TechnicHeavy-Duty Excavator (42121)

Set Info

Looking for a special gift for kids who love construction toy sets? This 2-in-1 LEGO® Technic™ Heavy-Duty Excavator (42121) toy has plenty of features for hours of creative play. Boys and girls aged 8 and up will enjoy an immersive building challenge before exploring the digger toy's realistic features.

Digging, driving, rotating; there's so much to discover in this cool kids' excavator toy. Check out the shovel that moves up and down, plus the movable arm, running belts and rotating body. There’s also a detailed cabin with a driver’s seat and control panel. The set comes with extra LEGO brick ‘stones’ to dig and 4 cones. When it’s time for a new challenge, the model rebuilds into a tracked tractor with backhoe.

Buy this set for € 36.95 at »
This is the cheapest delivered at home option for The Netherlands for € 36.95
» Now lowest price ever! «

Some links may be affiliate links. As an Amazon Associate I earn from qualifying purchases. (more)

Pricing Info

Current price€ 33.99 € 2.00
Lego retail price€ 44.99(7.91 ct/brick)
Highest price ever€ 44.99
Lowest price ever€ 33.99
Price is 24% below the initial Lego retail price, a € 11.00 discount!
This comes down to 5.97 cent per brick.
Current pricing since March 1st 2021
Add this set to your brickwatch

Lego Set price development

Amazon pricing is not included in price tracking/graph

Technic Vehicles

Set price per store

Store Name Rating Current Price Delivered Changed
€ 36.95€ 36.95
€ 5.04
Mar 03, 2021
More info
€ 33.99€ 36.98
Mar 01, 2021
More info
€ 39.64€ 39.64More info
€ 38.98€ 39.64 ~More info
€ 35.99€ 40.94
Feb 27, 2021
More info
€ 39.99€ 41.48
Mar 01, 2021
More info
€ 36.95€ 41.90
Feb 27, 2021
More info
€ 38.24€ 44.19
Feb 26, 2021
More info
€ 37.99€ 44.24 ~More info
€ 39.99€ 44.72 ~More info
€ 44.99€ 44.99
Feb 17, 2021
More info
€ 43.64€ 49.89 ~More info
€ 44.99€ 50.94
Feb 01, 2021
More info
~ means with approximated delivery cost and VAT differences, as the actual delivery costs might vary due to item weight and/or dimensions.
Prices and availability may have changed since the last update.

No local delivery

The Heavy-Duty Excavator (42121) Lego set is available from the sites below. However, they do not offer delivery to your selected region.
Sometimes you can still order though by using forwarding services like Borderlinx / Forward2me etc..

No longer directly available

The Heavy-Duty Excavator (42121) Lego set is no longer directly available from the sites below. However, 3rd party partners of these sites might still have the set available.

Store Name Rating Last Price Last availability
€ 39.99Mar 02, 2021More info
€ 39.99Mar 01, 2021More info

Set details

Set Title

LEGO Heavy-Duty Excavator (42121)

Alternate descriptionAn engaging 2-in-1 building challenge for construction fans
Monitoring sinceFebruary 2021
Building instructionsDownload the building instructions for the Lego Heavy-Duty Excavator (42121), including alternate build(s)

User comments about Heavy-Duty Excavator (42121) - -----

You have to be logged in to be able to leave a review.
Spotted an error / Suggestions ?

Heavy-Duty Excavator 42121 Features

  • Whether it’s a birthday, Christmas, or ‘just because’ gift, young construction fans will love building and exploring this 2-in-1 LEGO® Technic™ Heavy-Duty Excavator (42121) toy set.
  • Packed with realistic features, this digger toy set lets kids see how construction vehicles really work. Check out the moving shovel and arm, plus running belts, just like on a real excavator.
  • When kids are ready for a new challenge, the 2-in-1 toy model rebuilds into a tracked tractor with backhoe.
  • This cool excavator toy for kids is ideal for boys and girls aged 8 and up who love construction vehicles.
  • With the authentic cabin and control panel to explore, it’s easy for kids to imagine life on a construction site with this cool excavator toy.
  • Role-play is easy with this cool set. There are 4 cones to manage the building site, plus extra LEGO® pieces to use as bricks for scooping up with the digger truck toy.
  • This kids' excavator toy model measures over 9 in. (23 cm) high, with arm up,14.5 in. (37 cm) long, with arm fully extended, and 4 in. (11 cm) wide.

Similar popular LEGO sets

Lamborghini Sián FKP 37 (42115)
€ 275.99
- € 4.00 (1%)

More info

Bugatti Chiron (42083)
€ 276.71
+ € 6.72 (2%)

More info

6x6 Volvo Articulated Hauler (42114)
€ 179.90
- € 0.09 (0%)

More info