Tag Archives: Part Numbers

Part Number Decoder Subaru

Part Number Decoder:

For those of you who are interested, this is how Subaru breaks down a part number. This could help you guess a part number if one that you found on a part is missing digits or is damaged.

Part number decoder for Subaru: For those of you who are interested, this is how Subaru breaks down a part number.

Genuine Part Classification Codes

A = Part Description Code
B = Part Sequential Code
C = Part Category Code
D = Specific Code
E = Modification Code
F = Color Code

Description of Genuine Part Classification Codes

A. Part Description Code: Identifies part name and function. If the first position is an alpha, it identifies an accessory.

B. Part Sequential Code: Sequential number system assigned to the part number by Fuji Engineering Division.

C. Part Category Code: Key position of the part number in determining the logic of the numbering system:
A = Engine and Transmission Parts
K = Engine and Transmission Parts
X = Some Automatic Transmission Parts
G = Body Parts

D. Specific Parts: Identifies specific characteristics of parts with the same part description code and designated sequences from A00. The specific code is assigned by the Fuji Engineering Division for internal use only.

E. Modification Code: Identifies an engineering change to the part. For example:
0 = original
1 = 1st modification
2 = 2nd modification
3 = 3rd modification

F. Part Color Code: Identifies color coded parts for digits 11 and 12. Digit 11 = color and digit 12 = degree.
Code E or F in the 12th digit is for Fuji Heavy Industries (FHI) internal purposes only.

Note: Code E or F in the 12th digit is for Fuji Heavy Industries (FHI) internal purposes only.

For example look at these rare 22B parts with their part numbers.

Part Name Part Number Quantity
22B Bolt Subaru 57728FA041 2
22B Bush B (L/Link) 20251AA050 1
22B Bushing Transverse Link Front ST2022044000 1
22B Bushing Transverse Link Rear ST2022044010 1
22B Clip Subaru 57728FA020 6
22B Fender 57110FA050 1
22B Fog Lamp Cover Set (LH and RH) S075580070 1 Set
22B Front Bumper Assembly S075580080 1
22B J Nut 57738KA000 2
22B Lateral Link Assy-F S075580140 1
22B Lateral Link Assy Rear RH S075580150 1
22B Lateral Link Assy Rear LH S075580160 1
22B License Plate Bracket S075580210 1
22B Pillow Ball Bushing 20252PA000 1
22B Seat Right Front 64101FA680 1
22B Seat Left Front 64101FA690 1
22B Seat Rear Cushion 64401FA410 1
22B Seat Rear Seatback 64451FA810 1