Read from the World of Warcraft client build files.
How Storm-Battered Legplates Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Storm-Battered Legplates suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Transmog Sets
Storm-Battered Legplates is part of the transmog set Dreadwyrm Battleplate (Death Knight only), which the Appearances collection lists in 4 versions. The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Storm-Battered Legplates Fits
Other Items Named Storm-Battered Legplates
1 other item in the current build is also called Storm-Battered Legplates. 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 247554 (247549 to 247559) were usually added in the same batch as Storm-Battered Legplates: the same quest line, zone, vendor or reward set.