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.

Mega Muscle Car

Checking

30577 Mega Muscle Car

63 pieces in 33 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

Black 28 pieces

  • Bracket 1 x 2 - 2 x 4 Black Part 93274 Element 6118829 or 4616245 ×3
  • Brick Curved 2 x 2 x 2/3 Black Part 15068 Element 6053077 ×1
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Black Part 54200 Element 4504382 or 4287159 1 spare in the box ×2
  • Brick Wedged, Curved 2 x 1 with Stud Notch Left Black Part 29120 Element 6181720 ×1
  • Brick Wedged, Curved 2 x 1 with Stud Notch Right Black Part 29119 Element 6181713 ×1
  • Brick Wedged, Curved 3 x 4 x 2/3 Cutout Black Part 11291 Element 6179660 or 6052851 ×1
  • Panel 1 x 1 x 1 Corner Black Part 6231 Element 4106347 or 4101709 ×2
  • Plate 1 x 1 Black Part 3024 Element 302426 1 spare in the box ×2
  • Plate 1 x 2 Black Part 3023 Element 302326 ×3
  • Plate Special 1 x 2 [Side Handle Closed Ends] Black Part 48336 Element 4225201 ×1
  • Plate Special 1 x 2 with Clips Horizontal [Open O Clips] Black Part 60470b Element 6310268 or 4556158 ×1
  • Tile 1 x 4 with Groove Black Part 2431 Element 243126 ×1
  • Tyre 14 x 6 Solid Smooth Black Part 50951 Element 4246901 ×4
  • Wheel 11 x 6 with 8 'Y' Spokes [Plain] Black Part 93595 Element 4613162 ×4
  • Wheel Arch, Mudguard 2 x 4 Studded with Hole Black Part 60212 Element 4600178 or 4518608 ×1

Red 22 pieces

  • Bracket 1 x 2 - 1 x 4 [Rounded Corners at Bottom, Square Corners at Top] Red Part 28802 Element 6168619 ×2
  • Brick Curved 2 x 1 No Studs [1/2 Bow] Red Part 11477 Element 6029946 ×2
  • Brick Curved 4 x 2 No Studs Red Part 93606 Element 4613174 ×1
  • Brick Sloped 30° 1 x 2 x 2/3 Red Part 85984 Element 4651524 ×5
  • Brick Sloped 45° 2 x 1 with 2/3 Cutout [New Version] Red Part 15672 Element 6053011 or 4603263 ×2
  • Brick Wedged, Curved 3 x 4 x 2/3 Cutout Red Part 11291 Element 6179656 or 6016772 ×1
  • Plate 1 x 1 Red Part 3024 Element 302421 1 spare in the box ×2
  • Plate 1 x 2 Red Part 3023 Element 302321 ×2
  • Plate 1 x 4 Red Part 3710 Element 371021 ×2
  • Plate Special 2 x 2 with Only 2 studs Red Part 33909 Element 6219819 ×2
  • Wheel Arch, Mudguard 2 x 4 Studded with Hole Red Part 60212 Element 4600176 or 4518231 ×1

Dark Orange 3 pieces

  • Plate 2 x 6 Dark Orange Part 3795 Element 6219673 or 4603745 ×1
  • Plate Round 1 x 1 with Solid Stud Dark Orange Part 6141 Element 6315782 1 spare in the box ×2

Nougat 3 pieces

  • Plate 2 x 4 Nougat Part 3020 Element 6286500 or 6172534 ×3

Light Bluish Gray 2 pieces

  • Plate Special 2 x 2 with Wheels Holder Wide Light Bluish Gray Part 6157 Element 4211569 ×2

Trans-Clear 2 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Trans-Clear Part 54200 Element 6245250 or 4244362 1 spare in the box ×2

Trans-Red 2 pieces

  • Tile Special 1 x 2 Grille with Bottom Groove Trans-Red Part 2412b Element 6250158 or 4190187 ×2

Metallic Silver 1 piece

  • Tile 1 x 2 with Black Stripes/Lines Print Metallic Silver Part 3069bpr0232 Element 6242566 ×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.