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.

Phantom Crasher

Checking

8138 Phantom Crasher

85 pieces in 36 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

Technic Pins 13 pieces

  • Technic Pin with Friction Ridges Lengthwise and Center Slots Black Part 2780 Element 4121715 or 278026 ×4
  • Technic Axle Pin with Friction Ridges Lengthwise Blue Part 43093 Element 4309323 or 4206482 ×4
  • Technic Pin 1/2 without Friction Ridges Light Bluish Gray Part 4274 Element 4274194 or 4211483 ×4
  • Technic Pin Long without Friction Ridges - Single Slot Light Bluish Gray Part 32556a Element 4211709 ×1

Plates 10 pieces

  • Plate 2 x 4 Black Part 3020 Element 302026 ×2
  • Plate 4 x 6 Dark Bluish Gray Part 3032 Element 4211115 or 3032199 ×1
  • Plate 6 x 8 Dark Bluish Gray Part 3036 Element 4210794 ×1
  • Plate 1 x 2 White Part 3023 Element 6552100 or 6548261 ×4
  • Plate 1 x 6 White Part 3666 Element 6552107 or 6548265 ×2

Plates Round Curved and Dishes 10 pieces

  • Plate Round 1 x 1 with Solid Stud Trans-Red Part 6141 Element 6514051 or 6208450 ×2
  • Plate Round 1 x 1 with Solid Stud Yellow Part 6141 Element 614124 ×8

Technic Bushes 8 pieces

  • Technic Bush Light Bluish Gray Part 3713 Element 6275844 or 6271817 ×6
  • Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Light Bluish Gray Part 32123b Element 6271165 or 4211573 ×2

Wheels and Tyres 8 pieces

  • Tyre 30.4 x 14 VR Solid Black Part 58090 Element 6601610 or 4550937 ×4
  • Wheel 18mm x 14mm with Axle Hole, Fake Bolts and Shallow Spokes Light Bluish Gray Part 55982 Element 4490127 ×4

Bricks Sloped 7 pieces

  • Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Dark Bluish Gray Part 3660 Element 4211000 ×7

Bricks Wedged 6 pieces

  • Brick Wedged, Curved 4 x 3 Recessed Back with Opening, Two Studs [Plain] Black Part 50948 Element 4541482 or 4248537 ×1
  • Brick Wedged, Curved 6 x 2 Left, Inner Ridges Dark Green Part 41748 Element 4276005 ×2
  • Brick Wedged, Curved 6 x 2 Right, Inner Ridges Dark Green Part 41747 Element 4276003 ×2
  • Brick Wedged, Curved 6 x 4 Triple Dark Green Part 43712 Element 6491610 or 4652932 ×1

Technic Beams 6 pieces

  • Technic Beam 1 x 11 Thick Black Part 32525 Element 6029578 or 4534909 ×2
  • Technic Beam 2 x 4 L-Shape Thick Black Part 32140 Element 6271825 or 4120017 ×1
  • Technic Beam 1 x 5 Thick Dark Bluish Gray Part 32316 Element 32316199 or 4210686 ×2
  • Technic Beam 1 x 7 Thick Dark Bluish Gray Part 32524 Element 4495931 or 4210752 ×1

Bricks Curved 3 pieces

  • Brick Curved 6 x 2 Dark Green Part 44126 Element 4275975 ×1
  • Brick Curved 3 x 1 No Studs White Part 50950 Element 6548268 or 4249112 ×2

Bricks Special 3 pieces

  • Brick Special 1 x 2 with Pin Dark Bluish Gray Part 2458 Element 4211087 ×2
  • Brick Special 1 x 2 with Pin White Part 2458 Element 4160228 or 245801 ×1

Tiles 3 pieces

  • Tile 1 x 2 with Groove White Part 3069b Element 6548264 or 306901 ×3

Technic Axles 2 pieces

  • Technic Axle 12 Black Part 3708 Element 370826 ×1
  • Technic Axle 8 Black Part 3707 Element 370726 ×1

Technic Connectors 2 pieces

  • Technic Axle and Pin Connector Angled #2 - 180° Black Part 32034 Element 6271869 or 4107783 ×2

Bricks 1 piece

  • Brick 2 x 4 Black Part 3001 Element 300126 ×1

Mechanical 1 piece

  • Pullback Motor 9 x 4 x 2 2/3 Black Part 47715 Element 4212899 ×1

Plates Special 1 piece

  • Plate Special 1 x 2 [Side Handle Closed Ends] White Part 48336 Element 6552125 or 4222017 ×1

Stickers 1 piece

  • Sticker Sheet for Set 8138-1 [No Color/Any Color] Part 57853 Element 4496155 ×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.