OPTIMAL 0-N1606 Motor Kayış Gergisi, VW CADDY II Kasa/büyük limuzin (9K9A), VW GOLF IV (1J1), VW BORA I (1J2), VW GOLF IV Variant (1J5), VW BORA Variant (1J6), VW POLO Variant (6V5), VW POLO III CLASSIC (6V2), VW CADDY II MPV (9K9B), AUDI A3 (8L1), SKODA OCTAVIA I (1U2), SKODA OCTAVIA I Combi (1U5), SEAT INCA (6K9), SEAT CORDOBA (6K1, 6K2), SEAT CORDOBA Vario (6K5), SEAT IBIZA II (6K1), SEAT LEON (1M1) modelleri ile uyumludur.