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.

Angler Fish

Checking

40135 Angler Fish

29 pieces in 23 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

Black 11 pieces

  • Bar 5L with Handle (Friction Ram) Black Part 87618 Element 4623113 ×1
  • Brick Curved 2 x 2 x 2/3 Black Part 15068 Element 6053077 ×1
  • Brick Curved 4 x 2 No Studs Black Part 93606 Element 4647286 ×1
  • Brick Sloped Inverted 33° 3 x 2, Connections between Studs, Ovoid Bottom Pin Black Part 3747b Element 4500458 or 374726 ×1
  • Brick Special 1 x 1 with Stud on 1 Side Black Part 87087 Element 4558954 ×2
  • Brick Special 1 x 2 with Vertical Clip [Open O Clip] Black Part 30237b Element 6330197 or 6092876 ×1
  • Creature Body Part, Dragon Wing Black Part 6133 Element 4277967 or 4106560 ×2
  • Plate 2 x 4 Black Part 3020 Element 302026 ×1
  • Tile Special 1 x 1 with Clip with Rounded Edges Black Part 15712 Element 6335388 or 6066102 ×1

Lime 9 pieces

  • Brick 2 x 2 Lime Part 3003 Element 4220632 or 4122451 ×1
  • Brick 2 x 4 Lime Part 3001 Element 4165967 or 4122453 ×1
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Lime Part 54200 Element 4504372 or 4298015 1 spare in the box ×2
  • Plant / Creature Body Part, Vine / Tail / Tentacle / Bionicle Spine, Spiky Lime Part 55236 Element 4655210 ×1
  • Plate 2 x 3 Lime Part 3021 Element 6013793 or 6013579 ×2
  • Plate 2 x 6 Lime Part 3795 Element 4621548 or 4563344 ×1
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Lime Part 15573 Element 6092592 ×1

White 4 pieces

  • Plate Round 1 x 1 with Open Stud White Part 85861 Element 6168642 or 4547649 1 spare in the box ×1
  • Plate Special 1 x 2 with Three Teeth [Tri-Tooth] White Part 15208 Element 6046381 ×1
  • Tile Round 1 x 1 with Offset Black Eye Print White Part 98138pr0008 Element 6284599 or 6029156 1 spare in the box ×2

Red 2 pieces

  • Brick Sloped 45° 2 x 2 Red Part 3039 Element 303921 ×1
  • Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Solid Anti-stud] Red Part 99206 Element 6061711 ×1

Yellow 2 pieces

  • Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip] Yellow Part 60897 Element 6348065 or 4613258 ×2

Trans-Neon Green 1 piece

  • Plate Round 1 x 1 with Solid Stud Trans-Neon Green Part 6141 Element 6240223 or 3005749 1 spare in the box ×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.