Description
The LEGO Technic Concrete Mixer Truck (42112) is a 1,163-piece construction vehicle set released in August 2020 and retired in December 2021. It is highly regarded as the first-ever dedicated concrete mixer truck released in the LEGO Technic line. [1, 2]
Key Product Specifications
- Piece Count: 1,163 pieces
- Age Recommendation: 10 years and older
- Dimensions: Measures over 16 inches (42 cm) long, 7 inches (19 cm) high, and 4 inches (12 cm) wide
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- Included Accessories: Comes with 100 1x1 round LEGO system bricks to simulate loose concrete [1, 2]
Functional Features
- Dual-Mode Drum Rotation: Features a functional gearbox. You can set the mixing drum to turn automatically as you push the truck forward, or switch it to manual mode to spin it using a side hand-crank. [1, 2]
- Archimedes Spiral Unloading: The interior of the drum utilizes a spiral design. Spinning the drum clockwise mixes the bricks, while turning it counterclockwise automatically forces the "concrete" out of the barrel. [1, 2, 3]
- Working Discharge Chute: Equipped with a rear funnel/chute mounted on a pivot to swing out and precisely guide the unloading concrete. [1, 2]
- Realistic Engine & Steering: Includes an un-motorized inline-4 moving engine with visible working pistons under the cab, plus a top-mounted "Hand of God" steering cog controlling the front four wheels. [1, 2, 3]