The invention provides a CT7 front axle assembly production line assembling process, which is characterized by comprising the steps of cleaning, assembling a speed reducer assembly, selecting an adjusting gasket, press-assembling a pin main shaft, installing a shifting fork, coating a sealant, installing a clutch assembly, installing a front axle tube assembly, press-assembling a dustproof sealingcover, press-assembling an inner shaft assembly and discharging from a production line. According to the invention, product parameters and performance are stable, and the consistency is good. The assembling percent of pass is high, and the operation is easy and convenient. The production efficiency is high, and the cost is low. The management is convenient. Therefore, the CT7 front axle assemblyproduction line assembling process has a good application and popularization value.