The Chelsea 221 Series Power Take-Off, part number 221ZEAKP-M6XK or 221ZEAKPM6XK, is a 6-bolt mounted PTO built for low-speed, heavy-duty work on aerial, dump truck, and tow-and-recovery applications. It uses a wire/cable mechanical shift and delivers up to 250 lb-ft (339 Nm) intermittent torque, verify actual rating on the Chelsea application pages for your specific setup. Output is a 1-1/4" round shaft with key, and shaft power is rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM. Compatible transmissions include Allison, Eaton/Fuller, Volvo/Mack, Hino, and other makes. A cast iron housing with tapered cone output bearings handles demanding load cycles, and greaseable pump shafts reduce spline fretting. Available with a standard or low-profile housing. Call us to confirm proper fit for your transmission.
Features
6-bolt mounting for Allison, Eaton/Fuller, Volvo/Mack, Hino, and other transmission makes
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Intermittent torque up to 250 lb-ft (339 Nm), confirm actual rating on Chelsea application pages
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Greaseable pump shafts to reduce spline fretting and corrosion; available in 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
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with Key
- Output Power: 46-55 HP / 31-40 kW
- Shaft Power: 24 HP (500 RPM), 48 HP (1,000 RPM) / 18 kW (500 RPM), 36 kW (1,000 RPM)
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
- Housing Options: Standard or Low-Profile
Additional Information
