{"product_id":"yamaha-n3-dolly-jansen-j4002-digital-grand-piano-dolly","title":"Yamaha N3 and N3X Dolly — Jansen J4002 Digital Grand Piano Dolly","description":"\u003cp\u003ePurpose-built for the Yamaha AvantGrand N3 and N3X, along with select versions of the Roland V-Grand digital piano.\u003c\/p\u003e\n\u003cp\u003eThe Yamaha AvantGrand N3 and N3X are unlike any other digital piano on the market. With a true grand piano body, three angled legs, and a weight of 360–440 lbs, standard digital piano dollies simply won't fit. The Jansen J4002 is engineered specifically for this instrument, cradling each leg individually in a three-arm spider configuration so the piano moves safely, rolls smoothly, and stays put when it needs to.\u003c\/p\u003e\n\u003cp\u003eManufactured in the United States by Paul Jansen \u0026amp; Son, the J4002 is built to the same heavy-gauge steel standard as every piece of Jansen piano moving equipment — designed to last as long as the instrument it supports. Used by universities, conservatories, performance venues, and discerning home users.\u003c\/p\u003e\n\u003ch2\u003eCompatible Models\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eYamaha AvantGrand N3\u003c\/li\u003e\n\u003cli\u003eYamaha AvantGrand N3X\u003c\/li\u003e\n\u003cli\u003eRoland V-Grand (select configurations — contact us to confirm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Purchase the Jansen J4002 N3 Digital Grand Piano Dolly\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurpose-built for the N3 chassis.\u003c\/strong\u003e Three precision-fitted arms mirror the N3's angled leg positions — no makeshift adapters, no universal frames that don't quite fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24½\" and 32\" steel sleeves.\u003c\/strong\u003e The dual-sleeve arm design spans from the center hub to each leg precisely, keeping the piano balanced and stable during movement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree heavy-duty swivel casters.\u003c\/strong\u003e Ball-bearing wheels roll smoothly across hardwood, tile, and low-pile carpet without marking or gouging your floors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard L-Bend brackets at each leg.\u003c\/strong\u003e Engineered brackets cradle each leg base securely, preventing lateral shift during transport or play.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-gauge steel with black powder coat finish.\u003c\/strong\u003e Built to support a piano exceeding 460 lbs without flex, warp, or failure over years of use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePermanent installation ready.\u003c\/strong\u003e Once assembled, the J4002 can remain under the piano indefinitely — ideal for homes, schools, churches, and studios that reposition the piano regularly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll hardware included.\u003c\/strong\u003e Every bolt, nut, and cup required for complete assembly ships in the box. No hardware store run needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA by Jansen.\u003c\/strong\u003e The same craftsmanship behind Jansen benches, dollies, and piano accessories for over 50 years.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cp class=\"section-note\"\u003eAll hardware is included. The table below reflects the complete parts list per the assembly diagram.\u003c\/p\u003e\n\u003ctable class=\"parts-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eQty\u003c\/th\u003e\n\u003cth\u003ePart\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e3\/8\" – 16 x 1-3\/4\" Long Bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e1\/2\" – 13 x 1 Bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e3\/8\" Lock Washers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e3\/8\" Nuts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eF.H. 3\/8\" – 16 x 1-1\/4\" Bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eSmall Cups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e3\/8\" – 16 x 1-1\/4\" Bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eCasters (swivel, ball-bearing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eStandard L-Bend Brackets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e24-1\/2\" Sleeve (left arm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e32\" Sleeve (right arm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eOffset Angle Bracket (top hub, bend toward floor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eStandard L-Bend (top hub)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eShipping:\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe are happy to offer free UPS shipping on all piano dollies and moving equipment to the continental United States. Alaska and Hawaii, please email for a shipping quote.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Jansen","offers":[{"title":"Default Title","offer_id":50122919543021,"sku":null,"price":833.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0088\/6885\/5870\/files\/jansen-j4002-yamaha-n3-piano-dolly.jpg?v=1781806280","url":"https:\/\/jansenpianobenches.com\/products\/yamaha-n3-dolly-jansen-j4002-digital-grand-piano-dolly","provider":"Jansen Piano Benches","version":"1.0","type":"link"}