Joined: Feb 2012
Posts: 19,320
Likes: 5,428
From: Rochester, NY
Bikes: Stewart S&S coupled sport tourer, Stewart Sunday light, Stewart Commuting, Stewart Touring, Co Motion Tandem, Stewart 3-Spd, Stewart Track, Fuji Finest, Mongoose Tomac ATB, GT Bravado ATB, JCP Folder, Stewart 650B ATB
The classic bike box that manufacturers use to ship bikes to your LBS is about 53"x29"x8". The exact dimensions will drift a inch or two in length or height but the width stays pretty constant.
I've been using BikeFlights.com lately, for the FedEx part, with very good results. Andy.