4565452 | €0,10 |
| 4 | Technic Pin with Friction Ridges Lengthwise and Towball | Black | 6628 | 4184169 | — |
| 4 | Technic Beam 1 x 9 Bent (6 - 4) Thick | Black | 6629 | 6279882 | €0,34 |
| 6 | Technic Beam 1 x 3 Thin | Black | 6632 | 6344176 | €0,25 |
| 4 | Technic Beam 1 x 3 Thin | Black | 6632 | 6331723 | €0,25 |
| 2 | Technic Changeover Catch - + opening | Red | 6641 | 4160522 | — |
| 2 | Technic Gear 24 Tooth Clutch with Dark Bluish Gray Center | White | 76244 | 4107539 | — |
| 2 | Tile 2 x 4 with Groove | White | 87079 | 4560178 | €0,16 |
| 6 | Technic Panel Fairing #1 Small Smooth Short, Side A | Black | 87080 | 4566266 | — |
| 14 | Technic Axle 4 with Stop | Dark Bluish Gray | 87083 | 6083620 | €0,07 |
| 5 | Technic Panel Fairing #2 Small Smooth Short, Side B | Black | 87086 | 4566265 | — |
| 3 | Technic Pin Connector Toggle Joint Smooth Double with Axle and Pin Holes | Black | 87408 | 6278412 | €0,47 |
| 2 | Bar 3L | Light Bluish Gray | 87994 | 6093527 | €0,06 |
| 90 | Technic Link Tread Wide with Two Pin Holes, Reinforced | Dark Bluish Gray | 88323 | 4566742 | — |
| 1 | Technic Linear Actuator Mini with Dark Bluish Gray Head and Orange Axle | Light Bluish Gray | 92693 | 6221464 | €2,44 |
| 6 | Technic Axle and Pin Connector Perpendicular Split | Black | 92907 | 6279021 | €0,29 |
| 3 | Technic Gear 16 Tooth Reinforced [New Style] | Light Bluish Gray | 94925 | 4640536 | €0,21 |
| 5 | Technic Axle 4 with Centre Stop | Tan | 99008 | 4666999 | €0,10 |
| 1 | Motor, Large, Power Functions with Dark Bluish Gray Bottom | Light Bluish Gray | 99499 | 6000564 | — |
| 2 | Technic Beam Triangle Thin [Type II] | Black | 99773 | 6331437 | €0,31 |
| 2 | Technic Beam Triangle Thin [Type II] | Dark Bluish Gray | 99773 | 6331431 | €0,31 |

## Notes

- Track which of these parts you own and see what is missing: https://www.brickmissing.com/sets/42042-1-crawler-crane
- Inventory data is based on official LEGO inventories via the Rebrickable catalog, updated daily.
- Part images, minifigure lists and related sets are on the set page: https://www.brickmissing.com/sets/42042-1-crawler-crane