4 x 4 Crawler Exclusive Edition (41999-1) is a Technic LEGO set released in 2013 with 1,584 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Technic sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 178 unique part types.
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Building instructions
4 official booklets — read on BrickID
Book 1 of 4 Book 2 of 4 Book 3 of 4 Book 4 of 4
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Parts in this set
178 parts · page 1 of 4 · updating…
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![Battery Box, Power Functions 4 x 11 x 7 with Orange Switch and Dark Bluish Gray Covers [Complete Assembly]](https://cdn.rebrickable.com/media/parts/elements/4506078.jpg)
Battery Box, Power Functions 4 x 11 x 7 with Orange Switch and Dark Bluish Gray Covers [Complete Assembly]58119 · ×1 · Light Bluish Gray -
Control Unit, IR, Power Functions, with Dark Bluish Gray Bottom58122 · ×1 · Light Bluish Gray -
Hook with Towball30395 · ×1 · Dark Bluish Gray -
Light Unit, LED with Black Cable, Power Functions61930 · ×1 · Black -
Motor, Large, Power Functions with Dark Bluish Gray Bottom99499 · ×2 · Light Bluish Gray -
Motor, Medium, Power Functions, 3 x 6 x 3 with Dark Bluish Gray Bottom and 20cm Wire58120 · ×1 · Light Bluish Gray -
Motor, Servo, Power Functions with Dark Bluish Gray Bottom99498 · ×1 · Light Bluish Gray -
Plate 1 x 13024 · ×2 · Black -
Plate 1 x 23023 · ×2 · Black -
Plate 1 x 23023 · ×6 · Tan -
Plate 1 x 63666 · ×2 · Black -
Plate 2 x 164282 · ×1 · Black -
Plate 2 x 23022 · ×2 · Light Bluish Gray -
Plate 2 x 33021 · ×1 · Black -
Plate 4 x 43031 · ×2 · Tan -
Plate Round 1 x 1 with Solid Stud6141 · ×4 · Trans-Clear -
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)4032a · ×6 · Black -
![Plate Round 2 x 2 with Rounded Bottom [Boat Stud]](https://cdn.rebrickable.com/media/parts/elements/4278412.jpg)
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]2654 · ×4 · Trans-Clear -
Plate Special 2 x 2 with 2 Pin Holes2817 · ×1 · Light Bluish Gray -
Pole Reverser / Polarity Switch, Power Functions, Black Wire61929c01 · ×1 · Light Bluish Gray -
Receiver Unit, IR, Power Functions, with V2 Print58123b · ×1 · Light Bluish Gray -
Slope 30° 1 x 1 x 2/3 (Cheese Slope)54200 · ×4 · Tan -
Slope 30° 1 x 2 x 2/385984 · ×2 · Tan -
Slope Curved 3 x 1 No Studs50950 · ×4 · Tan -
Sticker Sheet for Set 41999-116629 · ×1 · [No Color/Any Color] -
String Cord Medium Thickness 100cm14728c100 · ×1 · Black -
Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)6553 · ×6 · Light Bluish Gray -
Technic Axle 103737 · ×2 · Black -
Technic Axle 123708 · ×2 · Black -
Technic Axle 2 Notched32062 · ×69 · Red -
Technic Axle 34519 · ×38 · Light Bluish Gray -
Technic Axle 3 with Stud6587 · ×3 · Dark Tan -
Technic Axle 43705 · ×4 · Black -
Technic Axle 4 with Centre Stop99008 · ×9 · Tan -
Technic Axle 4 with Stop87083 · ×9 · Dark Bluish Gray -
Technic Axle 532073 · ×14 · Light Bluish Gray -
![Technic Axle 5.5 with Stop [Rounded Short End]](https://cdn.rebrickable.com/media/parts/elements/4508553.jpg)
Technic Axle 5.5 with Stop [Rounded Short End]59426 · ×3 · Dark Bluish Gray -
Technic Axle 63706 · ×4 · Black -
Technic Axle 744294 · ×2 · Light Bluish Gray -
Technic Axle 8 with Stop55013 · ×4 · Dark Bluish Gray -
Technic Axle 960485 · ×6 · Light Bluish Gray -
Technic Axle and Pin Connector Angled #132013 · ×4 · Black -
Technic Axle and Pin Connector Angled #2 - 180°32034 · ×4 · Light Bluish Gray -
Technic Axle and Pin Connector Angled #2 - 180°32034 · ×12 · Black -
Technic Axle and Pin Connector Angled #3 - 157.5°32016 · ×6 · Black -
Technic Axle and Pin Connector Angled #6 - 90°32014 · ×4 · Black -
Technic Axle and Pin Connector Perpendicular6536 · ×13 · Black -
Technic Axle and Pin Connector Perpendicular6536 · ×21 · Light Bluish Gray