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.

Green Cruiser

Checking

31056 Green Cruiser

122 pieces in 51 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 33 pieces

  • Plate 1 x 2 Black Part 3023 Element 302326 ×6
  • Plate 2 x 3 Black Part 3021 Element 302126 ×4
  • Plate 2 x 8 Black Part 3034 Element 303426 ×1
  • Plate 1 x 3 Blue Part 3623 Element 362323 ×2
  • Plate 1 x 6 Dark Bluish Gray Part 3666 Element 4211056 ×2
  • Plate 1 x 1 Green Part 3024 Element 302428 1 spare in the box ×2
  • Plate 1 x 8 Green Part 3460 Element 346028 ×1
  • Plate 2 x 3 Green Part 3021 Element 302128 ×2
  • Plate 2 x 6 Light Bluish Gray Part 3795 Element 4211452 or 3795194 ×2
  • Plate 2 x 6 Tan Part 3795 Element 4113993 or 379505 ×2
  • Plate 1 x 2 Trans-Orange Part 3023 Element 6514005 or 6240217 ×4
  • Plate 1 x 2 Trans-Red Part 3023 Element 6514003 or 6240212 ×2
  • Plate 1 x 4 White Part 3710 Element 6552108 or 6548266 ×1
  • Plate 1 x 6 White Part 3666 Element 6552107 or 6548265 ×2

Bricks Curved 12 pieces

  • Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End Dark Bluish Gray Part 47457 Element 4218696 ×2
  • Brick Curved 2 x 1 No Studs [1/2 Bow] Green Part 11477 Element 6047426 ×2
  • Brick Curved 2 x 2 x 2/3 Green Part 15068 Element 6116259 ×6
  • Brick Curved 3 x 1 No Studs Green Part 50950 Element 6100221 or 6039946 ×2

Plates Special 11 pieces

  • Plate Special 1 x 2 [Side Handle Closed Ends] Black Part 48336 Element 4225201 ×2
  • Bracket 1 x 2 - 2 x 2 Light Bluish Gray Part 44728 Element 6117967 or 6009014 ×5
  • Plate Special 1 x 2 Side Handle [Free Ends] Light Bluish Gray Part 2540 Element 4211632 ×4

Bricks Sloped 10 pieces

  • Brick Sloped Inverted 33° 3 x 2, Connections between Studs, Ovoid Bottom Pin Dark Bluish Gray Part 3747b Element 4211064 ×1
  • Brick Sloped Inverted 45° 2 x 1 Green Part 3665 Element 4142989 or 4119659 ×4
  • Brick Sloped 30° 1 x 2 x 2/3 Tan Part 85984 Element 4624086 ×2
  • Brick Sloped 45° 2 x 2 Tan Part 3039 Element 4114322 ×1
  • Brick Sloped 18° 4 x 2 White Part 30363 Element 4143000 ×2

Plates Round Curved and Dishes 9 pieces

  • Plate Round 1 x 1 with Solid Stud Blue Part 6141 Element 614123 1 spare in the box ×4
  • Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Light Bluish Gray Part 4032a Element 4211475 ×1
  • Plate Round 1 x 1 with Solid Stud Trans-Clear Part 6141 Element 6514052 or 6240030 1 spare in the box ×4

Wheels and Tyres 8 pieces

  • Tyre Offset Tread with Center Band 23 x 7 Black Part 61254 Element 4541455 ×4
  • Wheel 18 x 8 with Fake Bolts and Deep Spokes with Inner Ring Light Bluish Gray Part 13971 Element 6359807 or 6044729 ×4

Tiles Special 7 pieces

  • Tile Special 1 x 2 Grille with Bottom Groove Red Part 2412b Element 241221 ×2
  • Tile Special 1 x 1 with Clip with Rounded Edges White Part 15712 Element 6348055 or 6054551 ×2
  • Tile Special 1 x 2 Grille with Bottom Groove White Part 2412b Element 6601902 or 241201 ×3

Bricks Special 6 pieces

  • Brick Special 1 x 2 with Grille Light Bluish Gray Part 2877 Element 4211383 ×2
  • Brick Special 1 x 2 Palisade [aka Log] Tan Part 30136 Element 4218749 or 4114053 ×2
  • Brick Special 1 x 2 with Pin White Part 2458 Element 4160228 or 245801 ×2

Bricks 5 pieces

  • Brick 1 x 4 Black Part 3010 Element 301026 ×1
  • Brick 1 x 3 Green Part 3622 Element 4109679 or 362228 ×2
  • Brick 1 x 3 White Part 3622 Element 6550143 or 362201 ×2

Tiles 5 pieces

  • Tile 2 x 4 with Groove Green Part 87079 Element 4566179 ×2
  • Tile 1 x 6 with Groove Tan Part 6636 Element 4157277 or 4108151 ×1
  • Tile 1 x 4 with Groove Yellow Part 2431 Element 243124 ×2

Bricks Round and Cones 4 pieces

  • Brick Round 1 x 1 Open Stud Light Bluish Gray Part 3062b Element 4211412 ×4

Technic Pins 4 pieces

  • Technic Pin without Friction Ridges Lengthwise Light Bluish Gray Part 3673 Element 4211807 or 3673194 1 spare in the box ×4

Panels 3 pieces

  • Panel 1 x 4 x 1 with Rounded Corners [Thin Wall] Black Part 15207 Element 6092570 ×1
  • Panel 1 x 2 x 3 [Side Supports / Hollow Studs] Trans-Brown Part 87544 Element 6507950 or 6239388 ×2

Technic Bricks 2 pieces

  • Technic Brick 1 x 12 [11 Pin Holes] Dark Bluish Gray Part 3895 Element 4210963 ×2

Bars, Ladders and Fences 1 piece

  • Bar 1L with Clip [Cut Edges and One Side Hole] [Gap in Clip] Black Part 48729b Element 6278152 or 6037347 1 spare in the box ×1

Transportation - Land 1 piece

  • Steering Wheel Small, 2 x 2 [Reinforced] Light Bluish Gray Part 16091 Element 6092956 or 6061697 ×1

Windscreens and Fuselage 1 piece

  • Windscreen 3 x 6 x 1 Curved with 2 Circular Stud Holders in Bottom Trans-Brown Part 62360 Element 6074885 ×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.