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.

Red Line Racer

Checking

6526 Red Line Racer

44 pieces in 25 part and color combinations, plus 1 minifigure.

LEGO counts 47 pieces. This inventory comes from a separate parts catalog and lists 49, including the 5 parts inside the minifigures; the two do not always count the same elements, so their totals differ. 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

Hinges, Arms and Turntables 8 pieces

  • Hinge Brick 1 x 2 Top Plate Thin Black Part 3938 Element 393826 ×3
  • Hinge Panel 6 x 3 with Yellow '4', Red/Yellow Stripes Patt. Black Part 2440pr0001 ×1
  • Hinge Brick 1 x 2 Base Red Part 3937 Element 393721 ×2
  • Hinge Plate 1 x 2 with 2 Fingers and Hollow Studs Red Part 4276b Element 4238277 or 427621 ×1
  • Hinge Plate 1 x 2 with 3 Fingers On Side Red Part 2452 Element 4239012 or 245221 ×1

Wheels and Tyres 8 pieces

  • Tyre 14 x 4 Smooth Small Single Black Part 3139 Element 313926 ×2
  • Tyre 21 x 8 Offset Tread Medium Black Part 4084 ×4
  • Wheel 8 x 6 Light Gray Part 4624 Element 462402 ×2

Technic Bushes 6 pieces

  • Technic Bush 1/2 Toothed Type I [+ Opening] Light Gray Part 4265a Element 426502 1 spare in the box ×6

Plates 4 pieces

  • Plate 1 x 2 Red Part 3023 Element 302321 ×1
  • Plate 2 x 3 Red Part 3021 Element 302121 ×2
  • Plate 2 x 6 Red Part 3795 Element 379521 ×1

Plates Special 4 pieces

  • Plate Special 2 x 2 with 2 Pin Holes Black Part 2817 Element 281726 ×1
  • Plate Special 2 x 2 with Wheel Holders Black Part 4600 Element 460026 ×1
  • Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Light Gray Part 4081b Element 408102 ×2

Bricks Sloped 3 pieces

  • Brick Sloped 33° 3 x 1 Black Part 4286 Element 428626 ×2
  • Brick Sloped 33° 3 x 2 with Yellow Number '4', Stripes Print Black Part 3298pr0028 ×1

Tiles Special 3 pieces

  • Tile Special 1 x 2 with Handle Black Part 2432 Element 243226 ×1
  • Tile Special 1 x 2 Grille without Bottom Groove Light Gray Part 2412a ×2

Minifig Accessories 2 pieces

  • Equipment Goblet / Glass Light Gray Part 2343 Element 4191669 or 626902 ×2

Plates Round Curved and Dishes 2 pieces

  • Plate Round 1 x 1 with Solid Stud Light Gray Part 6141 Element 614102 ×2

Bricks Special 1 piece

  • Bracket 8 x 2 x 1 1/3 Red Part 4732 Element 473221 ×1

Plates Wedged 1 piece

  • Wedge Plate 3 x 4 without Stud Notches Black Part 4859 ×1

Technic Axles 1 piece

  • Technic Axle 6 Black Part 3706 Element 370626 ×1

Transportation - Land 1 piece

  • Steering Stand 1 x 2 with Black Steering Wheel Black Part 3829c01 Element 73081 ×1

Minifigures 1 figure

  • Racer, White Jacket with Zipper, Red Helmet with Visor (3626a Head) 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.