Front hybrid driving axle for an agricultural vehicle, said front hybrid driving axle comprising: a housing configured to be fixed to an internal combustion engine of said agricultural vehicle; a plurality of electric machines (M', M") housed within said housing; wherein said housing comprises a front portion and a rear portion (7") configured to be connected together along a longitudinal axis of said vehicle, said front portion comprising a front terminal portion and a rear terminal portion configured to be connected together to define a closed space for housing at least one transmission (12, 13) each comprising a plurality of gears and shafts housed within space, said at least one transmission (12, 13) operatively connecting at least one of said plurality of electric machines (M', M") and an engine shaft of said internal combustion engine, said front portion further comprising an intermediate portion longitudinally interposed between said front and rear terminal portions (7a', 7b') and configured to divide said closed space in a first portion and a second portion (11"), said intermediate portion being configured to support said at least one transmission (12, 13) within said closed space); wherein the rear terminal portion of said front portion defines: • a first opening configured to allow the passage of an engine shaft of said internal combustion engine, • a second opening configured to allow the passage of a connection shaft that is operatively connected to one of said plurality of electric machines (M', M"), and at least a pair of seats, which are each provided with an opening each configured to house at least one of said plurality of electric machines (M', M"). a housing configured to be fixed to an internal combustion engine of said agricultural vehicle; a plurality of electric machines (M', M") housed within said housing; wherein said housing comprises a front portion and a rear portion (7") configured to be connected together along a longitudinal axis of said vehicle, said front portion comprising a front terminal portion and a rear terminal portion configured to be connected together to define a closed space for housing at least one transmission (12, 13) each comprising a plurality of gears and shafts housed within space, said at least one transmission (12, 13) operatively connecting at least one of said plurality of electric machines (M', M") and an engine shaft of said internal combustion engine, said front portion further comprising an intermediate portion longitudinally interposed between said front and rear terminal portions (7a', 7b') and configured to divide said closed space in a first portion and a second portion (11"), said intermediate portion being configured to support said at least one transmission (12, 13) within said closed space); wherein the rear terminal portion of said front portion defines: • a first opening configured to allow the passage of an engine shaft of said internal combustion engine, • a second opening configured to allow the passage of a connection shaft that is operatively connected to one of said plurality of electric machines (M', M"), and • a first opening configured to allow the passage of an engine shaft of said internal combustion engine, • a second opening configured to allow the passage of a connection shaft that is operatively connected to one of said plurality of electric machines (M', M"), and at least a pair of seats, which are each provided with an opening each configured to house at least one of said plurality of electric machines (M', M").