In Wrath of the Lich King it is item level 213 and requires level 80. In MoP Classic it is item level 213, requires level 80 and sells to vendors for 1c.
In the Appearances collection, Deadly Gladiator's Plate Shoulders is listed as Vendor. Appearance ID: 10532. No other item uses this appearance, so it is unique to Deadly Gladiator's Plate Shoulders.
Read from the World of Warcraft client build files.
How Deadly Gladiator's Plate Shoulders Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Deadly Gladiator's Plate Shoulders suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Similar Items
The 10 items nearest to Deadly Gladiator's Plate Shoulders (item level 35) in item level among Armor > Plate, Shoulder slot, from item level 32 to 39.
Items Numbered Next to Deadly Gladiator's Plate Shoulders
Blizzard numbers items as they are created, so the named items next to ID 40862 (40857 to 40867) were usually added in the same batch as Deadly Gladiator's Plate Shoulders: the same quest line, zone, vendor or reward set.