Replacement output seal for 40hp King Kutter Rotary Cutter gearboxes, code 156005. Fits King Kutter 184000, 184005 and 184010 gearboxes, Simply remove 4 bolts mounting lower cap and remove cap, pry out old seal and install replacement, mount cap to bottom of gearbox with 4 bolts, fill with gear lube and remount blade carrier. We sell many replacement parts for the most manufacturers rotary cutters. If you don't see the parts you need listed please contact us we would love to earn your business. We are listing new items frequently so please check our store often. Part Numbers: 156005 We stock a wide variety of replacement parts for Agricultural Equipment please contact us if you have any questions or if you would like more information.