#42121Technic2021
LEGO Heavy-Duty Excavator
Set #42121 · 2021 · 569 pieces · Substantial build
Set Details
- Set Number
- 42121
- Name
- Heavy-Duty Excavator
- Theme
- Technic
- Year
- 2021
- Pieces
- 569
- Complexity
- Substantial
- Build Time
- 2-4 hours
- Ages
- 10+
- Type
- Play-focused
About LEGO Heavy-Duty Excavator
LEGO Heavy-Duty Excavator (set #42121) is a large, detailed build with 569 pieces from the Technic theme, released in 2021. The Technic line features mechanically complex models with gears, axles, and motors. At 569 pieces, this is a substantial-level build with an estimated build time of 2-4 hours, suitable for ages 10+.
Finding Instructions
Building instructions for LEGO Heavy-Duty Excavator (#42121) are available as a free PDF on LEGO.com. You can also upload a photo of this set to LegoFinder to identify it and access the instructions directly.
Heavy-Duty Excavator FAQ
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