
Liebherr R 9800 Excavator
42100-1
4,108
2019
10+
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About this set
The LEGO Technic Liebherr R 9800 Excavator is one of the most ambitious sets ever produced under the Technic banner, and it earns that distinction in every sense. Released in 2019 as a flagship collaboration with German engineering giant Liebherr, this colossal model captures the essence of one of the world's largest mining excavators with a level of mechanical authenticity that few LEGO sets can match. At 4108 pieces, the build is an extended, deeply satisfying experience for experienced Technic builders. The completed model measures over 16 inches tall and 28 inches long, commanding serious shelf presence. Under the bodywork lies a sophisticated Power Functions system driven by multiple motors, enabling motorized boom, stick, and bucket movement, as well as 360-degree superstructure rotation and travel function. The cab interior features recreated operator controls, and the attention to panel shaping and color accuracy relative to the real machine is genuinely impressive. The Liebherr branding integrated throughout the build adds a premium authenticity rarely seen at this scale. This set is squarely aimed at adult Technic enthusiasts who appreciate engineering complexity and real-world industrial machinery. It rewards patience and technical skill, making it a landmark achievement for anyone who completes it. Displaying it alongside other flagship Technic sets underscores just how far the theme has pushed the boundaries of what LEGO building can accomplish. While the Liebherr R 9800 remains currently available, flagship Technic sets of this scale and licensing pedigree do not stay in production indefinitely. Sets like this one have historically appreciated in value after retirement, particularly among collectors who focus on large-format Technic builds. If you have been considering adding this to your collection, the window while it remains on shelves is one worth taking seriously. This is genuinely one of the defining LEGO Technic sets of its era.
Set Specifications
| Set Number | 42100-1 |
| Name | Liebherr R 9800 Excavator |
| Theme | Technic |
| Year Released | 2019 |
| Piece Count | 4,108 |
| Minifigures | 0 |
| Age Range | 10+ |
| Status | Available |
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