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LEGO Liebherr vs Cat Comparison | LEGO 42131 vs 42100 | LEGO 42100 vs 42131 | Excavator vs Bulldozer - YouTube
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LEGO Liebherr R9800 Excavator and LEGO Volvo A60H Hauler | LEGO 42114 42100 | LEGO 42100 42114 - YouTube
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Liebherr PR776 Dozer - Lego Technic 42100 alternate model - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
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