ZF 4HP transmission

The 4HP is a four-speed Automatic transmission family with a hydrodynamic Torque converter with an electronic hydraulic control for passenger cars from ZF Friedrichshafen AG. In selector level position "P", the output is locked mechanically. The Simpson planetary gearset types were first introduced in 1980, the Ravigneaux planetary gearset types in 1984 and produced through 2003 in different versions and were used in a large number of vehicles.

1980: Simpson Planetary Gearset Types
The 4HP 20 was introduced in 1995 and has been used in a variety of cars from Citroën, Lancia, Mercedes-Benz, Peugeot, and Renault. The maximum torque capacity is 330 Nm.

The 4HP 22 was produced for vehicles with rear wheel drive or 4X4 layout. Introduced in 1980, it was produced through 2003, and has been used in a variety of cars from BMW, General Motors, Jaguar, Land Rover, Maserati, Peugeot, Porsche, and Volvo.

The 4HP 24 was introduced in 1987 and was used in a variety of cars from Audi, BMW, Jaguar, and Land Rover.

1984: Ravigneaux Planetary Gearset Types
The 4HP 14 was introduced in 1984 and produced through 2001 for Citroën, Peugeot, and Daewoo Front-wheel drive vehicles. The electronic-hydraulic control makes controlled power shifts and various shift programs possible.

The 4HP 16 is designed for use in vehicles with Front-wheel drive and a Transverse engine. The transmission is operated via selector lever and possibly also via switch. It has a controller slip Lock-up clutch.

The 4HP 18 is for both longitudinal and transverse installation. Introduced in 1987, and produced through 1998, it was used in a variety of cars from Alfa Romeo, Audi, Citroën, Dodge, Eagle, Fiat, Lancia, Porsche and Saab.

4HP 20
Front-engine design · Transverse engine · Front-wheel drive configuration


 * 1996–2004 Peugeot 406 V6 3.0
 * 1996–2003 Mercedes-Benz Vito
 * 1996–2003 Mercedes-Benz V-Class
 * 1997–2001 Citroën Xantia V6 2.9
 * 1997–2001 Citroën XM V6 2.9
 * 1997–1999 Peugeot 605 V6 2.9
 * 1998–2002 Alfa Romeo 166 V6 2.5, V6 3.0
 * 1998–2005 Lancia Kappa, Phedra V6 3.0
 * 1998–2008 Renault Laguna 3.0
 * 1998–2002 Renault Espace V6 3.0
 * 1999–2000 Renault Safrane V6 3.0 24V
 * 2001–2008 Citroën C5 and Citroën C8 V6 2.9, Peugeot 807 V6 2.9 and Peugeot 607 with DW12 2.2 HDi
 * 2004–2010 Peugeot 407 with DW12 2.2 HDi
 * 2003–2006 Fiat Ducato 2.8 JTD (244 Series)

4HP 22
Longitudinal engine design · Rear-wheel drive configuration


 * BMW
 * E30
 * 1984–1988 316 M10/B18
 * 1987–1988 316i M10/B18
 * 1988–1994 316i M40/B16
 * 1984–1987 318i M10/B18
 * 1987–1994 318i M40/B18
 * 1982–1993 320i M20/B20
 * 1982–1986 323i M20/B23
 * 1985–1990 324d M21/D24
 * 1987–1990 324td M21/D24
 * 1983–1988 325e M20/B27: Type A
 * 1985–1993 325i M20/B25: Type A
 * 1986–1992 325ix M20/B25: Type A
 * E28
 * 1981–1987 518i M10/B18: Type B
 * 1981–1987 520i M20/B20: Type B
 * 1986–1988 524d M21/D24: Type B
 * 1983–1987 524td M21/D24: Type B
 * 1983–1988 525e M20/B27: Type A
 * 1981–1987 525i M30/B25: Type A
 * 1981–1987 528e M20/B27
 * 1981–1987 528i M30/B28: Type A
 * 1983–1984 533i M30/B32
 * 1984–1988 535i M30/B34: Type A
 * E24
 * 1983–1989 633CSi M30/B32
 * 1983–1987 635CSi M30/B34
 * E23
 * 1983–1984 733i M30/B32
 * 1984–1987 735i M30/B34: Type A
 * 1984–1987 745i (South African version) M88/3: Type A
 * E34
 * 1988–1992 520i M20/B20: Type A
 * 1988–1992 524td M21/D24: Type B
 * 1988–1990 525i M20/B25: Type A
 * 1988–1992 530i M30/B30: Type A
 * 1988–1993 535i M30/B35: Type A
 * E32
 * 1986–1994 730i M30/B30: Type A
 * 1986–1992 735i M30/B35: Type A
 * 1986–1992 735iL M30/B35: Type A
 * Chevrolet
 * Opala
 * 1988–1992 2.5 (151): Type A
 * 1988–1992 4.1 (250): Type A
 * Jaguar
 * XJ40
 * 1987–1993 3.6
 * X300
 * 1994–1997 3.2
 * XJS
 * 1987–1991 3.6
 * Land Rover
 * Defender
 * 1997 90 V8 4.0 L North America Spec
 * 1998 90 V8 4.0 L Defender 50th Special Edition
 * Discovery (Series I)
 * 1992–1999 V8 3.9 L
 * Discovery (Series II)
 * 1999–2002 V8 4.0 L
 * Range Rover
 * 1987–2002 (except 4.6 L)
 * Lincoln
 * Continental
 * 1984–1985 2.4 L (BMW-Steyr turbodiesel)
 * Lotus
 * Lotus Excel
 * Excel SA 1986 –1991 Twin Cam 4 Cyl Lotus 2.2 L 180 bhp
 * Maserati
 * Biturbo
 * 1988–1997 2.5 V6
 * 1988–1997 2.8 V6
 * Quattroporte
 * 1994–1998 2.8 V6
 * Peugeot
 * 505
 * 1986–1997 2.0 (XN  ): Type A
 * 1986–1997 2.0 (ZEJ ): Type A
 * 1986–1997 2.2 (N9T ): Type A
 * 1986–1997 2.2 (ZDJ  ): Type A
 * 1986–1997 2.5 (XD3 ): Type A
 * 1986–1997 2.8 (ZN3J ): Type A
 * 604
 * 1987–1989 2.5
 * Volvo
 * 740
 * 1984–1985 GL, GLE 2.3 (non turbo) B230F: Type B
 * 1986–after GL, GLE 2.3 (non turbo) B230F: Type A
 * 1984–1987 2.4 L Turbo-Diesel D24T
 * 760
 * 1986–1991 2.3 L
 * 1985–1989 2.3 Turbo B230ET
 * 1983–1989 GLE 2.4 Turbo-Diesel D24T/D24TIC
 * 940
 * 1990–1994 2.3 (non turbo, Europe & Australia) B230FB
 * 1990–1998 2.4 L Turbo-Diesel D24TIC

4HP 22EH
Longitudinal engine design · Four-wheel drive configuration


 * Land Rover
 * Discovery (Series II)
 * 1999–2004 TD5 Diesel

4HP 22HL
Rear-engine design · Longitudinal engine orientation · Rear-wheel drive configuration


 * Porsche
 * 1989–1993 Porsche 911 Carrera II 3.6
 * 1993–1998 Porsche 993 3.6

4HP 24
Longitudinal engine design · Rear-wheel drive configuration


 * 1986–1994 BMW E32 750i M70/B50
 * 1986–1994 BMW E32 750iL M70/B50
 * 1986–1994 Jaguar XJ40
 * 1989–1994 BMW E31 850Ci M70/B50
 * 1989–1994 BMW E31 850i M70/B50
 * 1989–1996 Jaguar XJS 4.0
 * 1995–1997 Jaguar XJ6 (X300) 4.0
 * 1994–2002 Range Rover V8 4.6 L
 * 1999–2002 Range Rover V8 4.0 L
 * 2003–2004 Land Rover Discovery V8 4.6 L

4HP 24A
Longitudinal engine design · Four-wheel drive version


 * 1990–1991 Audi V8 3.6 V8
 * 1992–1994 Audi V8 4.2 V8
 * 1994–1996 Audi D2 A8 4.2 V8 quattro
 * 1995–1997 Audi S6 4.2 V8 C4 100

4HP 14
Front-engine design


 * 1984–1993 Citroën BX 1.6
 * 1985–1993 Citroën BX 1.9
 * 1987–1993 Peugeot 205 1.6
 * 1987–1993 Peugeot 205 1.9
 * 1987–1989 Peugeot 305 1.5
 * 1987–1996 Peugeot 309 1.6
 * 1987–1996 Peugeot 309 1.9
 * 1987–1997 Peugeot 405 1.6
 * 1987–1997 Peugeot 405 1.8
 * 1987–1997 Peugeot 405 1.9
 * 1990–1996 Volvo 400 series
 * 1991–1998 Rover 800 (XX/R17)
 * 1992–1993 Citroën ZX 1.6
 * 1992–1998 Citroën ZX 1.8
 * 1993–1998 Citroën Xantia 1.8
 * 1993–1998 Citroën Xantia 2.0
 * 1993–2001 Peugeot 306 1.8
 * 1993–2001 Peugeot 306 2.0
 * 1996–1997 Daewoo Nubira 1.5
 * 1996–1997 Daewoo Nubira 1.8
 * 1996–1997 Daewoo Leganza 1.8
 * 1996–1997 Daewoo Leganza 2.0

4HP 18FL
Front-engine design · Longitudinal engine


 * 1988–1992 Renault 25 V6 2.8
 * 1988–1992 Eagle Premier/Dodge Monaco V6 3.0

4HP 18FLA · Audi Quattro 4x4
Front-engine design · longitudinal engine · quattro Four-wheel drive


 * 1992–1994 Audi S4 (C4) 5-cyl 2.2 Turbo
 * 1992–1994 Audi 100 (C4) CS 2.8 V6
 * 1995–1997 Audi A6 (C4) quattro 2.8 V6
 * 1995–1997 Audi S6 (C4) quattro 5-cyl 2.2 Turbo

4HP 18FLE · Audi FWD
Front-engine design · Longitudinal engine · (non-quattro)


 * 1991–1994 Porsche 968 4-cyl 3.0
 * 1992–1993 Audi 100 2.8 V6
 * 1992–1994 Audi 100 CS 2.8 V6
 * 1992–1994 Audi 100 S 2.8 V6
 * 1995–1997 Audi A6 2.8 V6
 * 1995–1997 Audi A6 2.5 TDI (AEL) (AAT)

4HP 18Q
Front-engine design · Transverse engine · Front-wheel drive


 * 1987–1989 Fiat Croma 2.0
 * 1987–1989 Fiat Croma 2.5
 * 1987–1998 Saab 9000
 * 1989–1993 Alfa Romeo 164 V6 3.0
 * 1989–1998 Citroën XM 2.0
 * 1989–1998 Citroën XM V6 3.0
 * 1989–1994 Fiat Croma 2.0
 * 1989–1994 Lancia Thema 2.0
 * 1989–1992 Lancia Thema V6 3.0
 * 1989–1999 Peugeot 605 2.0
 * 1989–1999 Peugeot 605 V6 3.0

4HP 18QE
Front-engine design · Transverse engine · Front-wheel drive


 * 1993–1997 Alfa Romeo 164 V6 3.0
 * 1993–1994 Lancia Thema V6 3.0

4HP 18EH
Front-engine design · Transverse engine · Front-wheel drive


 * 1994–1998 Lancia Kappa V6 3.0