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.

Arc de Triomphe

Checking

21036 Arc de Triomphe

386 pieces in 60 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

Plates 119 pieces

  • Plate 2 x 10 Black Part 3832 Element 383226 ×3
  • Plate 2 x 16 Black Part 4282 Element 428276 or 428226 ×2
  • Plate 4 x 10 Black Part 3030 Element 303076 or 303026 ×4
  • Plate 1 x 10 Blue Part 4477 Element 447723 ×2
  • Plate 1 x 2 Blue Part 3023 Element 302323 ×8
  • Plate 1 x 4 Blue Part 3710 Element 371023 ×2
  • Plate 1 x 2 Light Bluish Gray Part 3023 Element 4211398 or 3023194 ×24
  • Plate 1 x 6 Light Bluish Gray Part 3666 Element 4211438 ×6
  • Plate 2 x 2 Light Bluish Gray Part 3022 Element 4211397 ×1
  • Plate 1 x 2 Tan Part 3023 Element 4113917 or 302305 ×8
  • Plate 2 x 4 Tan Part 3020 Element 4114309 or 302005 ×2
  • Plate 4 x 6 Tan Part 3032 Element 4114001 ×2
  • Plate 1 x 1 White Part 3024 Element 6548262 or 302401 1 spare in the box ×26
  • Plate 1 x 2 White Part 3023 Element 6552100 or 6548261 ×20
  • Plate 1 x 4 White Part 3710 Element 6552108 or 6548266 ×4
  • Plate 2 x 6 White Part 3795 Element 6550146 or 379501 ×2
  • Plate 6 x 12 White Part 3028 Element 4120020 or 302801 ×1
  • Plate 6 x 6 White Part 3958 Element 6552116 or 4144012 ×2

Tiles 79 pieces

  • Tile 1 x 4 with Groove Black Part 2431 Element 243126 ×4
  • Tile 1 x 8 with 'Arc de Triomphe' Print (21036-1) Black Part 4162pr0055 Element 6191892 ×1
  • Tile 1 x 8 with Groove Black Part 4162 Element 416226 ×4
  • Tile 1 x 2 with Groove Dark Tan Part 3069b Element 4496699 Also in Tan ×2
  • Tile 2 x 2 with Groove Dark Tan Part 3068b Element 4507045 or 4251986 ×30
  • Tile 1 x 2 with Groove Tan Part 3069b Element 4114026 Also in Dark Tan ×8
  • Tile 1 x 6 with Groove Tan Part 6636 Element 4157277 or 4108151 ×2
  • Tile 1 x 2 with Groove White Part 3069b Element 6548264 or 306901 ×10
  • Tile 1 x 4 with Groove White Part 2431 Element 6548255 or 243101 ×2
  • Tile 2 x 2 with Groove White Part 3068b Element 6548263 or 306801 ×2
  • Tile 2 x 3 White Part 26603 Element 6552162 or 6550161 ×4
  • Tile 2 x 4 with Groove White Part 87079 Element 6548271 or 4560178 ×10

Plates Special 47 pieces

  • Bracket 1 x 2 - 1 x 2 Light Bluish Gray Part 99781 Element 4654582 ×10
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Light Bluish Gray Part 15573 Element 6066097 or 4211451 ×20
  • Plate Special 1 x 2 with Door Rail Light Bluish Gray Part 32028 Element 4211568 ×4
  • Plate Special 2 x 2 with Groove and Center Stud (Jumper) Light Bluish Gray Part 87580 Element 6126082 or 4565393 ×1
  • Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Solid Anti-stud] Tan Part 99206 Element 6132769 ×4
  • Plate Special 1 x 2 with 1 Stud with Groove (Jumper) White Part 3794b ×4
  • Plate Special 1 x 2 with Door Rail White Part 32028 Element 6550168 or 4249563 ×4

Hinges, Arms and Turntables 30 pieces

  • Hinge Brick 1 x 2 Base White Part 3937 Element 6619287 or 393701 ×30

Bricks 20 pieces

  • Brick 2 x 2 without Inside Ridges Trans-Dark Blue Part 6223 Element 6514091 or 6238043 ×2
  • Brick 1 x 1 White Part 3005 Element 6552096 or 6548258 ×8
  • Brick 1 x 2 x 2 with Inside Stud Holder White Part 3245c Element 6550139 or 4113261 ×8
  • Brick 1 x 8 White Part 3008 Element 6550134 or 300801 ×2

Bricks Special 20 pieces

  • Brick Special 1 x 4 with 4 Studs on One Side Blue Part 30414 Element 4212411 or 4141768 ×2
  • Brick Special 1 x 1 with Stud on 1 Side Light Bluish Gray Part 87087 Element 4558953 ×4
  • Brick Special 1 x 2 with 2 Studs on 1 Side Light Bluish Gray Part 11211 Element 6015344 ×4
  • Brick Special 1 x 2 with 2 Studs on 1 Side Tan Part 11211 Element 6024495 ×2
  • Brick Special 1 x 1 with Headlight White Part 4070 Element 6548267 or 407001 ×8

Plates Round Curved and Dishes 16 pieces

  • Dish 2 x 2 Inverted [Radar] Metallic Gold Part 4740 Element 6535070 or 6078236 ×1
  • Plate Round 1 x 1 with Solid Stud Trans-Orange Part 6141 Element 6514059 or 6240227 1 spare in the box ×1
  • Plate Round 1 x 1 with Solid Stud White Part 6141 Element 6601919 or 614101 1 spare in the box ×14

Bricks Curved 14 pieces

  • Brick Arch 1 x 4 White Part 3659 Element 6550145 or 365901 ×8
  • Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version] White Part 15254 Element 6548280 or 6106183 ×6

Technic Pins 14 pieces

  • Technic Pin 1/2 without Friction Ridges Blue Part 4274 Element 4143005 1 spare in the box ×14

Panels 8 pieces

  • Panel 1 x 2 x 1 with Rounded Corners and Central Divider Blue Part 93095 Element 6127662 or 6093271 ×4
  • Panel 1 x 2 x 1 [Rounded Corners] Light Bluish Gray Part 4865b Element 6146223 ×4

Tiles Round and Curved 8 pieces

  • Tile Round 1 x 1 Quarter Tan Part 25269 Element 6145570 1 spare in the box ×8

Minifigs 4 pieces

  • Minifig Trophy Statuette White Part 90398 Element 6551374 or 6299492 1 spare in the box ×4

Tiles Special 4 pieces

  • Tile Special 2 x 2 with Top Pin Tan Part 2460 Element 6187580 or 4222381 ×4

Technic Bricks 2 pieces

  • Technic Brick 1 x 10 [9 Pin Holes] Light Bluish Gray Part 2730 Element 4211374 ×2

Bricks Sloped 1 piece

  • Brick Sloped Inverted 45° 6 x 2 Double with 2 x 4 Recessed Black Part 22889 Element 6131571 ×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.