42100 Model C – Tracked Carrier

15,00 36,00  -Excl. Tax

An alternate model of the #42100 LEGO Technic set – Liebherr R 9800, as a heavy tracked carrier. With motorized functions : tracks, outriggers, rotating and operating crane, fake engine with speed control, remote controlled with PoweredUp App, and with openable elements and playable loads.

SKU: 42100_CARRIER Categories: ,

Video Presentation



  • Tracked Carrier inspired by Powerbully 18t only made with the parts of the LEGO Technic Set 42100
  • Motorized Tracks with two XL motors (one by side)
  • Fake engine driven by an L motor in a decoupled mode of the drive
  • Motorized outriggers using linear actuators with L motor
  • Rotation of the crane using a L motor and spur gearing (no worm screw in the original set)
  • Two-section crane using linear actuators (one XL motor, one L motor)
  • Two Control+ Hub for a total of 12 AA batteries, accessible freely underneath
  • Crane second section can be extended manually with lock pin
  • Openable elements : doors, engine bay (two panels) with working fan
  • Playable load (Diesel engine, pallet and pads)
  • Detailed interior with seats, dashboard, detailed engine with exhaust and rotating fans.

You can read the full review of this model on the blogpost, or watch the Design Secrets Video which is a condensed version of the article in video.


How to build ?

If you own the 42100 LEGO Technic Set – Liebherr R 9800, you can build this creation without any additional parts. You only need to purchase the PDF instructions on this page.

You can see the bill of material in the instructions (instructions previews below) or you can also check it on Rebrickable.

You can also purchase the instructions in bundle with my other 42100 alternate models on my website and have a discount. Here is the list :


About this product

The download of the instructions also includes 36 pages step by step tutorial in PDF to configure the model for PoweredUp App (available for Android and iOS). Please ensure you first that you smarpthone is compatible with this app and testing on your own 42100 set.

Here is the control interface on the PoweredUp App : 

Instructions preview

Additional information

Model Size



All, Alternate, Construction Equipment




Yes (with drive)

Building Difficulty


Pieces Count


Bill Of Material


Purchased File

PDF Instructions (453 pages / 180mo)
PDF PoweredApp Tutorial + Matching Blocks (12 pages / 2mo)