I believe there is a difference in the 3100 & 3200 cables.
only the front cable is longer for the long bed, the rear cables are the same for 31 or 32 .... and the brake assemblies are the same for all light trucks 55.2-59
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics