The H4 was Honda's first 4-speed automatic transmission.

Applications: 1983 Honda Accord (AK) 1983–1985 Honda Prelude (AS) 1984–1985 Honda Accord (AS) 1985–1987 Honda Prelude (F4) 1986–1989 Honda Accord (F4) 1986–1987 Honda Civic (CA) 1986–1987 Honda CRX (CA) 1986–1987 Acura Integra (CA) 1988–1989 Honda Prelude (K4) 1988–1989 Acura Integra (P1) 1988–1991 Honda Civic (L4) 1988–1991 Honda CRX (L4) 1989–1991 Honda Civic AWD (S5) 1990–1991 Honda Prelude (PY8A)

H4A The H4A was a modified version the H4, with three shafts rather than the two. Introduced in 1990 on the flagship Honda Accord, it was replaced by the light-duty M6HA series and medium-duty B7XA.

Applications: 1990– Honda Accord (PX4B) 1991–1992 Honda Accord (APX4) 1991– Honda Accord (MPXA) 1992– Honda Accord (MPWA) 1992–1994 Acura Vigor (MPWA) 1993– Honda Accord (MPXA) 1994–1997 Honda Accord (MPOA)

See also List of Honda transmissions

References