x 4 Crawler Exclusive Edition "BOSS Crawler" [Co-Creation Model]
LEGO 41999-1 · 2013 · 1583 listed pieces · Technic
![Mid-build preview of x 4 Crawler Exclusive Edition "BOSS Crawler" [Co-Creation Model]](/build-thumbnails/41999-1.90accfef818b.webp)
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Parts inventory
| Part | Name | Colour | Quantity |
|---|---|---|---|
| 2780 | Technic Pin with Friction Ridges Lengthwise and Center Slots | Black | 344 |
| 43093 | Technic Axle Pin with Friction Ridges Lengthwise | Blue | 115 |
| 6558 | Technic Pin Long with Friction Ridges Lengthwise | Blue | 101 |
| 32062 | Technic Axle 2 Notched | Red | 69 |
| 4519 | Technic Axle 3 | Light Bluish Gray | 38 |
| 32140 | Technic Beam 2 x 4 L-Shape Thick | Red | 29 |
| 32054 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush | Light Bluish Gray | 24 |
| 32525 | Technic Beam 1 x 11 Thick | Dark Blue | 24 |
| 6536 | Technic Axle and Pin Connector Perpendicular | Light Bluish Gray | 21 |
| 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced | Light Bluish Gray | 18 |
| 32054 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush | Black | 17 |
| 42003 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes | Light Bluish Gray | 17 |
| 32525 | Technic Beam 1 x 11 Thick | Red | 16 |
| 3713 | Technic Bush | Light Bluish Gray | 15 |
| 60483 | Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole | Light Bluish Gray | 15 |
| 32073 | Technic Axle 5 | Light Bluish Gray | 14 |
| 41677 | Technic Beam 1 x 2 Thin | Black | 14 |
| 42003 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes | Dark Blue | 14 |
| 32269 | Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening] | Tan | 13 |
| 32316 | Technic Beam 1 x 5 Thick | Red | 13 |
| 6536 | Technic Axle and Pin Connector Perpendicular | Black | 13 |
| 32034 | Technic Axle and Pin Connector Angled #2 - 180° | Black | 12 |
| 32270 | Technic Gear 12 Tooth Double Bevel | Black | 12 |
| 4274 | Technic Pin 1/2 | Blue | 12 |
| 59443 | Technic Axle Connector Smooth [with x Hole + Orientation] | Black | 12 |
| 87082 | Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise | Light Bluish Gray | 12 |
| 92907 | Technic Axle and Pin Connector Perpendicular Split | Black | 12 |
| 41678 | Technic Axle and Pin Connector Perpendicular Double Split | Black | 11 |
| 32278 | Technic Beam 1 x 15 Thick | Red | 10 |
| 32278 | Technic Beam 1 x 15 Thick | Dark Blue | 10 |
| 3713 | Technic Bush | Red | 10 |
| 41239 | Technic Beam 1 x 13 Thick | Red | 10 |
| 62462 | Technic Pin Connector Round [Slotted] | Black | 10 |
| 62462 | Technic Pin Connector Round [Slotted] | Metallic Silver | 10 |
| 40490 | Technic Beam 1 x 9 Thick | Red | 9 |
| 63869 | Technic Axle and Pin Connector Perpendicular Triple | Light Bluish Gray | 9 |
| 87083 | Technic Axle 4 with Stop | Dark Bluish Gray | 9 |
| 99008 | Technic Axle 4 with Centre Stop | Tan | 9 |
| 32056 | Technic Beam 3 x 3 L-Shape Thin | Light Bluish Gray | 8 |
| 42003 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes | Black | 8 |
| 59443 | Technic Axle Connector Smooth [with x Hole + Orientation] | Red | 8 |
| 6628 | Technic Pin with Friction Ridges Lengthwise and Towball | Black | 8 |
| 32039 | Technic Axle Connector with Axle Hole | Black | 7 |
| 32316 | Technic Beam 1 x 5 Thick | Black | 7 |
| 43857 | Technic Beam 1 x 2 Thick | Black | 7 |
| 3023 | Plate 1 x 2 | Tan | 6 |
| 3069b | Tile 1 x 2 with Groove | Trans-Red | 6 |
| 32016 | Technic Axle and Pin Connector Angled #3 - 157.5° | Black | 6 |
| 32054 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush | Red | 6 |
| 32184 | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole | Light Bluish Gray | 6 |
| 32271 | Technic Beam 1 x 9 Bent (7 - 3) Thick | Black | 6 |
| 32271 | Technic Beam 1 x 9 Bent (7 - 3) Thick | Metallic Silver | 6 |
| 32348 | Technic Beam 1 x 7 Bent (4 - 4) Thick | Black | 6 |
| 32523 | Technic Beam 1 x 3 Thick | Light Bluish Gray | 6 |
| 32524 | Technic Beam 1 x 7 Thick | Red | 6 |
| 32526 | Technic Beam 3 x 5 L-Shape Thick | Dark Blue | 6 |
| 4032a | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) | Black | 6 |
| 43857 | Technic Beam 1 x 2 Thick | Red | 6 |
| 48989 | Technic Pin Connector Hub Perpendicular 3L with 4 Pins | Light Bluish Gray | 6 |
| 60485 | Technic Axle 9 | Light Bluish Gray | 6 |
| 61903 | Technic Universal Joint 3L [Complete Assembly] | Light Bluish Gray | 6 |
| 64782 | Technic Panel 1 x 5 x 11 | Dark Blue | 6 |
| 6553 | Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle) | Light Bluish Gray | 6 |
| 6589 | Technic Gear 12 Tooth Bevel | Tan | 6 |
| 6629 | Technic Beam 1 x 9 Bent (6 - 4) Thick | Black | 6 |
| 2412b | Tile Special 1 x 2 Grille with Bottom Groove | Dark Blue | 5 |
| 32140 | Technic Beam 2 x 4 L-Shape Thick | Black | 5 |
| 32525 | Technic Beam 1 x 11 Thick | White | 5 |
| 32526 | Technic Beam 3 x 5 L-Shape Thick | Red | 5 |
| 32556 | Technic Pin Long without Friction Ridges | Tan | 5 |
| 6632 | Technic Beam 1 x 3 Thin | Red | 5 |
| 94925 | Technic Gear 16 Tooth Reinforced [New Style] | Light Bluish Gray | 5 |
| 99773 | Technic Beam Triangle Thin [Type II] | Yellow | 5 |
| 15038pr0001 | Wheel 56 x 34 Technic Racing Medium with 6 Pinholes and White Rim Edge Print [41999] | Black | 4 |
| 2654 | Plate Round 2 x 2 with Rounded Bottom [Boat Stud] | Trans-Clear | 4 |
| 3068b | Tile 2 x 2 with Groove | Tan | 4 |
| 32005a | Technic Link 1 x 6 without Stoppers | Black | 4 |
| 32013 | Technic Axle and Pin Connector Angled #1 | Black | 4 |
| 32014 | Technic Axle and Pin Connector Angled #6 - 90° | Black | 4 |
| 32034 | Technic Axle and Pin Connector Angled #2 - 180° | Light Bluish Gray | 4 |
| 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced | Yellow | 4 |
| 32126 | Technic Axle and Pin Connector Toggle Joint Smooth | Black | 4 |
| 32291 | Technic Axle and Pin Connector Perpendicular Double | Red | 4 |
| 32348 | Technic Beam 1 x 7 Bent (4 - 4) Thick | Light Bluish Gray | 4 |
| 32523 | Technic Beam 1 x 3 Thick | White | 4 |
| 32524 | Technic Beam 1 x 7 Thick | Metallic Silver | 4 |
| 32526 | Technic Beam 3 x 5 L-Shape Thick | White | 4 |
| 32526 | Technic Beam 3 x 5 L-Shape Thick | Light Bluish Gray | 4 |
| 3673 | Technic Pin without Friction Ridges Lengthwise | Light Bluish Gray | 4 |
| 3701 | Technic Brick 1 x 4 [3 Holes] | Tan | 4 |
| 3705 | Technic Axle 4 | Black | 4 |
| 3706 | Technic Axle 6 | Black | 4 |
| 45590 | Technic Axle Connector Double Flexible [Rubber] | Black | 4 |
| 50950 | Slope Curved 3 x 1 No Studs | Tan | 4 |
| 54120 | Tyre 94.8 x 44 R Balloon | Black | 4 |
| 54200 | Slope 30° 1 x 1 x 2/3 (Cheese Slope) | Tan | 4 |
| 55013 | Technic Axle 8 with Stop | Dark Bluish Gray | 4 |
| 6141 | Plate Round 1 x 1 with Solid Stud | Trans-Clear | 4 |
| 92908 | Technic, Steering Portal Axle Housing | Light Bluish Gray | 4 |
| 92909 | Technic Steering Hub for Portal Axle | Dark Bluish Gray | 4 |
| 95292c01 | Technic Shock Absorber 9.5L with Extra Hard Spring | Yellow | 4 |
| 98989 | Technic Axle and Pin Connector Perpendicular Double 4L | Light Bluish Gray | 4 |
| 11954 | Technic Panel Curved 11 x 3 with 10 Pin Holes through Panel Surface | Dark Blue | 3 |
| 2412b | Tile Special 1 x 2 Grille with Bottom Groove | White | 3 |
| 32002 | Technic Pin 3/4 | Tan | 3 |
| 41677 | Technic Beam 1 x 2 Thin | Blue | 3 |
| 59426 | Technic Axle 5.5 With Stop [Rounded Short End] | Dark Bluish Gray | 3 |
| 64393 | Technic Panel Fairing # 6 Long Smooth, Side B | Dark Blue | 3 |
| 64681 | Technic Panel Fairing # 5 Long Smooth, Side A | Dark Blue | 3 |
| 6587 | Technic Axle 3 with Stud | Dark Tan | 3 |
| 87080 | Technic Fairing # 1 Small Smooth Short, Side A | Dark Blue | 3 |
| 87086 | Technic Fairing # 2 Small Smooth Short, Side B | Dark Blue | 3 |
| 2412b | Tile Special 1 x 2 Grille with Bottom Groove | Metallic Silver | 2 |
| 3022 | Plate 2 x 2 | Light Bluish Gray | 2 |
| 3023 | Plate 1 x 2 | Black | 2 |
| 3024 | Plate 1 x 1 | Black | 2 |
| 3031 | Plate 4 x 4 | Tan | 2 |
| 3069b | Tile 1 x 2 with Groove | Trans-Orange | 2 |
| 3069b | Tile 1 x 2 with Groove | Dark Blue | 2 |
| 32000 | Technic Brick 1 x 2 [2 Holes] | Black | 2 |
| 32063 | Technic Beam 1 x 6 Thin | Black | 2 |
| 32138 | Technic Pin Double with Axle Hole | Light Bluish Gray | 2 |
| 32316 | Technic Beam 1 x 5 Thick | White | 2 |
| 32523 | Technic Beam 1 x 3 Thick | Red | 2 |
| 32524 | Technic Beam 1 x 7 Thick | Black | 2 |
| 32524 | Technic Beam 1 x 7 Thick | Yellow | 2 |
| 3666 | Plate 1 x 6 | Black | 2 |
| 3708 | Technic Axle 12 | Black | 2 |
| 3737 | Technic Axle 10 | Black | 2 |
| 40490 | Technic Beam 1 x 9 Thick | Light Bluish Gray | 2 |
| 41669 | Technic Tooth 1 x 3 with Axle Hole | White | 2 |
| 41669 | Technic Tooth 1 x 3 with Axle Hole | Metallic Silver | 2 |
| 41678 | Technic Axle and Pin Connector Perpendicular Double Split | Red | 2 |
| 41678 | Technic Axle and Pin Connector Perpendicular Double Split | Dark Bluish Gray | 2 |
| 44294 | Technic Axle 7 | Light Bluish Gray | 2 |
| 44809 | Technic Pin Connector Perpendicular 2 x 2 Bent | Light Bluish Gray | 2 |
| 59443 | Technic Axle Connector Smooth [with x Hole + Orientation] | Light Bluish Gray | 2 |
| 60484 | Technic Beam 3 x 3 T-Shape Thick | Light Bluish Gray | 2 |
| 62821 | Technic Differential with Inner Tabs and Closed Center- 28 Bevel Teeth | Dark Bluish Gray | 2 |
| 64178 | Technic Beam 5 x 11 Open Center Frame Thick | Light Bluish Gray | 2 |
| 64179 | Technic Beam 5 x 7 Open Center Thick | Light Bluish Gray | 2 |
| 85984 | Slope 30° 1 x 2 x 2/3 | Tan | 2 |
| 87082 | Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise | Black | 2 |
| 87761 | Technic Gear Rack 1 x 7 with Axle and Pin Holes | Black | 2 |
| 92910 | Technic Steering Ball Joint Large Open with C-Shape Pivot Frame | Light Bluish Gray | 2 |
| 92911 | Technic Steering Ball Joint Large Receptacle | Dark Bluish Gray | 2 |
| 99499 | Electric Power Functions Large Motor with Dark Bluish Gray Bottom | Light Bluish Gray | 2 |
| 99773 | Technic Beam Triangle Thin [Type II] | Black | 2 |
| 14728c100 | String Cord Medium Thickness 100cm | Black | 1 |
| 2412b | Tile Special 1 x 2 Grille with Bottom Groove | Blue | 1 |
| 2412b | Tile Special 1 x 2 Grille with Bottom Groove | Orange | 1 |
| 2817 | Plate Special 2 x 2 with 2 Pin Holes | Light Bluish Gray | 1 |
| 2819 | Technic Steering Wheel Small (3 Studs Diameter) | Light Bluish Gray | 1 |
| 3021 | Plate 2 x 3 | Black | 1 |
| 30395 | Hook with Towball | Dark Bluish Gray | 1 |
| 32012 | Technic Reel 3 x 2 | Dark Bluish Gray | 1 |
| 32017 | Technic Beam 1 x 5 Thin | Yellow | 1 |
| 32278 | Technic Beam 1 x 15 Thick | White | 1 |
| 32498 | Technic Gear 36 Tooth Double Bevel | Black | 1 |
| 32525 | Technic Beam 1 x 11 Thick | Black | 1 |
| 3703 | Technic Brick 1 x 16 [15 Holes] | Black | 1 |
| 3749 | Technic Axle Pin without Friction Ridges Lengthwise | Tan | 1 |
| 41239 | Technic Beam 1 x 13 Thick | Black | 1 |
| 4162 | Tile 1 x 8 with Groove | Dark Blue | 1 |
| 42610 | Wheel 11 x 8 with Center Groove | Light Bluish Gray | 1 |
| 4282 | Plate 2 x 16 | Black | 1 |
| 4716 | Technic Worm Gear | Light Bluish Gray | 1 |
| 58119 | Electric Power Functions Battery Box 4 x 11 x 7 with Orange Switch and Dark Bluish Gray Covers | Light Bluish Gray | 1 |
| 58120 | Electric Power Functions Medium Motor 3 x 6 x 3 with Dark Bluish Gray Bottom and 20cm Wire | Light Bluish Gray | 1 |
| 58122 | Electric Power Functions IR Remote Control with Dark Bluish Gray Bottom | Light Bluish Gray | 1 |
| 58123b | Electric Power Functions IR Receiver with V2 Print | Light Bluish Gray | 1 |
| 60484 | Technic Beam 3 x 3 T-Shape Thick | Black | 1 |
| 61929 | Electric Power Functions Pole Reverser / Polarity Switch with Black Lead | Light Bluish Gray | 1 |
| 61930 | Electric Power Functions LED Light Unit with Black PF Connector Lead | Black | 1 |
| 76244 | Technic Gear 24 Tooth Clutch with Dark Bluish Gray Center | White | 1 |
| 87079pr0061 | Tile 2 x 4 [Exclusive 41999 License Plate] | White | 1 |
| 99498 | Electric Power Functions Servo Motor with Dark Bluish Gray Bottom | Light Bluish Gray | 1 |