Suspension: Application and ID

The Vehicle Certification (VC) label contains the manufacturer name, the month and year of manufacture, the certification statement, and the VIN. It also includes Gross Vehicle Weight Ratings (GVWR).

VEHICLE CERTIFICATION LABEL REFERENCE

Wheelbase:

^ 137 - 137-inch wheelbase (F-Series, Excursion)
^ 141 - 141-inch wheelbase (F-Series)
^ 142 - 142-inch wheelbase (F-Series)
^ 156 - 156-inch wheelbase (F-Series)
^ 162 - 162-inch wheelbase (F-Series)
^ 165 - 165-inch wheelbase (F-Series)
^ 172 - 172-inch wheelbase (F-Series)
^ 176 - 176-inch wheelbase (F-Series)
^ 189 - 189-inch wheelbase (F-Series)
^ 200 - 200-inch wheelbase (F-Series)
^ 201 - 201-inch wheelbase (F-Series)

Spring Codes:

Springs codes are listed as a two-part code. The first character listed is for the front springs. The second code listed is for the rear springs. Auxiliary rear springs may also be listed.

Front Springs - F-Series
^ Base part number - 5310 (RH/LH)
^ Pre-fix F81A
^ B-Suffix BA
^ C-Suffix CA
^ D-Suffix DA
^ E-Suffix EA
^ F-Suffix FA
^ G-Suffix GA
^ H-Suffix HA
^ I-Suffix RA
^ J-Suffix SA
^ K-Suffix TA
^ L-Suffix UA
^ R-Suffix ABD
^ S-Suffix ACD
^ T-Suffix ADD
^ U-Suffix AED
^ V-Suffix AFD
^ W-Suffix AGD
^ X-Suffix AHD

Front Springs - Excursion
^ Base part number 5310 (RH/LH)
^ Pre-fix YC35
^ B-Suffix AB
^ C-Suffix AC
^ D-Suffix AD
^ G-Suffix G
^ H-Suffix H
^ S-Suffix S

Rear Springs - F-Series
^ Base part number 5560 (RH/LH)
^ Pre-fix-F81A
^ A-Suffix AC
^ B-Suffix BE
^ C-Suffix CD
^ D-Suffix DB
^ E-Suffix EB
^ Base part number - 5A975 (RH/LH)
^ M-Suffix AC
^ N-Suffix BD

Auxiliary Springs - F-Series
^ A - YC35-588-A (wide frame)
^ D - F81A-5588-D (narrow frame)

Rear Springs - Excursion
^ Base part number - 5560 (RH/LH)
^ Pre-fix - YC35
^ A-Suffix A