The Chelsea 21P759 is a cap bearing designed for Chelsea power takeoff (PTO) applications. Cap bearings serve a critical retention and load-bearing function within PTO assemblies, keeping internal shafts and gears properly seated during operation. This is a genuine Chelsea part, sourced and sold by Pro Gear and Transmission. If you are confirming whether this bearing matches your specific PTO model or truck application, give us a call before ordering.FeaturesGenuine Chelsea cap bearingPart number 21P759Designed for Chelsea PTO assembliesDirect-fit replacement cap bearingSold by Pro Gear and TransmissionUsed in these Chelsea PTO models892 Series899 Series