Seal Kit for Vulcan 891 and 821 Series Car Carrier Wheel-Lift Extend and Bed Lift Cylinders. Services #814010800, #814010700, #814011500, #810411100 50" Pin to Pin cylinder and 814011500 60.75" Pin to Pin Cylinders. Fits only Pre 1998 Production early carriers with serial numbers begininng in 5 or 8. Please remember that seal kits may fit different cylinders of the same diameter. See the chart below for more information.