An air drying arrangement (10) for a commercial vehicle is provided having two or more desiccant canisters (14) arranged in parallel on a single air dryer body (12). The arrangement may include an coupling device (13) that attaches to the body (12) and allows the two or more desiccant containing canisters (14) to mount to the device (13). The arrangement may be configured to balance the flow of air to each of the desiccant containing canisters (14) when drying air and/or when regenerating the desiccant.
