ZF 4HP22 transmission

The 4HP 22 is a four-speed automatic transmission from ZF Friedrichshafen AG for passenger cars 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.

4HP 22 (RWD & 4X4)
Overview
Manufacturer	ZF Friedrichshafen
Production	1980 – 2003
Model years	1980 – 2003
Body and chassis
Class	4-Speed Longitudinal Automatic Transmission
Chronology
Predecessor	ZF 3HP Transmission Family
Successor	ZF 5HP Transmission Family

Specifications

Torque

The ZF 4HP 22 can handle from 100 to 380 NM of input torque.

Technical Data

Gear Teeth and Ratios		Planetary Gearset: Teeth			Count	Total	Avg.
		Simpson		Simple
Model Type	First Delivery	Sun 1 Ring 1	Sun 2 Ring 2	Sun 3 Ring 3	Brakes Clutches	Ratio Span	Gear Step
Gear		1	2	3	4		R
4HP 22 A · Big Engines	1980	35 73	35 73	31 83	4 3	3.4055	1.5045
Ratio		2.4795	1.4795	1.0000	0.7281		- 2.0857
4HP 22 B · Small Engines	1980	35 73	41 73	31 83	4 3	3.7539	1.5541
Ratio		2.7331	1.5616	1.0000	0.7281		- 2.0857
4HP 22 Porsche 968	1993	34 98	37 91	34 98	4 3	3.4731	1.5144
Ratio		2.5785	1.4066	1.0000	0.7424		- 2.8824

Applications

4HP 22

• 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:[1] Type A
    • 1985–1993 325i M20/B25:[1] Type A
    • 1986–1992 325ix M20/B25:[1] Type A
  • E28
    • 1981–1987 518i M10/B18:[2] Type B
    • 1981–1987 520i M20/B20:[2] Type B
    • 1986–1988 524d M21/D24:[2] Type B
    • 1983–1987 524td M21/D24:[2] Type B
    • 1983–1988 525e M20/B27:[2] Type A
    • 1981–1987 525i M30/B25:[2] Type A
    • 1981–1987 528e M20/B27
    • 1981–1987 528i M30/B28:[2] Type A
    • 1983–1984 533i M30/B32
    • 1984–1988 535i M30/B34:[2] Type A
  • E24
    • 1983–1989 633CSi M30/B32
    • 1983–1987 635CSi M30/B34
  • E23
    • 1983–1984 733i M30/B32
    • 1984–1987 735i M30/B34:[3] Type A
    • 1984–1987 745i (South African version) M88/3:[4] Type A
  • E34
    • 1988–1992 520i M20/B20: Type A
    • 1988–1992 524td M21/D24:[5] Type B
    • 1988–1990 525i M20/B25 : Type A
    • 1988–1992 530i M30/B30 : Type A
    • 1988–1993 535i M30/B35:[5] Type A
  • E32
    • 1986–1994 730i M30/B30:[6] Type A
    • 1986–1992 735i M30/B35:[6] Type A
    • 1986–1992 735iL M30/B35:[6] Type A
• Chevrolet
  • Opala
    • 1988–1992 2.5 (151):[7][8] Type A
    • 1988–1992 4.1 (250):[7][8] Type A
• Jaguar
  • XJ40
    • 1987–1993 3.6
  • X300
    • 1994–1997 3.2
  • XJS
    • 1987–1991 3.6
• Land Rover
  • Defender
    • 1997 90 V8 4.0L North America Spec
    • 1998 90 V8 4.0L Defender 50th Special Edition
  • Discovery (Series I)
    • 1992–1999 V8 3.9L
  • Discovery (Series II)
    • 1999–2002 V8 4.0L
  • Range Rover
    • 1987–2002 (except 4.6)
• Lincoln
  • Continental
    • 1984–1985 2.4 litre (BMW-Steyr turbodiesel)
• Lotus
  • Lotus Excel
    • Excel SA 1986 –1991 Twin Cam 4 Cyl Lotus 2.2L 180bhp
• 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,[9][10][11]): Type A
    • 1986–1997 2.0 (ZEJ[9][11]): Type A
    • 1986–1997 2.2 (N9T,[11]): Type A
    • 1986–1997 2.2 (ZDJ[9][10][11][12]): Type A
    • 1986–1997 2.5 (XD3[10][13]): Type A
    • 1986–1997 2.8 (ZN3J[11]): Type A
  • 604
    • 1987–1989 2.5
• Volvo
  • 740
    • pre–1985 GL, GLE 2.3 (non turbo) B230F:[14] Type B
    • 1986–after GL, GLE 2.3 (non turbo) B230F:[15] Type A
    • 1984–1986 2.4L TD (ZF 4HP 22L)
  • 760
    • 1986–1991 2.3L
    • 1983–1986 GLE 2.4 Turbo Diesel D24T:[16] Type B
  • 940
    • 1991–1995 2.3

4HP 22EH

Four-wheel drive configuration

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

4HP 22HL

Rear-engine design rear-wheel drive configuration

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

See also

• List of ZF transmissions

References

• "ZF North America application chart (automatic)" (PDF). ZF Friedrichshafen AG. ZF-Group.com. Retrieved 11 February 2006.

1. "BMW E30 3 Series Specifications".
2. "BMW E28 Specifications".
3. "BMW E23 735i user manual, PDF p. 125" (PDF).
4. "South African version BMW E23 745i user manual, PDF p. 117" (PDF).
5. "BMW E34 user manual, 1989, p. 111".
6. "BMW E32 user manual, PDF p. 51" (PDF).
7. "Chevrolet Opala Specifications".
8. "Chevrolet Opala Original table of gear ratios".
9. A. K. Legg, Peugeot 505 Owners Workshop Manual, Haynes Publishing Group, 1989, ISBN 0-85696-762-9, p. 132
10. Octavio Trentini, Reparación y ajuste de automoviles Peugeot 505, Cosmopolita publisher, 1995, ISBN 950-9069-69-8, p. 148, 149
11. Peugeot 505 User manual, Peugeot, 1987, Paris, p. 146, 147
12. Peugeot 505 User manual, Peugeot, 1987, Madrid, p. 109
13. Peugeot 505 User manual, Peugeot, 1987, Madrid, p. 131
14. "Volvo 740 User manual, 1985".
15. "Volvo 740 User manual, 1986, PDF p. 126, 127" (PDF).
16. "Volvo 760 GLE user manual, 1984, PDF p. 110" (PDF).