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.

Love Letters

Checking

40867 Love Letters

345 pieces in 49 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 117 pieces

  • Bracket 1 x 2 - 1 x 2 Red Part 99781 Element 6319330 ×1
  • Brick 1 x 2 Red Part 3004 Element 4613961 or 300421 ×17
  • Brick 1 x 6 Red Part 3009 Element 300921 ×2
  • Brick Round Corner 3 x 3 Macaroni with 2 Studs Red Part 5152 Element 6540808 ×4
  • Brick Sloped 45° 2 x 2 Red Part 3039 Element 303921 ×2
  • Brick Sloped Inverted 45° 6 x 2 Double with 2 x 4 Recessed Red Part 22889 Element 6170389 ×1
  • Brick Special 1 x 1 with Clip Vertical [Open O Clip, Hollow Stud] Red Part 60475b Element 6345429 or 6115324 ×1
  • Brick Special 1 x 2 with 2 Studs on 1 Side Red Part 11211 Element 6019155 ×23
  • Brick Special 1 x 2 with Vertical Closed Handle on Edge Red Part 34816 Element 6528198 ×1
  • Door 1 x 3 x 1 Left Red Part 3822 Element 4288209 or 4188202 ×1
  • Door 1 x 3 x 1 Right Red Part 3821 Element 4537986 or 4288208 ×1
  • Plate 1 x 2 Red Part 3023 Element 302321 ×9
  • Plate 1 x 8 Red Part 3460 Element 346021 ×2
  • Plate 2 x 2 Red Part 3022 Element 4613974 or 302221 ×22
  • Plate 2 x 2 Corner Red Part 2420 Element 242071 or 242021 ×4
  • Plate 2 x 4 Red Part 3020 Element 302021 ×7
  • Plate 2 x 6 Red Part 3795 Element 379521 ×7
  • Plate 2 x 8 Red Part 3034 Element 303421 ×1
  • Plate 6 x 6 Red Part 3958 Element 4144302 ×2
  • Plate Round Half 3 x 6 with 1 x 2 Cutout Red Part 18646 Element 6295298 ×4
  • Plate Special 1 x 2 Rounded with 2 Open Studs Red Part 35480 Element 6210269 ×2
  • Technic Brick 1 x 1 with Axle Hole Red Part 73230 Element 6473604 ×1
  • Tile Special 1 x 2 Grille with Bottom Groove Red Part 2412b Element 241221 ×2

White 38 pieces

  • Brick Round 4 x 4 Centre Hole White Part 87081 Element 6619304 or 4558956 ×2
  • Plant, Flower, Plate Round 1 x 1 with 5 Petals White Part 24866 Element 6206149 2 spares in the box ×18
  • Plant, Sunflower 2 x 2 with 16 Petals White Part 6901 Element 6545156 ×18

Green 34 pieces

  • Bar, Angled with 1 x 1 Round Plate / Stud on End Green Part 65578 Element 6510190 or 6382575 1 spare in the box ×2
  • Plate Round 1 x 1 with Open Stud Green Part 85861 Element 6338221 2 spares in the box ×32

Bright Pink 32 pieces

  • Plant, Flower, Plate Round 1 x 1 with 5 Petals Bright Pink Part 24866 Element 6212501 2 spares in the box ×21
  • Tile 2 x 2 with Groove Bright Pink Part 3068b Element 4615728 ×8
  • Tile 2 x 4 with Groove Bright Pink Part 87079 Element 6106713 ×3

Dark Azure 30 pieces

  • Brick 1 x 1 Dark Azure Part 3005 Element 6225538 or 6088654 ×2
  • Brick Sloped 30° 1 x 2 x 2/3 Dark Azure Part 85984 Element 6151663 ×8
  • Brick Sloped Inverted 45° 2 x 1 Dark Azure Part 3665 Element 6298469 or 6135608 ×8
  • Brick Special 1 x 4 with 4 Studs on One Side Dark Azure Part 30414 Element 6250001 ×3
  • Plate 1 x 2 Dark Azure Part 3023 Element 4653988 ×4
  • Plate 1 x 4 Dark Azure Part 3710 Element 6133728 or 6089781 ×4
  • Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin Dark Azure Part 32064a Element 6249815 ×1

Dark Pink 24 pieces

  • Plant, Flower, Peony Rose with 2 Layers Dark Pink Part 5904 Element 6550578 or 6513737 1 spare in the box ×13
  • Plant, Flower, Plate Round 1 x 1 with 5 Petals Dark Pink Part 24866 Element 6209679 2 spares in the box ×11

Bright Light Yellow 18 pieces

  • Plate Round 1 x 1 with Solid Stud Bright Light Yellow Part 6141 Element 6319958 2 spares in the box ×18

Bright Green 17 pieces

  • Plate Special Round 2 x 2 with Center Stud (Jumper Plate) Bright Green Part 18674 Element 6380676 ×17

Lime 17 pieces

  • Plant, Flower, Tulip Lime Part 5903 Element 6529813 2 spares in the box ×17

Magenta 11 pieces

  • Plant, Flower, Plate Round 1 x 1 with 5 Petals Magenta Part 24866 Element 6209682 2 spares in the box ×11

Black 3 pieces

  • Tile Round 1 x 1 Black Part 98138 Element 6284070 or 6139403 1 spare in the box ×3

Tan 2 pieces

  • Plate Special 1 x 1 x 2/3 Half Round with Side Stud Tan Part 3386 Element 6454934 ×1
  • Technic Brick 1 x 1 with Pin Hole Tan Part 6541 Element 4179771 or 654105 ×1

Reddish Brown 1 piece

  • Technic Axle 5 with Stop Reddish Brown Part 15462 Element 6159763 ×1

Yellowish Green 1 piece

  • Brick Round 1 x 1 Open Stud Yellowish Green Part 3062b Element 6546464 ×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.