Heavy-Duty Excavator
Retired product
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. A rewarding build for young LEGO fans
The LEGO Technic universe offers advanced building toys for LEGO fans ready for their next challenge. With realistic mechanisms, these rewarding sets are a great way to introduce kids to the world of engineering.
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. A rewarding build for young LEGO fans
The LEGO Technic universe offers advanced building toys for LEGO fans ready for their next challenge. With realistic mechanisms, these rewarding sets are a great way to introduce kids to the world of engineering.
Details
Title
Heavy-Duty Excavator
Number
# 42121
Parts
589
How is this number calculated?
Parts
96.6%
(569)
Spare parts
3.4%
(20)
Age
8+
Released
2021
Theme
Build instructions
65.42
Parts
There are 116 different parts with a total quantity of 569.
Standard parts
(116 unique parts - Total quantity of 569)
2 x
11478
2 x
11478
86 x
15379
86 x
15379
1 x
15573
1 x
15573
12 x
18651
12 x
18651
5 x
18654
5 x
18654
2 x
18677
2 x
18677
1 x
18938
1 x
18938
4 x
2412b
4 x
2412b
1 x
3022
1 x
3022
1 x
32000
1 x
32000
1 x
32013
1 x
32013
3 x
32014
3 x
32014
3 x
32034
3 x
32034
2 x
32126
2 x
32126
2 x
32140
2 x
32140
1 x
32184
1 x
32184
6 x
32250
6 x
32250
3 x
32270
3 x
32270
4 x
32271
4 x
32271
5 x
32316
5 x
32316
2 x
32523
2 x
32523
5 x
32526
5 x
32526
6 x
3705
6 x
3705
4 x
40490
4 x
40490
10 x
41677
10 x
41677
3 x
39793
3 x
39793
1 x
44567b
1 x
44567b
1 x
54200
1 x
54200
1 x
57360
1 x
57360
38 x
61332
38 x
61332
4 x
61409
4 x
61409
4 x
62462
4 x
62462
2 x
63869
2 x
63869
8 x
6536
8 x
6536
2 x
71708
2 x
71708
4 x
99773
4 x
99773
63 x
42924
63 x
42924
14 x
43093
14 x
43093
7 x
11214
7 x
11214
1 x
11477
1 x
11477
2 x
3070b
2 x
3070b
6 x
32062
6 x
32062
1 x
3623
1 x
3623
1 x
3706
1 x
3706
4 x
59900
4 x
59900
4 x
65304
4 x
65304
1 x
47905
1 x
47905
4 x
87580
4 x
87580
1 x
11947
1 x
11947
4 x
15068
4 x
15068
3 x
24116
3 x
24116
1 x
3023
1 x
3023
1 x
3032
1 x
3032
2 x
32009
2 x
32009
4 x
32063
4 x
32063
5 x
32123b
5 x
32123b
6 x
32140
6 x
32140
5 x
32523
5 x
32523
4 x
32524
4 x
32524
2 x
32525
2 x
32525
3 x
32526
3 x
32526
1 x
3710
1 x
3710
1 x
44294
1 x
44294
2 x
44809
2 x
44809
1 x
59443
1 x
59443
1 x
64683
1 x
64683
1 x
64391
1 x
64391
5 x
65487
5 x
65487
2 x
6632
2 x
6632
4 x
71708
4 x
71708
1 x
87079
1 x
87079
1 x
40490
1 x
40490
4 x
6141
4 x
6141
1 x
18575
1 x
18575
4 x
32002
4 x
32002
1 x
32198
1 x
32198
2 x
3749
2 x
3749
4 x
39888
4 x
39888
1 x
6589
1 x
6589
1 x
24116
1 x
24116
2 x
98138
2 x
98138
10 x
24316
10 x
24316
1 x
18654
1 x
18654
1 x
18939
1 x
18939
2 x
3069b
2 x
3069b
6 x
32054
6 x
32054
1 x
32073
1 x
32073
5 x
32184
5 x
32184
1 x
3713
1 x
3713
4 x
41678
4 x
41678
3 x
42195
3 x
42195
15 x
4274
15 x
4274
5 x
44874
5 x
44874
13 x
4519
13 x
4519
1 x
60485
1 x
60485
2 x
60849
2 x
60849
4 x
61903
4 x
61903
4 x
63869
4 x
63869
1 x
65489
1 x
65489
2 x
92693
2 x
92693
1 x
92907
1 x
92907
4 x
94925
4 x
94925
1 x
98138
1 x
98138
6 x
10928
6 x
10928
7 x
22961
7 x
22961
1 x
24120
1 x
24120
1 x
27940
1 x
27940
6 x
32278
6 x
32278
1 x
32524
1 x
32524
5 x
32525
5 x
32525
1 x
59426
1 x
59426
20 x
60483
20 x
60483
1 x
61904
1 x
61904
2 x
87083
2 x
87083
1 x
58176
1 x
58176
1 x
72184
1 x
72184
Spare parts
(15 - Total quantity of 20)
4 x
15379
4 x
15379
1 x
18654
1 x
18654
1 x
54200
1 x
54200
2 x
61332
2 x
61332
1 x
3070b
1 x
3070b
1 x
32123b
1 x
32123b
1 x
6141
1 x
6141
1 x
32002
1 x
32002
1 x
98138
1 x
98138
1 x
18654
1 x
18654
1 x
3713
1 x
3713
2 x
4274
2 x
4274
1 x
60849
1 x
60849
1 x
98138
1 x
98138
1 x
58176
1 x
58176
Price information
Current lowest price
€ 39.99
€ 0.07 per
steen
Lowest price ever
€ 39.99
€ 0.07
per steen
Lego price
Unknown
Highest price ever
€ 39.99
€ 0.07
per steen
Prices per shop
Store
Price
Shipping costs
Total
€39.99
€5.95
€45.94
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