Comments: Please verify the p/n of Lift Cylinder fitted to your JLG equipment before ordering this part for service replacement. Proper service replacement is as follows: For Lift Cylinders stamped with JLG p/n 1684265 order seal kit JLG p/n 7023554. For Lift Cylinders stamped with JLG p/n 1684484 or 1684526 order seal kit JLG p/n 70005660. Please note if the seals on the piston within Lift Cylinders 1684484 or 1684526 need replaced you will also need to order unitized piston with seals JLG p/n 70005661. The seals on the unitized piston are not field serviceable.