Wheel Lock. FIAT Wheel Lock kit includes four locking bolts. Wheel Locks and exclusive FIAT key codes helps ensure maximum protection. Available in one- and/or two-piece styles, for both steel and aluminum wheels. Each Wheel Lock kit includes four or five chrome-plated locking bolts, and one exclusive FIAT key. Wheel Lock kits help protect against wheel and tire theft without affecting wheel balance.. . Required: 0