Free tool

LEGO Missing Piece Checker

Rule out the usual hiding places first. If the piece really is gone, check the set piece by piece and leave with the element ID LEGO asks for, or a link to buy the part.

Little Helicopter

Checking

30184 Little Helicopter

56 pieces in 25 part and color combinations.

Before you call it missing

Builders who report a missing piece often find it in one of these places. Tick each one off as you look.

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Piece checklist

Red 21 pieces

  • Bracket 1 x 2 - 2 x 2 Red Part 44728 Element 6117974 or 6048856 ×1
  • Brick 1 x 2 Red Part 3004 Element 4613961 or 300421 ×1
  • Brick Curved 2 x 2, Two Top Studs Red Part 30165 Element 4521852 or 4142112 ×1
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Red Part 54200 Element 5074621 or 4504379 1 spare in the box ×6
  • Brick Sloped 30° 1 x 2 x 2/3 Red Part 85984 Element 4651524 ×2
  • Brick Sloped 45° 2 x 2 Red Part 3039 Element 303921 ×1
  • Brick Sloped Inverted 33° 3 x 2, Connections between Studs, Ovoid Bottom Pin Red Part 3747b Element 4500462 ×1
  • Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Red Part 3660 Element 366021 ×1
  • Plate 1 x 2 Red Part 3023 Element 302321 ×4
  • Plate 2 x 2 Red Part 3022 Element 4613974 or 302221 ×2
  • Plate 2 x 6 Red Part 3795 Element 379521 ×1

Light Bluish Gray 13 pieces

  • Plate 2 x 6 Light Bluish Gray Part 3795 Element 4211452 or 3795194 ×1
  • Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Light Bluish Gray Part 4081b Element 6281998 or 4632575 ×2
  • Plate Special 1 x 2 with Door Rail Light Bluish Gray Part 32028 Element 4211568 ×4
  • Tile Round 2 x 2 with Bottom Cross Light Bluish Gray Part 4150 Element 4211480 ×2
  • Tile Special 1 x 2 Grille with Bottom Groove Light Bluish Gray Part 2412b Element 4211350 ×2
  • Turntable 2 x 2 Plate - Top Light Bluish Gray Part 3679 Element 4540203 or 4495467 ×2

Black 12 pieces

  • Brick Special 1 x 4 with 4 Studs on One Side Black Part 30414 Element 4162443 ×2
  • Plate 1 x 4 Black Part 3710 Element 371026 ×8
  • Turntable 2 x 2 Plate, Base Black Part 3680 Element 368076 or 368026 ×2

Trans-Brown 5 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Trans-Brown Part 54200 Element 6245263 or 4244368 1 spare in the box ×2
  • Plate 1 x 2 Trans-Brown Part 3023 Element 6514006 or 6240219 ×3

Dark Bluish Gray 4 pieces

  • Cone 1 x 1 [Top Groove] Dark Bluish Gray Part 59900 Element 4529240 ×2
  • Plate Round 1 x 1 with Solid Stud Dark Bluish Gray Part 6141 Element 4210633 1 spare in the box ×2

Orange 1 piece

  • Plate 2 x 6 Orange Part 3795 Element 4121741 ×1

Tick each piece as you find it, or mark it missing.

When a piece really is missing

Ask LEGO

LEGO takes requests for pieces missing from a new set through its customer service site. The form asks for the set number and each piece's element ID, the number printed beside the piece in the parts list at the back of the instructions. This checker lists both.

Request a replacement from LEGO

Buy the piece

Mark a piece missing and your list links it to an eBay search for that part, which also covers pieces from older or second-hand sets.

Keep a record

Copy or download your missing list (the CSV opens in any spreadsheet), or print the whole checklist and tick pieces off on paper. Your marks stay in this browser, so you can check a big set over several sittings.