Apollo
10 modelsGXCN32N96NZ6TTDUZ0
- WD30EZRZ-00GXCB0
- WD40EZRZ-00GXCB0
- WD40EZRZ-22GXCB0
- WD40EZRZ-75GXCB0
- WD30EFRX-68N32N0
- WD40EFRX-68N32N0
- WD40PURX-64N96Y0
- WD40PURX-64NZ6Y0 (reported once)
- WD40PURZ-85TTDY0
- WD40EMRX-82UZ0N0
Western Digital model numbers · Explained
A WD drive's label carries a model number such as WD5000AAKS-40V6A0. The part after the dash is a build code, and its middle three characters usually name the drive's family. Here is how to read it, how to look it up in a list of 514 models, and why a recovery lab cares.
4.9 / 5915 reviews · Cleanroom lab (opens Google in a new tab)5 min read · Updated 2026-11-14
Quick answer
On most WD drives the 3rd, 4th and 5th characters after the dash are the family code. In WD5000AAKS-40V6A0 it is V6A. Drives with the same family code often share their head and circuit-board design, but a family match alone never makes a safe donor. Look up your code below.
The short answer
Western Digital prints a model number on every drive label: one block, a dash, then a second block. The first block names the product line and capacity. The second block, after the dash, is a build code.
WD does not publish a key for the build code. Data recovery engineers have long read the 3rd, 4th and 5th characters as the family code, because drives that share it tend to share the same heads and circuit-board design. That is a working convention in the recovery trade, not an official WD specification.
Look it up
Type the model number from your drive's label, the part after the dash or a three-character code. The list covers 514 WD models in 111 families.
514 models · 111 families · 255 codes. A working list compiled for CBL and last updated 14 Nov 2026. It is not an official Western Digital list and has not been checked drive by drive, so treat a match as a pointer and confirm it on the drive itself. See the full list. Spotted a mistake or a missing model? Tell us.
Step by step
Look on the top or side of the drive for the sticker. The model number is printed as MODEL or MDL, near the serial number and the DCM code. On a WD external drive the box and enclosure show a retail kit code; the bare drive inside carries its own label with the model number this page is about.
Everything before the dash is the product line and capacity. Everything after it is the build code.
In WD5000AAKS-40V6A0 the characters after the dash are 4, 0, V, 6, A, 0. Characters 3 to 5 are V, 6 and A, so the family code is V6A.
A family code narrows the field. Lab engineers also compare the DCM code, the circuit-board number and revision, the firmware version, the head count and the manufacture date before any part is used.
In the lab
When a WD drive has failed heads or a burnt circuit board, the replacement part has to come from a compatible drive. The family code gives a lab a fast first filter when it chooses which donor drives to test.
Don't swap parts at home
Opening a drive outside a cleanroom lets dust onto the platters, and even a correctly matched donor can turn a recoverable drive into a lost one. If your WD drive clicks, is not detected or has a burnt board, power it off and call us.
The whole list
All 514 models in our list, grouped into 111 families and 255 family codes. In every model number the blue letters are the family code. Use the box above to find one quickly.
GXCN32N96NZ6TTDUZ0
AKKAKYAWU
LAT
RST
A7BB1BH2B
B4F
CEW
HWSKHSS8TZLU
R1B
Z1L
A0H
KFA
AYRL9G
B4Z
A4DCRAH3FJJ8JW8TM5UA7VUUYFCZ3C
C5H
VATZCT
W4B
AX9DC0SPK
D8PEUZGU6Z5H
A08
2DYS9B
M2BM4BTDHY5B
P8BZ5B
R6BS2BS8B
J99MMM
ZHU
HPJPK4
KA9SCS
A25EGH
B7WPVM
U3V
AJG (also used by Zephyr)JC3MS8N6GUE4WPN
A1YS5X
G9B
GVNSPEWN9WT0
RWYZGH
MHBMJBMVBNCB
SHBTGB
PM2TK7U4RZSM
PLB
CKRG33 (also used by Hubble LT)
C6HG33 (also used by Hubble)V0TVED
RC2VHA
ZJB
A23 (also used by Jamaica 5)
ZES
JJ5
A23 (also used by Jamaica)
RBA
D7BL5B
UL1
UWT
ZNT
FJAHKA
W0BW2B
A0RA1C
G8FGNW
E8BJ7BW8B
UST
ZAT
C8X
KVTKWT
A0XUMGWKCY0TZ10
C3NYL9YRM
GUAL7AL9AM0A (also used by Pinnacle)Z0A
B4AH3A (also used by Tornado)M0A (also used by Pinclite)
J3A
SRL
GZ5JC5L0BMVL
JHC
MRAMSA
YZ1
BHUMVWPAS
F3T
HCTHDT
PSA
C0A
A27
BG7
W68Z2T
AV3EDZ
ZTBZUB
A8J (also used by SpyGlass 2 Ultra)GX6JHGLG6 (also used by SpyGlass 2)PDPY94
HZKLG6 (also used by SpyGlass)MR8PW8
A8J (also used by SpyGlass)A8KA8NA8XA9JBGRBGS
BCBBCSBCVBCXBDEBHV
REA
WER
V0AV1AV6A
8EA9BAE3AY6AZ3A
1CA3CA
ERMU6A
H3A (also used by Pinnacle)RYA (also used by Tornado 2D)SBATBATKATMATNATYA
C9ARYA (also used by Tornado)VWAVYAWDA
WGAWKA
YFAYGA
PVASZAUHA
A8LWNH
A3KU8X
L4H
RKKZF5
BBH
BN5M2NMK2
K2TK3CMCFWN4
BMZ
JH4SLVU78
A04A1P
N20NVPZ4S
0FBY7B
AJG (also used by FBLite)AMCHXZLS5SXZ
Answers
WD does not publish a key for it. In the recovery trade the 3rd, 4th and 5th characters after the dash are read as the family code, which helps match a drive to others built the same way.
No. The code (V6A, for example) is what is printed on the label. Names such as Tahoe are labels the recovery trade uses for a family; the drive itself only carries the code.
No. The family code is only the first filter. Firmware, head map, circuit-board revision and other label details also have to match, and the swap has to be done in a cleanroom.
It is a working list of 514 WD models in 111 families, compiled for CBL. It is not an official Western Digital list and has not been checked drive by drive, so a match is a pointer, not proof. Models the list has seen only once, or where sources differ, are marked in it.
Yes. 8 of the 255 codes in our list are used by two families, so the code alone cannot always name the family. Check the circuit-board number, firmware and head map as well.
No. The list covers 514 models, not every WD drive ever made. Read the family code from characters 3 to 5 after the dash: if that code is on the list, its family still applies. A free diagnosis at our lab identifies the exact family, board and firmware.
On the label on the top or side of the drive, marked MODEL or MDL. On an external drive, the bare drive inside has its own label; the kit code on the box is a different number.
No. Power it off: hunting for parts or opening the drive makes recovery harder. A free diagnosis tells you what has failed, and you get a fixed written quote before any work begins.
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