Here's the patch 2.1 changes for the defense gear:
Legs:
http://www.wowhead.com/?item=23518 - Felsteel Leggings
Profession: Blacksmithing (8 Felsteel Bar)
1257 Armor, 33 DefR, 39 Sta, Sockets: Red, Blue, Yellow, +4 DodgeR.
+57 armor, requires +2 Felsteel Bars
Head:
http://www.wowhead.com/?item=23519 - Felsteel Helm
Profession: Blacksmithing (8 Felsteel Bar)
1284 Armor, 33 DefR, 27 Sta, Sockets: Red, Blue, Blue, +4 HitR
+78 armor
Potential Addition(s):
http://www.wowhead.com/?item=31368 - Wildguard Helm
Profession: Blacksmithing (8 Felsteel Bar, 12 Primal Life, 12 Primal Shadow, 1 Primal Nether)
1178 Armor, 28 DefR, 58 Sta, 50 NatureRes
http://www.wowhead.com/?item=32083 - Faceguard of Determination (New in 2.1)
50 Badges of Justice
1129 Armor, 32 DefR, 36 Sta, 24 DodgeR, 24 BlockR, Sockets: Blue, Meta, +6 Sta
Hands:
http://www.wowhead.com/?item=23517 - Felsteel Gloves
Profession: Blacksmithing (6 Felsteel Bar)
943 Armor, 25 DefR, 27 Sta, Sockets: Red, Blue, +3 ParryR
+51 armor
Feet:
http://www.wowhead.com/?item=29254 - Boots of the Righteous Path
The Arcatraz: Harbinger Skyriss (Heroic)
955 Armor, 23 DefR, 34 Sta, 26 Int, 28 SpellD.
+83 Armor, +2 DefR, +1 Sta, +1 Int, +1 SpellD
http://www.wowhead.com/?item=29239 - Eaglecrest Warboots
The Blood Furnace: Keli'dan the Breaker (Heroic)
955 Armor, 24 DefR, 33 Sta, 29 Str, 21 Agi.
+83 Armor, +2 DefR, +1 Sta, +1 Str, +1 Agi
http://www.wowhead.com/?item=29238 - Lion's Heart Girdle
Hellfire Ramparts: Nazan & Vazruden (Heroic)
782 Armor, 23 DefR, 31 Sta, 26 Str, 22 Agi.
+69 Armor, +1 DefR, +1 Sta, +1 Str, +22 Agi, -21 CritR (might be a transcription error at wowhead?)
http://www.wowhead.com/?item=29253 - Girdle of Valorous Deeds
The Black Morass: Aeonus (Heroic)
782 Armor, 24 DefR, 37 Sta, 22 Int, 20 SpellD, 16 BlockR.
+69 Armor, +3 DefR, +1 Sta, -1 Int, +1 SpellD, -6MP5, +16 BlockR
Wrists
http://www.wowhead.com/?item=29463 - Amber Bands of the Aggressor
The Steamvault: Warlord Kalitresh (Heroic)
608 Armor, 15 DefR, 25 Sta, 22 Str, 15 Agi.
+79 Armor, +3 DefR, +1 Sta, +3 Str, -1 Agi
http://www.wowhead.com/?item=29252 - Bracers of Dignity
Mana-Tombs: Nexus-Prince Shaffar (Heroic)
608 Armor, 21 DefR, 30 Sta, 12 Int, 19 SpellD.
+53 Armor, +11 DefR, +2 Sta, -8 Int, +1 SpellD
Shields
http://www.wowhead.com/?item=29176 - Crest of the Sha'tar
Reputation: The Sha'tar Exalted
4465 Armor, 13 DefR, 19 Sta, 132 BlockV, Sockets: Blue, Blue, 3 DodgeR.
+407 Armor, +2 DefR, +1 Sta, +15BlockV
http://www.wowhead.com/?item=29266 - Azure-Shield of Coldarra
Badges of Justice: 33
4668 Armor, 22 DefR, 31 Sta, 148 BlockV.
+407 Armor, +2 DefR, +3 Sta, +17BlockV