Seal Kit for Vulcan 891 and 821 Series Car Carrier Wheel-Lift Extend and BedLift Cylinders.Services #814010800, #814010700, #814011500, #810411100 50″ Pin to Pincylinder and 814011500 60.75″ Pin to Pin Cylinders. Fits only Pre 1998Production early carriers with serial numbers begininng in 5 or 8.Please remember that seal kits may fit different cylinders of the samediameter. See the chart below for more information. This is the replacement seal kit for cylinder part numbers 814011100, 814010700 and 814011500. Old style seal kit