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Class 2 article

42078 Mack Anthem is a TECHNIC set that was released in 2018.


The set features an I6 engine which is driven by the rear wheels, the engine is different than other TECHNIC sets, as it uses simpler pieces such as 3'' axles and bushings, while other TECHNIC sets use engine pieces and piston heads. The A-model features opening doors, with a bed inside. It also features a fifth wheel, which connects the trailer to the truck. The trailer features two outriggers, two outriggers on the bottom, and two cranes, the cranes have two sections, the cranes also use plastic chains which attach to the container, the container features two opening doors.

The B-model features two front-loading lifting forks, which pick up a refuse container, once the garbage, which is four wheels, is in the truck itself, the tailgate can be opened, and a waste ejector can eject the garbage.


It is the first TECHNIC set to be licensed by Mack, the A-model is based off of the Mack Anthem semi truck, the B-model is based off of the Mack LR, the I6 engine is based off of the Mack MP8. Description This is a description taken from Please do not modify it. (visit this item's product page)

Explore state-of-the-art engineering and design with the LEGO® Technic 42078 Mack Anthem truck. Developed in partnership with Mack® Trucks Inc., this authentic replica model comes with an array of realistic technical details and functions, including front-axle steering, rear wheel drive and a 6 cylinder straight engine with working pistons and spinning radiator fan. The detachable trailer has extendable outriggers, working landing legs, synchronized crane arms with side loading capability, and a loadable container with lockable doors, while the accessible driver’s cab has opening doors, adjustable seats, detailed dashboard, steering wheel, sun visors and a bunk bed. This 2-in-1 advanced builder set also features a Mack bulldog hood ornament, and can be rebuilt into a detailed replica of the iconic Mack LR garbage truck.

  • Features authentically designed bodywork, front-axle steering, rear wheel drive, 6 cylinder straight engine with moving pistons and spinning radiator fan, detailed driver’s cab with opening doors, adjustable seats, steering wheel, dashboard, sun visors and a bunk bed, and adjustable wing mirrors.

Also features a detachable trailer with extendable outriggers, landing legs, synchronized crane arms and a container with lockable doors.

  • Includes special decorated elements and manufacturer´s logo, plus an iconic Mack® bulldog hood ornament and a collection of authentic stickers.
  • Check out the authentic gray, black, white and green color scheme.
  • Steer the truck into position, lower the landing legs, extend the outriggers and operate the synchronized crane arms to side-load the container onto the trailer.
  • Lift the hood to reveal a detailed 6 cylinder straight engine with moving pistons and spinning radiator fan.
  • Open the side panels to access the fuel tanks.
  • This LEGO® Technic advanced building set is designed to provide an immersive and rewarding building experience.
  • This set includes over 2,590 pieces and is suitable for ages 11-16.
  • 2-in-1 model: rebuilds into a replica of the iconic Mack LR garbage truck.
  • Building instructions for the Mack LR garbage truck are available at
  • Mack Anthem truck and trailer with crane boom and landing legs extended measures over 10” (27cm) high, 32” (83cm) long and 7” (18cm) wide, and over 8” (22cm) high and 5” (15cm) wide with the crane boom and landing legs retracted.
  • Mack LR measures over 7” (19cm) high, 22” (58cm) long and 6” (17cm) wide with forks and container lowered, and over 12” (33cm) high with forks and container raised.


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