The DFC brake master cylinder for 1983–1991 Volvo 740 and 760 series, plus 940 and 780 applications, is a replacement hydraulic unit that restores braking pressure by converting pedal force into hydraulic flow. It’s intended as a repair component to replace worn or leaking originals, helping to recover proper pedal feel and consistent brake operation for the listed Volvo models.
DFC 83-91 Volvo 740/760 Series/940/780 Brake Master Cylinder