Chest:

http://www.wowdb.com/items/138346-raiment-of-shackled-elements?bonusIDs=1806

Back : 

http://www.wowdb.com/items/138341-gauntlets-of-shackled-elements

Legs: 

http://www.wowdb.com/items/138345-leggings-of-shackled-elements?bonusIDs=1806

Gauntlets:

http://www.wowdb.com/items/138341-gauntlets-of-shackled-elements

For me its:

-Head

-Hands

-Legs

-Cloak

for me it's: 

-Cloak

-Chest

-Head

-Hands

1. Legs
2. Shoulders
3. Head
4. Gloves?

+ Etraeus' Celestial Map, thank you muchos!

For me it's:
1. Legs

2. Shoulder

3. Chest

4. Cloak (got normal v. already)

For me the best are:

Head

Shoulders

Chest

Pants

I don't mind being the last who gets them tho :p

Hello people!

For me the Tiers are the following:

Legs

Shoulders

Gloves

Cloak

Chest (Unless I manage to get the chest from Gul'dan)

1st. Head.

2nd. Legs.

Red, there are 4 pieces to complete a set...

Have 5 setpieces from normal. Missing Gloves but they're not very good for moonkin stats.