This listing is for complete replacement Series 6 Slip clutch with two friction disc and a 1-3/8" X 6 spline clutch hub. This clutch has 30.2mm cross bearing holes and snap ring grooves that are 92mm apart and accepts a standard Series 6. Complete and ready to install on your Series 6 PTO shaft. Rated up to 10,620 in lbs and uses 1808010 6-5/16" Friction Disc that can be found in our online store. Specifications 1-3/8" by 6 Spline Female End (Standard 540) 10,620 in lbs torque rating 30.2mm bearing cap holes and 92mm on center snap ring grooves for Series ^ PTO mounting Complete ready to install We sell a complete line of replacement PTO shafts and parts. 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. Replaces Part Numbers: 1686016 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.