Western Digital 2060-771698-004 SATA "L" model PCB

Q1:  Hi, I am looking for a PCB that is compatible Western Digital Model:
WD30EZRX-00MMMB0 Firmware: 2061-771698-904 AB and the number on the board is
2060-771698-004.

Q2:  I require two (2) PCB boards that will match the following;
Western Digital WD20EARX 2.0TB
PCB Board Number: 2060-771698-004 Rev A
Label attached: 2061-771698-904 AG
Motor Combo IC: L7251 3.1
Main Controller IC: 88i9146-TFJ2
Bios: 25X20BLNIG (to be transferred)

Q3:  I am looking for the following PCB below, please let me know if this is
in stock, will purchase immediately.
Model: WD30EZRX-00MMMB0
PCB Sticker: 2061-771698-904 AB
PWB: 2060-771698-004 REV A

This Western Digital 2060-771698-004 SATA PCB is listed in Western Digital SATA PCB on HDDZone.com