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.

Snax

Checking

41551 Snax

51 pieces in 27 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

Plates Special 22 pieces

  • Bracket 1 x 2 - 1 x 2 Inverted Black Part 99780 Element 6020193 ×3
  • Plate Special 1 x 2 with Handle on End [Closed Ends] Black Part 60478 Element 4515368 ×2
  • Plate Special 2 x 2 with Towball and Hole Black Part 15456 Element 6448318 or 6359224 ×2
  • Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Solid Anti-stud] Black Part 99206 Element 6052126 ×1
  • Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Dark Bluish Gray Part 4081b Element 6281996 or 4632574 ×2
  • Plate Special 1 x 2 with 5.9mm Centre Side Towball Dark Bluish Gray Part 14417 Element 6414560 or 6338160 ×1
  • Plate Special 1 x 2 with 5.9mm Towball Socket and Towball Dark Bluish Gray Part 14419 Element 6414554 or 6338166 ×1
  • Plate Special 1 x 2 5.9mm Centre Side Towball Socket Light Bluish Gray Part 14704 Element 6414561 or 6338165 ×3
  • Plate Special 1 x 2 with Clip Horizontal on Side Light Bluish Gray Part 11476 Element 6313114 or 6028812 ×2
  • Bracket 1 x 2 - 1 x 2 Medium Lavender Part 99781 Element 6109762 ×3
  • Plate Special 1 x 1 with Vertical Tooth White Part 15070 Element 6615559 or 6046905 ×2

Plates Round Curved and Dishes 6 pieces

  • Plate Round 1 x 1 with Solid Stud Blue Part 6141 Element 614123 1 spare in the box ×1
  • Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Dark Purple Part 4032a Element 6030534 ×2
  • Plate Round 1 x 1 with Solid Stud Lime Part 6141 Element 4183133 1 spare in the box ×1
  • Plate Round 4 x 4 with 2 x 2 Round Opening Medium Lavender Part 11833 Element 6167804 or 6109764 ×2

Bricks Sloped 5 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Dark Purple Part 54200 Element 4567509 or 4255409 1 spare in the box ×2
  • Brick Sloped 45° 2 x 2 Medium Lavender Part 3039 Element 6022023 ×3

Bricks 3 pieces

  • Brick 1 x 2 Medium Lavender Part 3004 Element 6015060 or 4623598 ×3

Bricks Curved 3 pieces

  • Brick Curved 2 x 1 No Studs [1/2 Bow] Dark Purple Part 11477 Element 6057390 ×2
  • Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End Dark Purple Part 47457 Element 6109766 or 4579024 ×1

Tiles Round and Curved 3 pieces

  • Tile Round 2 x 2 with Bottom Stud Holder Medium Lavender Part 14769 Element 6062386 ×1
  • Tile Round 1 x 1 with Offset Black Eye Print White Part 98138pr0008 Element 6284599 or 6029156 1 spare in the box ×2

Tiles Special 3 pieces

  • Tile Special 1 x 2 with Two Vertical Teeth / Tooth White Part 15209 Element 6046384 ×3

Bricks Round and Cones 2 pieces

  • Dome Hemisphere 4 x 4 Dark Purple Part 86500 Element 6109763 ×2

Plants & Trees 2 pieces

  • Plant, Flower, Plate Round 1 x 1 with 4 Petals Bright Light Orange Part 33291 Element 6170304 or 4624184 1 spare in the box ×2

Plates 2 pieces

  • Plate 1 x 2 Black Part 3023 Element 302326 ×1
  • Plate 2 x 2 Black Part 3022 Element 302226 ×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.