OPTIMAL G9-527 Süspansiyon Sistemi Bugi Kolu, BMW 5 (E28), BMW 5 (E34), BMW 5 Touring (E34), BMW 6 (E24), BMW 7 (E32), BMW 8 (E31), BMW X3 (E83), BMW X5 (E53), BMW 5 (E60), BMW 5 Touring (E61), ALPINA B5 (E60), ALPINA B5 Station wagon (E61) modelleri ile uyumludur.