APEC Pair of Rear Shock Absorbers for Vauxhall Astra CDTi Z19DT 1.9 (6/04-6/10) Posted on December 6, 2023 by admin 2 x ASA1259 – APEC Shock Absorber. We never compromise on quality or service, so we’ve earned a reputation that’s respected and trusted throughout the motor trade. We regularly compare them against the OE product to equal or improve on performance.