Inspect the condition of the tapered steering bore whenever a ball stud is replaced. Refer to Reuse and Salvage Guidelines, SEBF8271, "Salvage of Steering Arm and Steering Arm (T-Bar) Tapers on 785, 789, 793, and 797 Off-Highway Trucks" or consult your Cat dealer in order to determine whether the tapered bore can be reused or machined to an ...