Technic Link Tread
3873
Technic Special
Appears in 28 official sets
Catalog rarity
Moderate
Used in 28 official sets — reasonably findable but not universal. Available in 2 catalog colors.
Based on official set inventories in our catalog — not market price or production volume.
Best sets to source this part
Smallest official sets that include this element — useful when you only need one piece, not the whole theme.
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View set →Conveyor Belt Links9938-1 · 1999 · 36 parts · Black
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View set →Bulldozer Chain Links01-2 · 1982 · 50 parts · Black
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View set →Bulldozer Chainlinks1149-2 · 1982 · 52 parts · Black
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View set →TECHNIC Bulldozer Chainlinks5244-1 · 1987 · 54 parts · Black
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View set →TECHNIC Bulldozer Chainlinks1230-1 · 1982 · 54 parts · Black
Technic Link Tread (part 3873) is a Technic Special used in 28 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.
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Market value
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Color variants
Related parts (prints, molds, alternates)
Sets containing this part
35 sets · page 2 of 2
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TECHNIC Bulldozer Chainlinks1230-1 · 1982 -
Bulldozer Chainlinks1149-2 · 1982 -
Bulldozer856-1 · 1979 -
Bulldozer951-1 · 1979