The Chelsea 221 Series Power Take-Off, part number 221XCAKP-W6XK or 221XCAKPW6XK, is a 6-bolt mounted PTO built for low-speed, heavy-duty applications including dump trucks, tow and recovery, and aerial equipment. It uses a wire/cable mechanical shift and features a 1-1/4" round output shaft with keyway. Shaft power output reaches 48 HP at 1,000 RPM and 24 HP at 500 RPM. The cast iron housing carries a series intermittent torque rating of up to 250 lb-ft; check the application pages for the torque rating specific to your transmission. Compatible with Allison, Eaton/Fuller, Volvo/Mack, Hino, and other transmission families. Call us to confirm proper fit for your application.
Features
6-bolt mounting configuration
Wire/cable mechanical shift type
1-1/4" round output shaft with keyway
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Series intermittent torque up to 250 lb-ft (verify rating for your specific transmission on the application pages)
Greaseable pump shafts to reduce spline fretting and corrosion
Available with standard or low-profile housing
Tech Specs
- Intermittent Torque: 250 lb-ft / 339 Nm (Check Application Pages for Actual Torque Ratings)
- Shift Type: Wire/Cable, Mechanical
- Output Power: 46-55 HP / 31-40 kW
- Output Shaft Type: 1-1/4" Round with key
- Mounting Type: 6-Bolt
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
- Shaft Power: 24 HP at 500 RPM / 48 HP at 1,000 RPM (18 kW at 500 RPM / 36 kW at 1,000 RPM)
Additional Information
Parts Manual: Chelsea 221 Series PTO Parts Manual (PDF) - exploded views, item numbers and the full parts breakdown for this series.
