How many pieces are in the Mobile Crane MK II?

Mobile Crane MK II contains 2,607 pieces.

What age is the Mobile Crane MK II recommended for?

This set is recommended for ages 18+.

When was the Mobile Crane MK II released?

Mobile Crane MK II was released in 2013.

Breaking News

Running dino (see the slow motion)

r/legotechnic • about 2 hours ago

A couple of GT3s to celebrate another year around the sun!

r/legotechnic • about 2 hours ago

Imperial Police Gunship (2x 75412 ALT BUILD)

r/legostarwars • about 4 hours ago

🏛 Technic

Set #42009

Mobile Crane MK II

Name: Mobile Crane MK II
Brand: LEGO
SKU: 42009-1

The Mobile Crane MK II is a Technic masterpiece.

🏆 Best For: Ideal for teens and adults with experience in Technic building who enjoy complex mechanical models. ⏱ 10 hr build 🧩 2,607 pcs

★★★★☆ 4.6

The Mobile Crane MK II is highly praised for its intricate design and realistic functionality, providing a challenging and rewarding building experience. Some users find the build repetitive in certain sections, but overall, the set is considered a standout model within the Technic line.

MSRP

$219.99

Best Price

$197.99

You Save

10% OFF

View on eBay

Check price on Amazon

📝 Our Take

The Mobile Crane MK II is a Technic masterpiece. Released in 2013, this set boasts over 2600 pieces and features a complex system of gears and pneumatics to operate its various functions, making it a standout model in the Technic line.

This set is perfect for experienced LEGO builders and Technic enthusiasts. The intricate build provides a challenging and rewarding experience, while the finished model offers impressive display value and functionality.

Skip this if you prefer simpler builds or sets with minifigures. Consider the LEGO Technic Monster Jam Monster Mutt Dalmatian (42150) for a less complex and more playful experience.

✨ New

Ask BlockTalk about this set

AI assistant with full set data

BlockTalk

Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the Mobile Crane MK II - building tips, investment potential, comparisons, or anything else!

Try asking:

How does the Mobile Crane MK II compare to other large-scale Technic cranes in terms of functionality and building experience? What are some of the most challenging aspects of building the Mobile Crane MK II? How does the pneumatic system in the Mobile Crane MK II contribute to the realism of the model? What are some effective ways to display the Mobile Crane MK II to showcase its features and functionality?

🧱 Building Experience

🧩

2,607

Pieces

⏱

10h

Build Time

📊

Advanced

Difficulty

Build Highlights:

Intricate gear system for realistic crane operation
Pneumatic functions for extending and retracting the boom
Complex outrigger system for stability
Challenging and rewarding building experience

📈 Investment Analysis

↑ Trending up since release

A-

Investment Grade

⏳ Appreciating

The Mobile Crane MK II is a retired Technic set with a high piece count and complex functionality, making it a desirable item for collectors and investors. Its popularity within the Technic community, combined with its retired status, suggests a continued upward trend in value. However, the large size and specialized nature of Technic sets may limit its appeal to a niche market, posing a potential risk. As with any investment, monitor market trends and condition of the set to maximize returns.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

⚖ Compare Similar Sets

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The Mobile Crane MK II stands out due to its complex pneumatic system and large scale compared to other Technic sets in its price range. While sets like the LEGO Technic Liebherr R 9800 Excavator (42100) offer app-controlled functionality, the Mobile Crane MK II provides a more traditional, hands-on mechanical experience. Consider the Mobile Crane MK II if you prefer a challenging build with a focus on realistic mechanical functions.

📦 Full Parts Inventory - 138 unique parts • 2,034 total pieces

Technic Pin Conne...

Part #: 10197 4× Dark Bluish Gray

Technic Gear 8 To...

Part #: 10928 19× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 11478 12× Black

Technic Panel Cur...

Part #: 11954 6× Yellow

Technic Gear 8 To...

Part #: 11955 1× Red

Wheel 18 x 8 with...

Part #: 13971 3× Light Bluish Gray

String with End S...

Part #: 14226c31 2× Black

Sticker Sheet for...

Part #: 14262 1× [No Color/Any Color]

String Cord Mediu...

Part #: 14728c250 1× Black

Tile 1 x 4 with G...

Part #: 2431 5× Black

Technic Brick 1 x...

Part #: 2730 1× Black

Technic Pin with ...

Part #: 2780 10× Black

Technic Steering ...

Part #: 2819 1× Light Bluish Gray

Technic Beam 1 x ...

Part #: 2825 4× Light Bluish Gray

Technic Engine Cy...

Part #: 2850b 8× Light Bluish Gray

Technic Engine Pi...

Part #: 2851 8× Yellow

Technic Engine Co...

Part #: 2852 8× Light Bluish Gray

Technic Engine Cr...

Part #: 2853 3× Light Bluish Gray

Technic Engine Cr...

Part #: 2854 3× Tan

Plate 2 x 3

Part #: 3021 2× Black

Plate 1 x 2

Part #: 3023 2× Trans-Orange

Tile 1 x 2 with G...

Part #: 3069b 2× Trans-Orange

Technic Pin 3/4

Part #: 32002 15× Tan

Technic Beam 1 x ...

Part #: 32009 4× Yellow

Technic Beam 1 x ...

Part #: 32009 2× Dark Bluish Gray

Technic Axle and ...

Part #: 32013 10× Black

Technic Axle and ...

Part #: 32013 9× Yellow

Technic Axle and ...

Part #: 32015 2× Black

Technic Beam 1 x ...

Part #: 32017 15× Yellow

Tyre 62.4 x 20

Part #: 32019 10× Black

Technic Axle and ...

Part #: 32034 2× Red

Technic Axle and ...

Part #: 32034 14× Light Bluish Gray

Technic Axle Conn...

Part #: 32039 4× Light Bluish Gray

Technic Pin Long ...

Part #: 32054 64× Light Bluish Gray

Technic Axle 2 No...

Part #: 32062 76× Red

Technic Axle 5

Part #: 32073 1× Light Bluish Gray

Technic Bush 1/2 ...

Part #: 32123b 3× Yellow

Technic Beam 2 x ...

Part #: 32140 4× Black

Technic Beam 2 x ...

Part #: 32140 21× Light Bluish Gray

Technic Beam 2 x ...

Part #: 32140 19× Yellow

Technic Axle and ...

Part #: 32184 16× Light Bluish Gray

Technic Driving R...

Part #: 32187 2× Light Bluish Gray

Technic Beam 3 x ...

Part #: 32250 8× Black

Technic Gear 20 T...

Part #: 32269 1× Black

Technic Gear 20 T...

Part #: 32269 11× Tan

Technic Gear 12 T...

Part #: 32270 23× Black

Technic Beam 1 x ...

Part #: 32278 10× Yellow

Technic Beam 1 x ...

Part #: 32278 11× Black

Technic Beam 1 x ...

Part #: 32278 18× Dark Bluish Gray

Technic Axle and ...

Part #: 32291 1× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32316 14× Yellow

Technic Beam 1 x ...

Part #: 32316 2× Black

Technic Beam 1 x ...

Part #: 32316 24× Light Bluish Gray

Technic Pin Conne...

Part #: 32333 2× Light Bluish Gray

Technic Beam 1 x ...

Part #: 32348 4× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32449 20× Yellow

Technic Beam 1 x ...

Part #: 32523 18× Yellow

Technic Beam 1 x ...

Part #: 32523 25× Light Bluish Gray

Technic Beam 1 x ...

Part #: 32524 1× Black

Technic Beam 1 x ...

Part #: 32524 15× Yellow

Technic Beam 1 x ...

Part #: 32524 45× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32525 28× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32525 15× Yellow

Technic Beam 3 x ...

Part #: 32526 12× Light Bluish Gray

Technic Beam 3 x ...

Part #: 32526 14× Yellow

Technic Beam 3 x ...

Part #: 32526 6× Blue

Technic Beam 3 x ...

Part #: 32526 2× Black

Technic Pin Conne...

Part #: 32529 2× Black

Technic Pin Long ...

Part #: 32556 11× Tan

Technic Pin Conne...

Part #: 32557 1× Light Bluish Gray

Technic Beam 3 x ...

Part #: 33299a 3× Black

Plate 1 x 3

Part #: 3623 3× Black

Technic Gear 24 T...

Part #: 3648b 3× Dark Bluish Gray

Plate 1 x 6

Part #: 3666 6× Yellow

Technic Pin witho...

Part #: 3673 8× Light Bluish Gray

Technic Brick 1 x...

Part #: 3700 1× Black

Technic Brick 1 x...

Part #: 3703 9× Black

Technic Axle 4

Part #: 3705 25× Black

Technic Axle 6

Part #: 3706 1× Black

Technic Axle 8

Part #: 3707 2× Black

Technic Axle 12

Part #: 3708 3× Black

Technic Bush

Part #: 3713 68× Light Bluish Gray

Technic Axle 10

Part #: 3737 7× Black

Technic Gear Rack...

Part #: 3743 10× Light Bluish Gray

Technic Axle Pin ...

Part #: 3749 7× Tan

Technic Brick 1 x...

Part #: 3894 6× Yellow

Technic Beam 1 x ...

Part #: 40490 12× Yellow

Technic Beam 1 x ...

Part #: 40490 15× Black

Technic Beam 1 x ...

Part #: 41239 1× Yellow

Technic Beam 1 x ...

Part #: 41239 32× Light Bluish Gray

Tile 1 x 8 with G...

Part #: 4162 11× Black

Technic Tooth 1 x...

Part #: 41669 1× Black

Technic Beam 1 x ...

Part #: 41677 16× Black

Technic Axle and ...

Part #: 41678 8× Light Bluish Gray

Technic Wedge Bel...

Part #: 4185 2× Yellow

Technic Wedge Bel...

Part #: 4185 10× Dark Bluish Gray

Technic Axle and ...

Part #: 42003 12× Yellow

Technic Axle and ...

Part #: 42003 21× Black

Wheel 11 x 8 with...

Part #: 42610 5× Light Bluish Gray

Technic Pin 1/2

Part #: 4274 4× Blue

Technic Axle Pin ...

Part #: 43093 113× Blue

Technic Beam 1 x ...

Part #: 43857 8× Yellow

Technic Axle 7

Part #: 44294 7× Light Bluish Gray

Technic Pin Conne...

Part #: 44809 4× Light Bluish Gray

Technic Axle 3

Part #: 4519 62× Light Bluish Gray

Technic Worm Gear

Part #: 4716 2× Light Bluish Gray

Technic Pin Conne...

Part #: 48989 10× Light Bluish Gray

Technic Turntable...

Part #: 50163 1× Light Bluish Gray

Technic Axle 32

Part #: 50450 1× Black

Technic Axle 16

Part #: 50451 5× Black

Tyre 14 x 6 Solid...

Part #: 50951 5× Black

Slope 30° 1 x 1 x...

Part #: 54200 2× Trans-Orange

Technic Axle 8 wi...

Part #: 55013 13× Dark Bluish Gray

Technic Pin Conne...

Part #: 55615 8× Light Bluish Gray

Battery Box, Powe...

Part #: 58119 1× Light Bluish Gray

Technic Axle 5.5 ...

Part #: 59426 11× Dark Bluish Gray

Technic Axle Conn...

Part #: 59443 8× Red

Technic Axle Conn...

Part #: 59443 32× Light Bluish Gray

Technic Beam 1 x ...

Part #: 60483 10× Black

Technic Beam 1 x ...

Part #: 60483 47× Light Bluish Gray

Technic Beam 3 x ...

Part #: 60484 11× Dark Bluish Gray

Technic Axle 9

Part #: 60485 10× Light Bluish Gray

Plate Round 1 x 1...

Part #: 6141 3× Trans-Red

Plate Round 1 x 1...

Part #: 6141 8× Trans-Clear

Plate Round 1 x 1...

Part #: 6141 1× Trans-Orange

Technic Universal...

Part #: 61903 2× Light Bluish Gray

Technic Axle and ...

Part #: 61904 2× Dark Bluish Gray

Technic Linear Ac...

Part #: 61927b 2× Light Bluish Gray

Technic Pin Conne...

Part #: 62462 8× Yellow

Technic Gear Diff...

Part #: 62821b 1× Dark Bluish Gray

Technic Axle and ...

Part #: 63869 23× Black

Technic Beam 5 x ...

Part #: 64178 2× Light Bluish Gray

Technic Beam Fram...

Part #: 64179 7× Light Bluish Gray

Technic Panel Fai...

Part #: 64391 2× Yellow

Technic Panel Fai...

Part #: 64683 2× Yellow

Technic Gear Rack...

Part #: 64781 12× Black

Technic Panel 5 x...

Part #: 64782 1× Light Bluish Gray

Technic Panel 5 x...

Part #: 64782 4× Yellow

Technic Axle and ...

Part #: 6536 15× Yellow

Technic Axle and ...

Part #: 6536 51× Black

Part #: 6542b 16× Dark Bluish Gray

Technic Pin Long ...

Part #: 6558 214× Blue

Technic Cam

Part #: 6575 4× Dark Bluish Gray

Technic Axle 3 wi...

Part #: 6587 2× Dark Tan

Technic Gear 12 T...

Part #: 6589 17× Tan

Technic Pin with ...

Part #: 6628 14× Black

Technic Beam 1 x ...

Part #: 6629 2× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 6632 20× Black

Technic Beam 1 x ...

Part #: 6632 22× Yellow

Tile 1 x 6 with G...

Part #: 6636 4× Yellow

Technic Changeove...

Part #: 6641 2× Red

Technic Gear 24 T...

Part #: 76244 3× White

Wheel 43.2 x 18 w...

Part #: 86652 10× Light Bluish Gray

Technic Panel Fai...

Part #: 87080 2× Yellow

Technic Pin Conne...

Part #: 87082 35× Black

Technic Axle 4 wi...

Part #: 87083 28× Dark Bluish Gray

Technic Panel Fai...

Part #: 87086 2× Yellow

Technic Gear 20 T...

Part #: 87407 3× Light Bluish Gray

Technic Pin Conne...

Part #: 87408 4× Black

Technic Linear Ac...

Part #: 92693 4× Light Bluish Gray

Technic Gear 16 T...

Part #: 94925 27× Light Bluish Gray

Technic Axle 4 wi...

Part #: 99008 10× Tan

Motor, Large, Pow...

Part #: 99499 1× Light Bluish Gray

Technic Beam Tria...

Part #: 99773 4× Black

Technic Beam Tria...

Part #: 99773 6× Yellow

This set is a treasure trove of Technic elements, with high quantities of pins, axles, and beams in Light Bluish Gray, Blue, and Black. The abundance of these common Technic parts makes it a valuable source for MOC builders looking to expand their collection of essential components.

🛒 Where to Buy

eBay

✓ In Stock

$197.99 →

Walmart

✓ In Stock

$208.99

Target

✓ In Stock

$219.99

Amazon

Check price

→

💎 Notable Parts

Blue Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots (214x) $10.70

Blue Technic Axle Pin with Friction Ridges Lengthwise (113x) $5.65

Light Bluish Gray Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] (64x) $6.40

Light Bluish Gray Technic Beam 1 x 13 Thick (32x) $4.80

Light Bluish Gray Technic Gear 16 Tooth Reinforced [New Style] (27x) $5.40

Est. BrickLink Part Value

$32.95

💡 MOC Potential

🚗 Heavy-duty tow truck with functional winch and suspension

🚗 Off-road vehicle with all-wheel drive and articulated steering

🤖 Industrial robot arm with multiple degrees of freedom

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

1 video found

BlockTalk AI

LEGO Technic reviewers like Geeky Bricks give the Mobile Crane MK II (42009) high marks, praising the detailed build and the impressive functionality provided by the power functions. While the build process is enjoyable, some find it repetitive due to the sheer number of Technic pieces involved.

LEGO Technic Mobile Crane MKII 42009 Unboxing

Geeky Bricks • 44.0K views Review

What the Community Says

1 YouTube reviews

BlockTalk AI Summary

Geeky Bricks emphasizes the set's large size and piece count (2606) in their unboxing, expressing excitement for the upcoming build and review. Their subsequent review highlights the satisfying end result and functionality, despite the somewhat repetitive building process.

Reddit Reviews

No Reddit reviews found

YouTube Reviews

1 video

LEGO Technic Mobile Crane MKII 42009 Unboxing

Geeky Bricks

44.0K views Review

Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

Inventory Statistics

138

Unique Parts

2,034

Total Pieces

Minifigures

Inventory Version: 1

Master the mechanics!
Build the Mobile Crane MK II!

Running dino (see the slow motion)

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Mobile Crane MK II

📝 Our Take

Ask BlockTalk about this set

🧱 Building Experience

📈 Investment Analysis

⚖ Compare Similar Sets

📦 Full Parts Inventory - 138 unique parts • 2,034 total pieces

🛒 Where to Buy

💎 Notable Parts

💡 MOC Potential

📰 Technic News

Running dino (see the slow motion)

A couple of GT3s to celebrate another year around the sun!

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