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.

Werewolf

Checking

40217 Werewolf

52 pieces in 29 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.

Look-alike colors in this set

These parts appear in this set in two colors that are easy to confuse. If you are one short in one color, check whether it went in where the other color belongs. Each color has its own element ID in the parts list at the back of the instructions.

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Piece checklist

Dark Bluish Gray 28 pieces

  • Brick 1 x 1 Dark Bluish Gray Part 3005 Element 4211098 ×1
  • Brick 1 x 2 Dark Bluish Gray Part 3004 Element 4211088 ×2
  • Brick 1 x 3 Dark Bluish Gray Part 3622 Element 4211104 ×1
  • Brick 2 x 3 Dark Bluish Gray Part 3002 Element 4211105 ×1
  • Brick Curved 2 x 1 No Studs [1/2 Bow] Dark Bluish Gray Part 11477 Element 6029948 ×3
  • Brick Curved 3 x 1 No Studs Dark Bluish Gray Part 50950 Element 4246896 ×2
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Dark Bluish Gray Part 54200 Element 4504378 or 4244373 1 spare in the box Also in Black ×4
  • Brick Sloped 33° 3 x 1 Dark Bluish Gray Part 4286 Element 4211045 ×2
  • Brick Sloped 45° 2 x 1 with 2/3 Cutout [New Version] Dark Bluish Gray Part 15672 Element 6069164 or 4621917 ×1
  • Brick Sloped Inverted 45° 2 x 1 Dark Bluish Gray Part 3665 Element 4211096 ×1
  • Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Dark Bluish Gray Part 3660 Element 4211000 ×1
  • Brick Special 1 x 1 with Headlight Dark Bluish Gray Part 4070 Element 4211044 ×7
  • Plate Special 1 x 2 with Three Teeth [Tri-Tooth] Dark Bluish Gray Part 15208 Element 6083980 ×2

Light Bluish Gray 9 pieces

  • Plate 1 x 1 Light Bluish Gray Part 3024 Element 4211399 1 spare in the box ×1
  • Plate 1 x 2 Light Bluish Gray Part 3023 Element 4211398 or 3023194 ×1
  • Plate 1 x 3 Light Bluish Gray Part 3623 Element 4211429 or 3623194 ×1
  • Plate 2 x 3 Light Bluish Gray Part 3021 Element 4211396 ×2
  • Technic Brick 1 x 1 with Pin Hole Light Bluish Gray Part 6541 Element 4211535 ×2
  • Tile 1 x 1 with Groove Light Bluish Gray Part 3070b Element 4211415 1 spare in the box ×1
  • Tile 1 x 3 Light Bluish Gray Part 63864 Element 4558169 ×1

Blue 6 pieces

  • Brick Sloped Inverted 45° 2 x 1 Blue Part 3665 Element 366523 ×2
  • Plate 2 x 3 Blue Part 3021 Element 302123 ×2
  • Technic Pin 1/2 without Friction Ridges Blue Part 4274 Element 4143005 1 spare in the box ×2

White 6 pieces

  • Plate Special 1 x 1 with Vertical Tooth White Part 15070 Element 6615559 or 6046905 ×2
  • Plate Special 1 x 2 with Three Teeth [Tri-Tooth] White Part 15208 Element 6046381 ×2
  • Tile Round 1 x 1 with Offset Black Eye Print White Part 98138pr0008 Element 6284599 or 6029156 1 spare in the box ×2

Black 2 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Black Part 54200 Element 4504382 or 4287159 1 spare in the box Also in Dark Bluish Gray ×1
  • Plate 1 x 1 Black Part 3024 Element 302426 1 spare in the box ×1

Red 1 piece

  • Plate 1 x 1 Red Part 3024 Element 302421 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.