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.

Wheel Toy

Checking

605-4 Wheel Toy

180 pieces in 49 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.

Look-alike colors in this set

These parts appear in this set in two colors that are easy to confuse. If you are one short in one color, check whether it went in where the other color belongs. Each color has its own element ID in the parts list at the back of the instructions.

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Piece checklist

Bricks 123 pieces

  • Brick 2 x 2 without Inside Ridges Black Part 3003a ×4
  • Brick 2 x 3 without Cross Supports Black Part 3002a ×4
  • Brick 2 x 4 without Cross Supports Black Part 3001a ×6
  • Brick 10 x 10 without Bottom Tubes, without Cross Supports Light Gray Part 733 ×1
  • Brick 1 x 1 Red Part 3005 Element 300521 ×2
  • Brick 1 x 2 without Bottom Tube Red Part 3065 ×10
  • Brick 1 x 6 without Bottom Tubes, with 2 Raised Cross Supports Red Part 3009a ×13
  • Brick 1 x 8 without Bottom Tubes with Cross Side Supports Red Part 3008a ×12
  • Brick 2 x 10 Red Part 3006 Element 4617857 or 300621 ×2
  • Brick 2 x 2 without Inside Ridges Red Part 3003a ×6
  • Brick 2 x 3 without Cross Supports Red Part 3002a ×10
  • Brick 2 x 4 without Cross Supports Red Part 3001a ×5
  • Brick 2 x 8 Red Part 3007 Element 6036408 or 300721 ×2
  • Brick 1 x 2 without Bottom Tube Trans-Clear Part 3065 Element 6514262 or 6244904 Also in White ×4
  • Brick 2 x 2 without Inside Ridges Trans-Clear Part 3003a Also in White ×2
  • Brick 2 x 4 without Cross Supports Trans-Clear Part 3001a Also in White ×4
  • Brick 1 x 1 White Part 3005 Element 6552096 or 6548258 ×4
  • Brick 1 x 1 with Blue '3' Print White Part 3005pr9985 ×2
  • Brick 1 x 1 with Blue E Print White Part 3005pr9954 ×2
  • Brick 1 x 1 with Blue G Print White Part 3005pr9948 ×2
  • Brick 1 x 1 with Blue L Print White Part 3005pr9935 ×2
  • Brick 1 x 1 with Blue O Print White Part 3005pr9927 ×2
  • Brick 1 x 2 without Bottom Tube White Part 3065 Also in Trans-Clear ×6
  • Brick 2 x 2 without Inside Ridges White Part 3003a Also in Trans-Clear ×1
  • Brick 2 x 3 without Cross Supports White Part 3002a ×4
  • Brick 2 x 4 without Cross Supports White Part 3001a Also in Trans-Clear ×3
  • Brick 1 x 2 without Bottom Tube Yellow Part 3065 ×2
  • Brick 10 x 10 without Bottom Tubes, without Cross Supports Yellow Part 733 ×1
  • Brick 2 x 2 without Inside Ridges Yellow Part 3003a ×1
  • Brick 2 x 3 without Cross Supports Yellow Part 3002a ×2
  • Brick 2 x 4 without Cross Supports Yellow Part 3001a ×2

Bricks Sloped 16 pieces

  • Brick Sloped 45° 2 x 2 Blue Part 3039 Element 303923 ×8
  • Brick Sloped 45° 2 x 2 Double Convex Blue Part 3045 Element 6439889 or 6234158 ×4
  • Brick Sloped 45° 2 x 3 Red Part 3038 Element 6303213 or 4195081 ×2
  • Brick Sloped 45° 2 x 4 Red Part 3037 Element 303721 ×2

Wheels and Tyres 15 pieces

  • Tyre Smooth Old Style - Small Light Gray Part 132a ×6
  • Wheel Old with 4 Studs Red Part 7039 Element 7039 ×6
  • Brick Special 2 x 4 with Wheel Holder Old, Opaque Bottom White Part 7049a ×3

Bricks Round and Cones 13 pieces

  • Brick Round Corner 2 x 2 Macaroni with Stud Notch Red Part 3063b Element 306321 ×4
  • Brick Round Corner 2 x 2 Macaroni with Stud Notch Trans-Clear Part 3063b Element 4188065 or 4187567 ×1
  • Brick Round 1 x 1 Solid Stud, No Bottom Groove White Part 3062c ×6
  • Brick Round 1 x 1 Solid Stud, No Bottom Groove Yellow Part 3062c ×2

Plates 11 pieces

  • Plate 2 x 3 White Part 3021 Element 6550136 or 302101 ×2
  • Plate 2 x 4 White Part 3020 Element 6552098 or 302001 ×2
  • Plate 2 x 8 with Waffle Bottom White Part 3034a ×4
  • Plate 4 x 8 with Waffle Bottom White Part 3035a ×2
  • Plate 6 x 8 with Waffle Bottom White Part 3036a ×1

Hinges, Arms and Turntables 1 piece

  • Hinge Coupling, Two Connected 2 x 2 Plates [Nylon] Milky White Part 650 ×1

Windows and Doors 1 piece

  • Door 1 x 2 x 3 Right, Hollow Studs, Fixed Glass White Part 33bc01 ×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.