Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Impaling Treads Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Impaling Treads suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Impaling Treads Fits
Other Items Named Impaling Treads
2 other items in the current build are also called Impaling Treads. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 86979 (86974 to 86984) were usually added in the same batch as Impaling Treads: the same quest line, zone, vendor or reward set.