The Peugeot 405 4×4 has a hydraulic sphere to accumulate pressure.
Accumulator: PG 40 AR
€ 45,-
Hydraulic Spheres
I.F.H.S. in Belgium manufactures hydraulic spheres, accumulator and other spheres for Citroën cars since 1984. The factory has an ISO 9002 certificate, and since 1996, the hydraulic spheres have been TÜV-tested (FTP 96/24694A/03, TZ-028141-A0-241).