American Racing Vintage Series VN511 Polished Salt Flat 20x9.5 5/4.75 (5/120.65) Bolt Pattern 5.25" Backspace +0MM Offset 72.56MM Hub Bore one-piece cast aluminium direct bolt wheel with a full face muscle car design. The Salt Flat commonly referred to as a kidney bean style wheel is a popular rim for American classic cars, trucks and hot rods. American Racing wheels have been a leader in automotive performance, style and culture since 1956.