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Technic Gear Rack 1 x 4
Part

Technic Gear Rack 1 x 4

3743

Technic Gears

Appears in 347 official sets

Catalog rarity

Common

Used in 347 official sets — a staple element in many builds. Available in 14 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.

Technic Gear Rack 1 x 4 (part 3743) is a Technic Gears used in 347 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.

  • → Category: Technic Gears
  • → Appears in 347 official sets
  • → Scan a photo to identify this part instantly
  • → Compare market prices

Market value

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Color variants

White Light Gray Tan Red Blue Brown Black Green Yellow Dark Gray Orange Light Bluish Gray Reddish Brown Sand Green

Sets containing this part

415 sets · page 3 of 18