Boxes can be even bigger but not by much.
Bike box dimensions.
According to fedex a bike box of this size fits most bicycles and other flat or narrow items.
Fedex sells bike boxes that are 54x28x8.
It should be at least 43x11x32.
Deeper boxes show less encroachment by motor vehicles.
A box this big should not surpass the international shipping size limit.
Shipment size l 2xw 2xh the max size package you can ship within the u s.
Hard plastic or metal box sizes vary but are usually less than 12 inches deep.
Crateworks sells an adult bike box in cardboard or plastic that measures 45 5 x 30 x 11 inches.
This is the base bike box size.
The tandem and recumbent bike box measures 71 x 31 x 11 25 inches.
Tandems both wheels and front handlebars for mountain bicycles only the rear wheel must be removed.
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.
Required bike box features a box formed by transverse lines shall be used to hold queuing bicyclists typically 10 16 feet deep.