The contact owns a 2016 Land Rover Range Rover. The contact stated while the vehicle was at the dealer for an air bag replacement, the contact was informed that the front passenger’s side knuckle was fractured. The contact was informed that the front passenger’s side knuckle needed to be replaced. The vehicle was not repaired. The contact was informed that parts were not available. The contact received notification of NHTSA Campaign Number: 24V840000 (Steering); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The failure mileage was unknown. VIN tool confirms parts not available.