Buy 1987 Audi 4000 Power Steering Pump. 4 CYLINDER, w/o 20 valve. 4000 Quattro; From 85G160001. 5 CYLINDER, Valve - OEM Audi Part # 026145155BX (026-145-155-BX, 026145155B)

Power Steering Pump.
Power Steering Pump. Vendor:ZF.

Power Steering Pump

Fits 4000, 80, 90

4 CYLINDER, w/o 20 valve. 4000 Quattro; From 85G160001. 5 cylinder, 4WD fr 85G0160001. 5 CYLINDER, w/o 20 valve. Quantum.
Power Steering Pump - Repair or Replace
If the steering in your 1987 Audi 4000 whines or groans, or if your steering wheel is hard to turn, you may have a failed power steering pump.