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.

Dune Buggy

Checking

8845 Dune Buggy

174 pieces in 55 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

Plates 39 pieces

  • Plate 1 x 4 Black Part 3710 Element 371026 ×4
  • Plate 1 x 6 Black Part 3666 Element 366626 ×1
  • Plate 1 x 8 Black Part 3460 Element 346026 ×2
  • Plate 1 x 2 Light Gray Part 3023 Element 302302 ×2
  • Plate 1 x 4 Light Gray Part 3710 Element 371002 ×6
  • Plate 1 x 2 Red Part 3023 Element 302321 ×2
  • Plate 1 x 4 Red Part 3710 Element 371021 ×2
  • Plate 1 x 6 Red Part 3666 Element 366621 ×2
  • Plate 2 x 10 Red Part 3832 Element 383221 ×1
  • Plate 2 x 3 Red Part 3021 Element 302121 ×4
  • Plate 2 x 4 Red Part 3020 Element 302021 ×2
  • Plate 2 x 6 Red Part 3795 Element 379521 ×3
  • Plate 6 x 10 Red Part 3033 Element 6509008 or 6249097 ×1
  • Plate 1 x 2 Yellow Part 3023 Element 302324 ×4
  • Plate 1 x 6 Yellow Part 3666 Element 366624 ×1
  • Plate 2 x 6 Yellow Part 3795 Element 379524 ×1
  • Plate 2 x 8 Yellow Part 3034 Element 303424 ×1

Technic Pins 22 pieces

  • Technic Axle Pin without Friction Ridges Lengthwise Light Gray Part 3749 Element 4184168 or 4154179 ×4
  • Technic Pin 1/2 without Friction Ridges Light Gray Part 4274 Element 427402 ×4
  • Technic Pin without Friction Ridges Lengthwise Light Gray Part 3673 Element 4184166 or 367302 1 spare in the box ×14

Technic Connectors 20 pieces

  • Technic Axle and Pin Connector Light Gray Part 3651 Element 4105243 or 365102 ×12
  • Technic Axle and Pin Connector Toggle Joint Toothed [without Slots] Light Gray Part 4273a ×8

Technic Axles 17 pieces

  • Technic Axle 10 Black Part 3737 Element 373726 ×2
  • Technic Axle 12 Black Part 3708 Element 370826 ×2
  • Technic Axle 2 Black Part 3704 Element 370426 ×2
  • Technic Axle 4 Black Part 3705 Element 370526 ×3
  • Technic Axle 6 Black Part 3706 Element 370626 ×6
  • Technic Axle 8 Black Part 3707 Element 370726 ×2

Technic Bricks 17 pieces

  • Technic Brick 1 x 12 [11 Pin Holes] Red Part 3895 Element 389521 ×2
  • Technic Brick 1 x 2 [1 Pin Hole] Red Part 3700 Element 370021 ×4
  • Technic Brick 1 x 4 [3 Pin Holes] Red Part 3701 Element 370121 ×2
  • Technic Brick 1 x 6 [5 Pin Holes] Red Part 3894 Element 389421 ×5
  • Technic Brick 1 x 8 [7 Pin Holes] Red Part 3702 Element 370221 ×4

Technic Bushes 15 pieces

  • Technic Bush Light Gray Part 3713 Element 4125313 or 659002 ×15

Bricks 11 pieces

  • Brick 1 x 2 Light Gray Part 3004 Element 300402 ×1
  • Brick 1 x 1 Red Part 3005 Element 300521 ×2
  • Brick 1 x 6 Red Part 3009 Element 300921 ×3
  • Brick 1 x 8 Red Part 3008 Element 300821 ×1
  • Brick 1 x 4 Yellow Part 3010 Element 301024 ×2
  • Brick 1 x 8 Yellow Part 3008 Element 300824 ×2

Wheels and Tyres 9 pieces

  • Tyre 43 x 17 Black Part 3634 Element 4523564 or 363426 ×4
  • Technic Wedge Belt Wheel [aka Pulley] Light Gray Part 4185 Element 4100502 or 418502 ×1
  • Wheel with Split Axle hole Light Gray Part 3482 Element 348202 ×4

Technic Special 6 pieces

  • Technic Plate 1 x 4 with Toothed Ends Black Part 4263 Element 4251466 or 4225509 ×3
  • Technic Plate 1 x 6 with Toothed Ends Black Part 4262 Element 4225507 or 4189329 ×3

Technic Gears 5 pieces

  • Technic Gear 16 Tooth with Round Holes [Old Style] Light Gray Part 4019 Element 4107176 or 401902 ×2
  • Technic Gear 8 Tooth Light Gray Part 3647 Element 364702 ×2
  • Technic Gear Rack 1 x 4 Light Gray Part 3743 Element 374302 ×1

Technic Steering, Suspension and Engine 5 pieces

  • Technic Shock Absorber 6.5L with Normal Spring [Complete Assembly] Light Gray Part 73129 Element 73129 ×2
  • Technic Steering Arm Light Gray Part 4261 Element 4225506 or 4189316 ×2
  • Technic Universal Joint 4L [Complete Assembly] Light Gray Part 9244 Element 9244 ×1

Bricks Sloped 4 pieces

  • Brick Sloped 45° 2 x 1 without Bottom Pin Yellow Part 3040a ×4

Tiles 3 pieces

  • Tile 1 x 1 with Groove Black Part 3070b Element 307026 1 spare in the box ×2
  • Tile 2 x 2 with Groove Light Gray Part 3068b Element 306802 ×1

Plates Special 1 piece

  • Technic Plate 2 x 8 [7 Holes] Red Part 3738 Element 373821 ×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.