OE Number 0001108071. 0001108040 0001108071 0001108082 0001108111 0001108152 0986018240. OE & Cross-Reference Numbers. FORD SIERRA II (GBG, GB4) — 1.8 10.1987–09.1989 59 / 80 REF Petrol. FORD SIERRA II Hatchback (GBC, GBG) — 1.8 10.1987–05.1988 59 / 80 REF Petrol.
