5J75T transmission series truck parts gearbox. Structure Characteristics:5 speed mechnical transmission operated manually.Constant mesh helical gear driving,Big load¨Cbearing capacity, Low noise, Long life.Sliding clutch for 1st & Reverse,The lock pin synchronizer for 2nd & 3rd , 4th & 5th.Be able to be operated by two kinds of remote control forms (Single bar or Double bars).With clutch case and ...