In Wrath of the Lich King it is item level 238 and requires level 80. In MoP Classic it is item level 238, requires level 80 and sells to vendors for 1c.
Read from the World of Warcraft client build files.
How Furious Gladiator's Wyrmhide Robes Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Furious Gladiator's Wyrmhide Robes suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Items Numbered Next to Furious Gladiator's Wyrmhide Robes
Blizzard numbers items as they are created, so the named items next to ID 41316 (41310 to 41322) were usually added in the same batch as Furious Gladiator's Wyrmhide Robes: the same quest line, zone, vendor or reward set.