Opel Vectra B [1995 .. 2002] has some differences in wheel parameters for the region of Europe. See OE wheel size, manufacturer optional sizes, ET, PCD, center bore, and max wheel load for Opel Vectra B [1995 .. 2002] (Europe)
1995 Opel Vectra B 1.6i 16V (100 Hp) Technical specs, data, fuel consumption, Dimensions
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2x LED Dual Mode Turn Signal+Daytime Running Light Blub DRL Canbus Accessories For Opel Vectra B C 2002-2008 2004 2005 2006 2007 - AliExpress
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Opel Vectra B [1995 .. 2002] - Wheel Fitment Data and Specs for Europe