F550 coil spring codes????
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F550 coil spring codes????
Have have looked at several posts on the factory codes for the coil suspension. I have not found any info on the springs I have. The door tag states SPR DDBB???? Any ideas. This is an 09 6.4 4x4 bucket truck.
Last edited by mike9254; Jan 9, 2010 at 08:43 PM. Reason: misleading title
Fleet Mechanic
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You should have 6500# front springs, (BB) not sure about the rears.
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