The G4 was a strengthened version of Honda's first 4-speed automatic transmission, the H4. Introduced in 1986 on the new flagship Honda/Acura Legend, it was replaced by the updated MPYA.

Applications: 1986–1987 Acura Legend (G4) 1988–1989 Acura Legend (L5) 1990 Acura Legend (PL5X)

See also List of Honda transmissions

References