This is the base bike box size.
Bike box dimensions.
According to fedex a bike box of this size fits most bicycles and other flat or narrow items.
Is 165 inches 419 cm and your package cannot have a length greater than 108 inches 274 cm.
Crateworks sells an adult bike box in cardboard or plastic that measures 45 5 x 30 x 11 inches.
Boxes can be even bigger but not by much.
Tandems both wheels and front handlebars for mountain bicycles only the rear wheel must be removed.
Hard plastic or metal box sizes vary but are usually less than 12 inches deep.
Deeper boxes show less encroachment by motor vehicles.
To pack the bicycle the following components must be removed.
A box this big should not surpass the international shipping size limit.
Required bike box features a box formed by transverse lines shall be used to hold queuing bicyclists typically 10 16 feet deep.
Bike box dimensions for airlines tires must be deflated handlebars must be fixed parallel to the frame pedals must be taken off of the bike if the bicycles length exceeds 140cm it must be taken off and fixed beside the rear wheel inside the box.
The tandem and recumbent bike box measures 71 x 31 x 11 25 inches.
Fedex sells bike boxes that are 54x28x8.