Ensure your semi is Ready for the Road Ahead with enhanced PTO performance, with the Chelsea 6-Bolt Power Shift Power Take-Off Accessory. Thanks to its no-hassle installation, this replacement PTO accessory is the ideal choice to allow operators to engage / disengage the PTO without any disturbances. Crafted with precise measurements to meet strict OEM standards. FleetPride is your First Click in Heavy Duty .