The Lippert 9K Jack Service Kit for 2002 & Prior Power Gear Leveling is a replacement part for the Power Gear leveling system. Includes O, wear, and a back up ring, as well as Rod guide cylinder. Specs: • PG number: 800129S• Warranty Term: 1 Year• Quantity In Package: 1• Manufacturer Reference Number: 800129SIncluded: • Rod Guide Cylinder • O-Ring • Back Up Ring • Wear Ring 6 x 6 x 5 in | Lippert 9K Jack Service Kit for 2002 & Prior - Power Gear Leveling