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.

Monster Truck

Checking

60251 Monster Truck

50 pieces in 29 part and color combinations, plus 1 minifigure.

The official piece count includes the 5 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

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

Black 11 pieces

  • Bracket 1 x 2 - 1 x 4 [Rounded Corners at Bottom, Square Corners at Top] Black Part 28802 Element 6168620 ×1
  • Plate 2 x 10 Black Part 3832 Element 383226 ×2
  • Plate Round 1 x 1 with Open Stud Black Part 85861 Element 6168646 or 6100627 1 spare in the box ×2
  • Tile Special 1 x 2 Grille with Bottom Groove Black Part 2412b Element 241226 ×2
  • Tyre Offroad 37 x 14 Black Part 35578 Element 6518604 or 6248793 ×4

Dark Bluish Gray 6 pieces

  • Brick 2 x 3 Dark Bluish Gray Part 3002 Element 4211105 ×2
  • Brick Sloped Inverted 45° 4 x 2 Double with 2 x 2 Recessed Dark Bluish Gray Part 4871 Element 4211076 ×2
  • Plate Special 2 x 4 with Pins Dark Bluish Gray Part 30157 Element 4509884 or 4210682 ×2

Dark Purple 6 pieces

  • Brick Sloped 45° 2 x 1 with Bottom Pin Dark Purple Part 3040b Element 6109814 or 4225265 ×2
  • Brick Wedged, Curved Triple 4 x 4 x 2/3, 2 Studs Dark Purple Part 45677 Element 6287592 ×1
  • Brick Wedged, Curved Triple 4 x 4 x 2/3, 2 Studs with Eyes, Orange Nose and Eyebrows Print Dark Purple Part 45677pr0013 Element 6288273 ×1
  • Plate 1 x 4 Dark Purple Part 3710 Element 6167464 or 4225140 ×2

Light Bluish Gray 6 pieces

  • Plate 2 x 6 Light Bluish Gray Part 3795 Element 4211452 or 3795194 ×1
  • Steering Stand 1 x 2 with Black Steering Wheel Light Bluish Gray Part 3829c01 Element 4226995 ×1
  • Wheel 18 x 14 with Pin Hole, Fake Bolts and Shallow Spokes Light Bluish Gray Part 55981 Element 6109684 or 4299119 ×4

White 6 pieces

  • Bracket 1 x 2 - 1 x 2 White Part 99781 Element 6552141 or 6548275 ×1
  • Brick 1 x 2 White Part 3004 Element 6548257 or 4613964 ×1
  • Plate 1 x 2 White Part 3023 Element 6552100 or 6548261 ×2
  • Wedge Plate 3 x 4 with Stud Notches [Reinforced Underside] White Part 90194 Element 6170524 or 4649049 ×2

Orange 5 pieces

  • Brick Sloped Inverted 45° 4 x 2 Double with 2 x 2 Recessed Orange Part 4871 Element 6287382 or 6186381 ×2
  • Brick Wedged 3 x 4 [Stud Notches] Orange Part 50373 Element 6287381 or 6146905 ×1
  • Panel 1 x 3 x 1 Orange Part 23950 Element 6287380 ×2

Yellowish Green 5 pieces

  • Plate Special 1 x 1 with Tooth Yellowish Green Part 49668 Element 6267420 ×2
  • Plate Special 1 x 2 with Three Teeth [Tri-Tooth] Yellowish Green Part 15208 Element 6267421 ×1
  • Tile Special 1 x 2 with Two Vertical Teeth / Tooth Yellowish Green Part 15209 Element 6267419 or 6109486 ×2

Trans-Yellow 2 pieces

  • Tile Round 1 x 1 Trans-Yellow Part 98138 Element 6514193 or 6274740 1 spare in the box ×2

Blue 1 piece

  • Plate 1 x 2 Blue Part 3023 Element 302323 ×1

Tan 1 piece

  • Plate 2 x 3 Tan Part 3021 Element 4118790 or 302105 ×1

Trans-Brown 1 piece

  • Windscreen 3 x 4 x 1 1/3 with 2 Studs on Top Trans-Brown Part 2437 Element 6507913 or 6253360 ×1

Minifigures 1 figure

  • Racer, Lime and Dark Purple Jumpsuit, White Helmet with Visor Minifigure, checked as a whole figure ×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.