{"product_id":"lego-technic-gear-rack-housing-1x14x2-part-18940","title":"LEGO Technic Gear Rack Housing 1x14x2 (Part 18940)","description":"\u003ch3\u003eThe Framework for Advanced Linear Motion\u003c\/h3\u003e \u003cp\u003eCreate exceptionally smooth and robust sliding mechanisms with the LEGO® Technic 1x14x2 Gear Rack Housing. This part is a specialized frame, designed to perfectly enclose the 1x13 sliding gear rack (sold separately), creating a self-contained, high-performance linear actuator. It eliminates wobble and ensures a perfectly straight line of travel, making it the ultimate solution for the complex steering systems found in flagship supercars or for any MOC that demands precision linear movement.\u003c\/p\u003e  \u003ch3\u003eApplications for High-Performance Engineering\u003c\/h3\u003e \u003cp\u003eThis housing is the key to building sturdy and sophisticated mechanical functions on a large scale.\u003c\/p\u003e \u003cul\u003e     \u003cli\u003e\n\u003cstrong\u003eSupercar Steering Systems:\u003c\/strong\u003e It's famously used to create the incredibly smooth and responsive rack-and-pinion steering in large-scale Technic cars like the Bugatti Chiron and Lamborghini Sián.\u003c\/li\u003e     \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Actuators:\u003c\/strong\u003e Build powerful and precise linear actuators for operating crane outriggers, lifting heavy platforms, or creating large, automated sliding doors. The housing prevents the rack from bending or skipping under load.\u003c\/li\u003e     -\u003cli\u003e\n\u003cstrong\u003eComplex Industrial Machinery:\u003c\/strong\u003e Use it to create any mechanism that requires a long, stable, and guided sliding motion, ensuring your creation performs flawlessly.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003ePlease note this is the outer housing only. It requires the \u003cstrong\u003eTechnic Gear Rack 1x13 (Part 18942)\u003c\/strong\u003e to function. Complete your assembly with parts from our \u003ca href=\"\/en-global\/collections\/collections-lego-technic-gears\"\u003eTechnic gears\u003c\/a\u003e and \u003ca href=\"\/en-global\/collections\/lego-car-parts\"\u003ecar parts\u003c\/a\u003e collections.\u003c\/p\u003e  \u003ch3\u003eKey Specifications\u003c\/h3\u003e \u003cul\u003e   \u003cli\u003e\n\u003cstrong\u003ePart ID:\u003c\/strong\u003e 18940\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Housing\/Frame for the 1x13 Gear Rack.\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1 x 14 x 2 Studs\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eRequired Part:\u003c\/strong\u003e Must be used with Part 18942 (Gear Rack 1x13).\u003c\/li\u003e \u003c\/ul\u003e  \u003ch4\u003eA Little Piece of Trivia\u003c\/h4\u003e \u003cp\u003eThis gear rack housing and its corresponding sliding rack were introduced in 2016 for the impressive LEGO Technic 42055 Bucket Wheel Excavator set, where it was used for a long conveyor belt function. However, it truly became famous two years later when it was implemented as the core of the advanced steering mechanism in the 42083 Bugatti Chiron. This innovative, self-contained design provided a level of smoothness and precision that was a significant step up from previous steering systems, and it has since become a staple of large-scale Technic supercars.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eReady to engineer with unparalleled precision? Add this specialized housing to your toolkit for your most ambitious projects!\u003c\/strong\u003e\u003c\/p\u003e  \u003cp\u003e\u003csmall\u003eLEGO® parts are intended for builders aged 4 and up. They may pose a choking hazard for children under 3 years old.\u003c\/small\u003e\u003c\/p\u003e","brand":"LEGO","offers":[{"title":"Blue","offer_id":52135011221837,"sku":"lego18940bluenew","price":2.87,"currency_code":"USD","in_stock":false},{"title":"Dark bluish Gray","offer_id":52135011254605,"sku":"lego18940dbgnew","price":5.94,"currency_code":"USD","in_stock":false},{"title":"Light Bluish Gray","offer_id":52135011287373,"sku":"lego18940lbgnew","price":2.84,"currency_code":"USD","in_stock":false},{"title":"Red","offer_id":52135011320141,"sku":"lego18940rednew","price":3.74,"currency_code":"USD","in_stock":false},{"title":"Sand Blue","offer_id":52135011352909,"sku":"lego18940sbluenew","price":1.46,"currency_code":"USD","in_stock":false},{"title":"Yellow","offer_id":52135011385677,"sku":"lego18940yellownew","price":4.22,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/6715\/2205\/files\/ae06e4ba-c0c7-47c2-898c-04736ff004c7.jpg?v=1753322913","url":"https:\/\/www.choose-a-brick.com\/en-global\/products\/lego-technic-gear-rack-housing-1x14x2-part-18940","provider":"www.choose-a-brick.com","version":"1.0","type":"link"}