Massey Ferguson 3797116M2 Tandem Hydraulic Pump Assembly

The 3797116M2 is a tandem gear-type hydraulic pump assembly designed for Massey Ferguson agricultural tractors. It features a dual displacement configuration of 19 cc/rev and 14 cc/rev, delivering a combined flow for the open-center hydraulic system rated at approximately 100 liters per minute. The pump is engine-mounted and gear-driven from the timing train, supplying hydraulic power for steering, implement lift, and auxiliary circuits. Constructed with a metallic rectangular housing and multiple port configurations, this unit serves as a direct replacement for OEM part numbers 3797116M1 and 3797116M91. Cross-references include Bosch Rexroth 0510665440, Hydro-Pack HM3797116, and KYB 1P3028-28C. It is compatible with Massey Ferguson 5400, 6400, 6600, and 7600 series tractors, as well as equivalent Challenger and Renault models.