The medium duty bus uses many different manual transmissions. Because of the many different manual transmissions, only a brief description follows. For further explanation of the description and operation of a certain Eaton Fuller manual transmission, refer to the Eaton Fuller website http://truck.eaton.com/na/service_products/service_manuals/. Or contact Eaton Fuller transmission for the transmission service manual. For correct identification of the transmission, refer to the identification tag located on the transmission. Refer to Engine and Transmission Usage in General Information. It is important to use the proper service manual and to order the correct parts for the specific transmission. Some models have different gear ratios and other internal components to meet the customer requirements. The transmission RPO will determine the correct components.
The FS4205B is a five-speed transmission. The five forward gears are synchronized. The transmission is used with engines up to 420 lbs. Ft. torque.
The FS5205A is a five-speed transmission. The five forward gears are synchronized. The transmission is used with engines up to 520 lbs. Ft. torque.
The FS5406A is a six-speed transmission. The six forward gears are synchronized. The transmission is used with engines up to 560 lbs. Ft. torque.
The FS5406A is a five-speed transmission. The five forward gears are synchronized. The transmission is used with engines up to 630 lbs. Ft. torque.