Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Heavy Duty Excavator since November 2022. Medium accuracy
LEGO 42121 Heavy Duty Excavator was a 569 piece Technic set released in 2021. It was retired in November 2022 with a lifespan of 20 months. The current value for a new and sealed Heavy Duty Excavator is estimated at $66 with an average yearly gain of about 6%. On the secondary markets, the typical price range for the set MISB/NISB is between $55 and $85. The current used prices for Heavy Duty Excavator can be found in the range of $30 and $37 depending on the set's condition, with an average price of $30 if it is in good overall condition.

For Sale (New/Sealed)

(US) TECHNIC (42121) Heavy Duty Excavator Factory Sealed
BrickEconomy Choice
$39.99
(US) 6328597 Technic Heavy-Duty Excavator 42121
$42.18
-35.8%
(US) LEGO Technic Heavy-Duty Excavator, 2-in-1 42121 [New Toy] Brick
$47.90
-27.1%
(US) Pre-Owned LEGO Heavy-Duty Excavator 42121 Technic
$49.99
-24.0%
(NL) New in box, Sealed. Photos can be made on request for Box Collectors (Serious Buyers ...
$52.17
-20.7%
(US) Technic Heavy-Duty Excavator 42121 Toy Building Kit Playset 569pcs New
$54.90
-16.5%
(US) NEW LEGO Heavy-Duty Excavator 42121 Technic
$54.99
-16.4%
(US) Box in Sealed Condition, If box condition is important to you, please ask for photos
$54.99
-16.4%
(LT) BrickLink store pigiausiai.lt
$56.20
-14.5%
(CH) BrickLink store BeeToys
$56.46
-14.1%
(CA) BrickLink store Blackbird Toys
$57.11
-13.1%
(CH) BrickLink store Brixx-Shop-Schmidt
$57.43
-12.7%
(GB) Technic - Heavy-Duty Excavator (42121) (UK IMPORT) Toy NEW
$59.35
-9.7%
(CA) BrickLink store rapidos2
$59.95
-8.8%
(US) BrickLink store unioqueviewz
$60.00
-8.7%
(AU) Technic Heavy Duty Excavator 42121 2 In 1 Model New
$60.10
-8.6%
(DE) 42121 Hydraulikbagger Heavy-Duty Excavator NEU / NEW / MISB / SEALED
$63.67
-3.2%
(DE) Technic 42121 Heavy Duty Excavator Bagger Neu OVP
$64.74
-1.5%
(US) Technic Heavy-Duty Excavator 42121 Toy Building Kit; A Cool Multicolor
$65.49
-0.4%
Show 41 more listings

Sales Distribution (Last 90 Days)

This chart shows the distribution of sales for the last 3 months of new/sealed 42121 Heavy Duty Excavator.

Sale Trends

This chart shows the sales trends (number sold) of new/sealed 42121 Heavy Duty Excavator.

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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.

See how an excavator works
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.

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...
Description provided by LEGO©