Alpina 20 inch rims BMW 5 Series G30 G31 CS17 alloy winter tires wheels
Celebrate Alpina's 50th at 204 mph
BMW ALPINA GB on Twitter: "@MarketEng 20-spoke @ALPINA_GmbH wheel has to be a contender. This is latest 25% lighter forged design at Frankfurt with exposed valve and bolts. https://t.co/ty8kmYLFBU" / Twitter
20" Alpina Softline Alloys Wheels | BMW Forums : BimmerForums
The principle of 20 spokes : History of the ALPINA wheel design