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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.

Monster Jam Max-D

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42119 Monster Jam Max-D

230 pieces in 61 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

Technic Pins 79 pieces

  • Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] Black Part 32054 Element 4140801 or 4107742 ×2
  • Technic Pin with Friction Ridges Lengthwise and Center Slots Black Part 2780 Element 4121715 or 278026 1 spare in the box ×24
  • Technic Axle Pin with Friction Ridges Lengthwise Blue Part 43093 Element 4309323 or 4206482 ×14
  • Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot Blue Part 42924 Element 6299413 ×16
  • Technic Pin 1/2 without Friction Ridges Light Bluish Gray Part 4274 Element 4274194 or 4211483 1 spare in the box ×15
  • Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] Light Bluish Gray Part 32054 Element 4211865 ×4
  • Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle Red Part 11214 Element 6209519 ×3
  • Technic Pin Long without Friction Ridges, with Anti-Roll Notch Tan Part 39888 Element 6321305 ×1

Technic Beams 39 pieces

  • Technic Beam 1 x 13 Thick Black Part 41239 Element 4522933 or 4164422 Also in Dark Bluish Gray ×1
  • Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole Black Part 60483 Element 6265091 or 6006140 ×8
  • Technic Beam 1 x 3 Thick Black Part 32523 Element 4142822 or 3252326 ×2
  • Technic Beam 1 x 7 Bent (4 - 4) Thick Black Part 32348 Element 6278125 or 4128593 ×2
  • Technic Beam 1 x 7 Thick Black Part 32524 Element 4495935 or 4155458 ×3
  • Technic Beam 3 x 3 T-Shape Thick Black Part 60484 Element 4552347 or 4535771 ×2
  • Technic Beam 1 x 13 Thick Dark Bluish Gray Part 41239 Element 4522937 or 4261932 Also in Black ×2
  • Technic Beam 1 x 2 Thin Dark Bluish Gray Part 41677 Element 6338422 or 4210980 ×2
  • Technic Beam 1 x 9 Thick Dark Bluish Gray Part 40490 Element 4645730 or 4210757 ×4
  • Technic Beam 2 x 4 L-Shape Thick Dark Bluish Gray Part 32140 Element 6271830 or 4210667 ×2
  • Technic Beam 1 x 11 Thick Light Bluish Gray Part 32525 Element 4611705 or 4534910 ×2
  • Technic Beam 1 x 2 Thick Light Bluish Gray Part 43857 Element 4211862 ×2
  • Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole Orange Part 60483 Element 6265128 or 6057526 ×1
  • Technic Beam 3 x 5 L-Shape Thick Orange Part 32526 Element 6143015 or 4626639 ×1
  • Technic Beam 1 x 4 Thin Yellow Part 32449 Element 6327559 or 4199345 ×2
  • Technic Beam 1 x 5 Thick Yellow Part 32316 Element 4142133 or 4128590 ×2
  • Technic Beam 2 x 4 L-Shape Thick Yellow Part 32140 Element 6271828 or 4141628 ×1

Technic Connectors 34 pieces

  • Technic Axle and Pin Connector Perpendicular Double Split Black Part 41678 Element 4162857 ×2
  • Technic Axle and Pin Connector Angled #5 - 112.5° Dark Bluish Gray Part 32015 Element 6271356 or 6195445 ×8
  • Technic Pin Connector Hub with 2 Axles Dark Bluish Gray Part 27940 Element 6167281 ×1
  • Technic Pin Connector Round 1L [Beam] Dark Bluish Gray Part 18654 Element 6100030 1 spare in the box ×9
  • Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes Light Bluish Gray Part 42003 Element 6273724 or 4211779 ×4
  • Technic Axle and Pin Connector Perpendicular Triple Light Bluish Gray Part 63869 Element 6331441 or 4538007 ×4
  • Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Centered Friction Ridge] Light Bluish Gray Part 65487 Element 6282142 ×4
  • Technic Pin Connector Round [Slotted] Light Bluish Gray Part 62462 Element 6173127 or 4526985 ×1
  • Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole Yellow Part 32184 Element 6276974 or 6037676 ×1

Technic Axles 19 pieces

  • Technic Axle 12 Black Part 3708 Element 370826 ×2
  • Technic Axle 3 Light Bluish Gray Part 4519 Element 4211815 ×7
  • Technic Axle 7 Light Bluish Gray Part 44294 Element 44294194 or 4211805 ×3
  • Technic Axle 2 Notched Red Part 32062 Element 4142865 ×2
  • Technic Axle 5 with Stop Reddish Brown Part 15462 Element 6159763 ×2
  • Technic Axle 5 Yellow Part 32073 Element 6130008 ×2
  • Technic Axle 9 Yellow Part 60485 Element 6130010 ×1

Technic Bushes 16 pieces

  • Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Light Bluish Gray Part 32123b Element 6271165 or 4211573 1 spare in the box ×10
  • Technic Bush Red Part 3713 Element 6271820 or 4227155 1 spare in the box ×6

Animal / Creature Body Parts 12 pieces

  • Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Flat Silver Part 53451 Element 6270108 or 4612901 1 spare in the box ×12

Wheels and Tyres 8 pieces

  • Tyre 56 x 26 Balloon Black Part 55976 Element 6495636 or 4297209 ×4
  • Wheel 30.4 x 20 without Pinholes, with Reinforced Rim Orange Part 56145 Element 6597019 or 6207477 ×4

Technic Panels 7 pieces

  • Technic Panel 3 x 7 x 1 Dark Bluish Gray Part 71709 Element 6321715 ×2
  • Technic Panel Curved and Bent 6 x 3 Dark Bluish Gray Part 24116 Element 6268008 or 6133243 ×2
  • Technic Panel Fairing #21 5L Small Smooth, Side B Dark Bluish Gray Part 11946 Element 6330085 or 6197965 ×1
  • Technic Panel Fairing #22 5L Small Smooth, Side A Dark Bluish Gray Part 11947 Element 6352665 or 6197945 ×1
  • Technic Panel Curved and Bent 6 x 3 Yellow Part 24116 Element 6268010 or 6133245 ×1

Tubes and Hoses 5 pieces

  • Hose Rigid 3mm D. 9L / 7.2cm Black Part 75c09 Element 6409912 or 4614226 1 spare in the box ×1
  • Hose, Ribbed 7mm D. 2L / 1.6cm Flat Silver Part 78c02 Element 6525133 or 4620070 1 spare in the box ×2
  • Hose, Ribbed 7mm D. 3L / 2.4cm Flat Silver Part 78c03 Element 6420614 or 6116017 ×2

Bars, Ladders and Fences 2 pieces

  • Light Cover 1 x 1 Round with Internal Bar / Bionicle Barraki Eye Trans-Red Part 58176 Element 6507867 or 6171762 1 spare in the box ×2

Bricks Round and Cones 2 pieces

  • Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at each end Pearl Titanium Part 25214 Element 6156875 ×2

Technic Bricks 2 pieces

  • Technic Brick 1 x 2 [2 Pin Holes] Black Part 32000 Element 3200026 ×2

Tiles 2 pieces

  • Tile 1 x 2 with Groove Trans-Clear Part 3069b Element 6514223 or 6251294 ×2

Flags, Banners and Signs 1 piece

  • Flag 6 x 4 with O-Clips Black Part 2525 Element 6292833 or 6096655 ×1

Mechanical 1 piece

  • Pullback Motor 6 x 3 x 5 Dark Bluish Gray Part 12799 Element 6143751 or 6024100 ×1

Stickers 1 piece

  • Sticker Sheet for Set 42119-1 [No Color/Any Color] Part 72181 Element 6323397 ×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.