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.

Kylo Ren

Checking

41603 Kylo Ren

130 pieces in 50 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 31 pieces

  • Plate 1 x 2 Black Part 3023 Element 302326 ×8
  • Plate 1 x 3 Black Part 3623 Element 362326 ×2
  • Plate 2 x 2 Black Part 3022 Element 302226 ×3
  • Plate 2 x 2 Corner Black Part 2420 Element 242026 ×3
  • Plate 2 x 3 Black Part 3021 Element 302126 ×4
  • Plate 2 x 4 Black Part 3020 Element 302026 ×1
  • Plate 4 x 4 Black Part 3031 Element 4243819 or 303126 ×2
  • Plate 6 x 6 Black Part 3958 Element 395826 ×1
  • Plate 1 x 1 Tan Part 3024 Element 4159553 or 302405 1 spare in the box ×2
  • Plate 1 x 2 Tan Part 3023 Element 4113917 or 302305 ×3
  • Plate 4 x 4 Tan Part 3031 Element 4243824 or 4113919 ×1
  • Plate 1 x 4 Yellowish Green Part 3710 Element 6567020 or 6172742 ×1

Bricks Curved 17 pieces

  • Brick Curved 2 x 1 No Studs [1/2 Bow] Black Part 11477 Element 6047276 ×5
  • Brick Curved 2 x 2 x 2/3 Black Part 15068 Element 6053077 ×2
  • Brick Curved 3 x 1 No Studs Black Part 50950 Element 4251161 ×5
  • Brick Curved 4 x 1 Double, No Studs Black Part 93273 Element 4613153 ×3
  • Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] Black Part 11153 Element 6580394 or 6037746 ×2

Bricks Special 17 pieces

  • Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Light Bluish Gray Part 22885 Element 6123809 ×13
  • Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Red Part 22885 Element 6135130 ×2
  • Brick Special 1 x 1 x 1 2/3 with Studs on 1 Side Reddish Brown Part 32952 Element 6201911 ×2

Tiles 16 pieces

  • Tile 1 x 1 with Gray Polygons Print Black Part 3070bpr0103 Element 6213705 1 spare in the box ×1
  • Tile 1 x 1 with Groove Black Part 3070b Element 307026 1 spare in the box ×1
  • Tile 1 x 2 with Groove Black Part 3069b Element 306926 ×6
  • Tile 1 x 4 with Groove Black Part 2431 Element 243126 ×1
  • Tile 2 x 4 with Groove Black Part 87079 Element 4560182 ×2
  • Tile 2 x 4 with White Squares in Black Circles and Red Number 2 Print Black Part 87079pr0143 Element 6213709 ×1
  • Tile 1 x 4 with Dark Tan Line and Reddish Brown Square Print (Kylo Ren) Tan Part 2431pr0001 Element 6213696 ×1
  • Tile 2 x 2 Corner Tan Part 14719 Element 6173057 ×2
  • Tile 2 x 3 with Dark Tan Mark Print (Kylo Ren) Tan Part 26603pr0147 Element 6214626 ×1

Plates Special 13 pieces

  • Plate Special 1 x 2 with Clip Horizontal on Side Black Part 11476 Element 6313116 or 6132731 ×2
  • Plate Special 1 x 2 with Door Rail Black Part 32028 Element 4107761 ×9
  • Plate Special 1 x 4 with 2 Studs, 3 Bottom Tubes Black Part 92593 Element 4599499 ×1
  • Plate Special 1 x 4 with 2 Studs, 3 Bottom Tubes Tan Part 92593 Element 6173056 ×1

Tiles Round and Curved 10 pieces

  • Tile Round 1 x 1 Quarter Black Part 25269 Element 6172383 1 spare in the box ×8
  • Tile Round 1 x 1 with Large and Small White Squares Print (Brickheadz Eye) Black Part 98138pr0060 Element 6284077 or 6178627 1 spare in the box ×2

Bricks 8 pieces

  • Brick 1 x 1 Black Part 3005 Element 300526 ×2
  • Brick 1 x 2 Black Part 3004 Element 300426 ×2
  • Brick 1 x 4 with Dashed Line Texture Print (Kylo Ren) Black Part 3010pr0002 Element 6213700 ×1
  • Brick 2 x 2 Bright Pink Part 3003 Element 4550359 or 4245307 ×1
  • Brick 2 x 2 Dark Tan Part 3003 Element 4497068 or 4255416 ×2

Bricks Sloped 8 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Black Part 54200 Element 4504382 or 4287159 1 spare in the box ×8

Technic Bricks 3 pieces

  • Technic Brick 1 x 2 [1 Pin Hole] Black Part 3700 Element 370026 ×1
  • Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin Yellow Part 32064a Element 6206240 or 4233484 ×2

Plates Wedged 2 pieces

  • Wedge Plate 2 x 2 Left Black Part 24299 Element 6141554 ×1
  • Wedge Plate 2 x 2 Right Black Part 24307 Element 6141556 ×1

Bars, Ladders and Fences 1 piece

  • Lightsaber Blade with Cross Trans-Red Part 21699 Element 6247308 or 6147016 ×1

Bricks Round and Cones 1 piece

  • Brick Round 2 x 2 with Axle Hole Blue Part 3941 Element 614373 or 614323 ×1

Minifig Shields, Weapons, & Tools 1 piece

  • Weapon Lightsaber Hilt with Bottom Ring Pearl Titanium Part 64567 Element 6122727 1 spare in the box ×1

Plates Round Curved and Dishes 1 piece

  • Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Bright Green Part 4032a Element 6138624 or 4114430 ×1

Technic Axles 1 piece

  • Technic Axle 3 with Stud Dark Tan Part 6587 Element 6031821 or 6013821 ×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.