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Sets/Technic/42121 · Heavy Duty Excavator
LEGO 42121 Heavy Duty Excavator — Technic
SOURCE · REBRICKABLE CDN42121
TECHNIC · 2021

Heavy Duty Excavator

A Technic set of 569 pieces, an original retail of $39.99.

Part of the Technic collection→
Up 38% on retail since retirementSealed floor $55 against a $40 original RRP.
SET NUMBER
42121
PIECES
569
MINIFIGURES
0
ORIGINAL RRP
$39.99 USD
RELEASED
March 1, 2021
STATUS
RETIRED · DEC 2022
TIMING
Retired 1,309 days ago
The Course LadderAsking-price floors · eBay
Sealed
$55
ASKING FLOOR · 31 LISTED
Used Complete
$34
ASKING FLOOR · 9 LISTED
Used Incomplete
$50
ASKING FLOOR · 1 LISTED

Live listings · by tier

41 active · eBay · fetched on visit
Atlas can read these 41 listings for youWhich is the genuine floor, which is the best buy, and what to verify before you commit.Ask Atlas →
Sealed$55
ASKING FLOOR · 31 LISTED
LEGO Technic 42121 Heavy Duty Excavator – Open Box Mostly Sealed Bags Complete
FLOORBUY NOW · US · 100%
$55
LEGO Technic 2 in 1 Heavy-Duty Excavator 42121 Building Set 569 pcs
AUCTION · US · 100%
$65
LEGO TECHNIC: Heavy-Duty Excavator (42121) 569pcs, 8+, Factory Sealed, Retired
BUY NOW · US · 100%
$79
LEGO TECHNIC: Heavy-Duty Excavator (42121) ~ New / Factory Sealed ~
BUY NOW · US · 100%
$84
Lego 42121 Technic Heavy Duty Excavator
BUY NOW · US · 100%
$89
LEGO TECHNIC: Heavy-Duty Excavator (42121) Brand New Sealed Damaged Box
BUY NOW · CA · 100%
$96
LEGO TECHNIC: Heavy-Duty Excavator (42121)
BUY NOW · US · 100%
$99
LEGO Technic #42121 Heavy-Duty Excavator 2 In 1 569 Pcs Retired Set ⚫🟡 New
BUY NOW · US · 100%
$99
Used Complete$34
ASKING FLOOR · 9 LISTED
LEGO TECHNIC: Heavy-Duty Excavator (42121)
FLOORBUY NOW · US · 100%
$34
LEGO 42121 Technic Heavy Duty Excavator PLEASE READ
BUY NOW · US · 99.9%
$39
LEGO® Technic™ 42121 Heavy-Duty Excavator 100% Complete Built
BUY NOW · US · 99.9%
$49
Lego Technic Excavator 42121
BUY NOW · US · 100%
$50
LEGO Technic 42121 Heavy Duty Excavator 2021 42121-1 Model Construction
BUY NOW · NL · 100%
$51
Heavy Duty Excavator - 2 in 1 - LEGO Technic - 42121 - Retired - Used
AUCTION · AU · 100%
$77
Lego Technic Set 42121 Hydraulic Excavator Digger Crawler Tractor 2in1 - Complete
BUY NOW · DE · 99.9%
$115
LEGO 42121 TECHNIC Used
BUY NOW · JP · 98.5%
$119
Used Incomplete$50
ASKING FLOOR · 1 LISTED
LEGO TECHNIC: Heavy-Duty Excavator (42121) Incomplete
FLOORBUY NOW · US · 100%
$50

Comparable sales · last 30 days

No verified sold sales recorded for this set yet. Sold-price history unlocks once the eBay Marketplace Insights feed is approved — until then the Course Ladder above reflects active asking-price floors, not realised sale prices.