The Chelsea 221ZEAJP-A5XK or 221ZEAJPA5XK is a 6-bolt PTO assembly from the Chelsea 221 Series, designed for low-speed, heavy-duty service on vocational trucks including dump trucks, tow and recovery, and aerial equipment. Shift type is wire/cable mechanical. The 1-1/4" round output shaft with keyway delivers up to 250 lb-ft (339 Nm) intermittent torque, with shaft power rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM. Output power range is 46-55 HP (31-40 kW). Compatible transmissions include Allison, Eaton/Fuller, Volvo/Mack, Hino, and others. Available in standard or low-profile housing configurations. A genuine Chelsea part sold by Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
6-bolt mounting type for broad transmission compatibility including Allison, Eaton/Fuller, Volvo/Mack, Hino, and others
Wire/cable mechanical shift type
1-1/4" round output shaft with keyway
Intermittent torque rated up to 250 lb-ft (339 Nm) - check application pages for actual torque ratings
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Available in standard or special low-profile housing; greaseable pump shafts reduce spline fretting and corrosion
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
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
- Shaft Power: 24 HP (500 RPM), 48 HP (1,000 RPM) / 18 kW (500 RPM), 36 kW (1,000 RPM)
Additional Information
