ZAFIRA C - B20DTH, D20DTH, B20DTJ, D20DTJ. CASCADA - B20DTH. INSIGNIA B - B20DTH, D20DTH, D20DTR. INSIGNIA A - B20DTH. Manufacturer Part Number: 55489574. Reference OE/OEM Number: 55489574, 55484389. OE VAUXHALL ASTRA VECTRA SIGNUM ZAFIRA 1.9 2.0 DIESEL VACUUM PUMP NEW 55488984.
