50-60288-11 is suitable for the Carrier Supra 550 and 722 unit model.
Carrier belt is used on the Carrier Supra 322 / 422 / 444 / 450 refrigeration units.
Carrier belt 50-60411-03 50-60411-53 is used for the Carrier Supra 1250 Diesel Engine.
Carrier 50-60411-54 50-60411-04 belt used for the Carrier Supra truck refrigeration unit. KingClima supply many kinds of parts for Carrier units.