Mobile Crane MK II
42009-1 Technic 2013 2607 parts 1.2% repair risk Advanced
The LEGO Technic Mobile Crane MK II (42009-1) recreates a massive lifting machine with intricate functionality. This 2607-piece model, originally released in 2013, features advanced Power Functions that drive the extending outriggers, lower the support feet, and raise the main crane arm to an impressive height of 77cm. Builders activate the working winch to lower the hook, controlling precise movements. Its detailed V8 engine includes moving pistons, while an 8-wheel steering system allows realistic maneuverability. As a 2-in-1 build, the crane transforms into a robust container stacker and truck, also incorporating Power Functions for its extending and raising boom, offering diverse operational scenarios.
Parts Inventory
| Part | Qty | LEGO price each |
|---|---|---|
![]() Technic Pin Connector Hub with 2 Perpendicular Axles 10197 | 4× | €0,18 |
![]() Technic Gear 8 Tooth [Reinforced] 10928 | 19× | €0,15 |
![]() Technic Beam 1 x 5 Thin with Axle Holes on Ends 11478 | 12× | €0,25 |
![]() Technic Panel Curved 11 x 3 with 10 Pin Holes through Panel Surface 11954 | 6× | Check price → View |
![]() Technic Gear 8 Tooth No Friction 11955 | 4× | €0,35 |
![]() Wheel 18 x 8 with Fake Bolts and Deep Spokes with Inner Ring 13971 | 3× | €0,21 |
![]() String with End Studs 31L Overall 14226c31 | 2× | €3,00 |
![]() Sticker Sheet for Set 42009-1 14262 | 1× | Check price → View |
![]() String Cord Medium Thickness 250cm 14728c250 | 1× | Check price → View |
![]() Tile 1 x 4 with Groove 2431 | 5× | €0,12 |
![]() Technic Brick 1 x 10 [9 Pin Holes] 2730 | 1× | €0,48 |
![]() Technic Pin with Friction Ridges Lengthwise and Center Slots 2780 | 495× | Check price → View |
Repairability
Can you fix Mobile Crane MK II if a piece goes missing?
2 of the 167 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.
Theme average
6.5%
All sets
6.7%
Hardest to replace
More Technic sets
Browse more LEGO Technic sets related to Mobile Crane MK II, including models from 2013 and other sets in the same theme.
Build DNA
Parts inventory insights for Mobile Crane MK II
2,607 pieces puts this build +302% against the average Technic set and +812% against the average 2013 release.

Vs average Technic set
Average Technic set: 648 pieces across 453 other sets.
Vs average 2013 set
Average 2013 set: 286 pieces across 334 other sets.
Color profile
Dominant color
Black
Unique parts
4 pieces per unique type
Repeat factor
Average pieces per unique type.
Most used part
Technic Pin with Friction Ridges Lengthwise and Center Slots
495xResults are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.
This site is not affiliated with or endorsed by the LEGO Group.




![Technic Gear 8 Tooth [Reinforced]](https://cdn.rebrickable.com/media/parts/elements/6012451.jpg)








![Technic Brick 1 x 10 [9 Pin Holes]](https://cdn.rebrickable.com/media/parts/elements/273026.jpg)