• Yellow Qiraji Resonating Crystal
• Item Level 40Disenchants into:
  Not disenchantable
• Binds when picked up
• Unique
• Mount
• Requires Level 40
• Requires Riding (75)
• Use: Teaches you how to summon this mount. This mount may only be summoned in the Temple of Ahn'Qiraj.

Yellow Qiraji Resonating Crystal is a rare mount summoning device.

Source

This item drops in the Temple of Ahn'Qiraj from random mobs.

Notes

This mount, the Yellow Qiraji Battle Tank, grants 100% increased speed within the confines of the Temple of Ahn'Qiraj. They are fairly common, also coming in the red, green, and blue varieties.

There is another, more special mount that is accessed by completing the quest-chain to open the Gates of Ahn'Qiraj, and that is the Black Qiraji Battle Tank.

Patch notes

• Patch 1.9.0 (03-Jan-2006): Added. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB