This item is acquired in-game. See its sources below.
A Rare Leather Legs, item level 58, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
In the Appearances collection, Gravethorn Breeches is listed as Quest. Appearance ID: 36274. 6 other items wear the same appearance:
Read from the World of Warcraft client build files.
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Gravethorn Breeches suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Gravethorn Breeches uses icon file 1733698, which 22 other items also use. The 8 closest by item ID:
Seafarer Breeches ID 157978 · Armor - Leather · item level 58Fairweather Trousers ID 158042 · Armor - Leather · item level 58Freebooter Trousers ID 158245 · Armor - Leather · item level 50Freebooter Pants ID 158249 · Armor - Leather · item level 50Freebooter Pantaloons ID 158253 · Armor - Leather · item level 50Banisher Pants ID 158608 · Armor - Leather · item level 50Banisher Pantaloons ID 158612 · Armor - Leather · item level 50Darkwater Trousers ID 158706 · Armor - Leather · item level 50Blizzard numbers items as they are created, so the named items next to ID 158010 (158005 to 158015) were usually added in the same batch as Gravethorn Breeches: the same quest line, zone, vendor or reward set.
Bloodbough Wristwraps ID 158005 · Armor - Cloth · item level 58
Gravethorn Jerkin ID 158006 · Armor - Leather · item level 58
Gravethorn Striders ID 158007 · Armor - Leather · item level 58
Gravethorn Grips ID 158008 · Armor - Leather · item level 58
Gravethorn Hood ID 158009 · Armor - Leather · item level 58
Gravethorn Shoulderguards ID 158011 · Armor - Leather · item level 58
Gravethorn Belt ID 158012 · Armor - Leather · item level 58
Gravethorn Wristwraps ID 158013 · Armor - Leather · item level 58
Ashenwood Hauberk ID 158014 · Armor - Mail · item level 58
Ashenwood Sabatons ID 158015 · Armor - Mail · item level 58The raw ItemSparse values for item 158010 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB