The Chelsea 221 Series Power Take-Off, part number 221XEDAX-A5XK or 221XEDAXA5XK, is a 6-bolt mounted PTO built for low-speed, heavy-duty service on aerial, dump truck, and tow-and-recovery applications. It uses a wire/cable mechanical shift and delivers an intermittent torque rating in the 201-300 lb-ft range (verify actual rating on Chelsea application pages). The 1-1/4" round output shaft with keyway connects to SAE pump flanges or driveline outputs. Compatible transmissions include Allison, Eaton/Fuller, Volvo/Mack, Hino, and other applications. The cast iron housing is available in standard or low-profile configurations, and greaseable pump shafts help fight spline fretting and corrosion. A genuine Chelsea part, available from Pro Gear and Transmission. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting for Allison, Eaton/Fuller, Volvo/Mack, Hino, and other transmissions
Wire/cable mechanical shift type
1-1/4" round output shaft with keyway
Intermittent torque range: 201-300 lb-ft (check Chelsea application pages for exact rating)
Shaft power: 24 HP at 500 RPM, 48 HP at 1000 RPM
Available in standard or low-profile housing; greaseable pump shafts reduce spline fretting
Tech Specs
- Intermittent Torque: 201-300 lb-ft / 301-400 Nm (250 lb-ft / 339 Nm rated - verify on Chelsea application pages)
- 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 (1000 RPM) / 18 kW (500 RPM), 36 kW (1000 RPM)
Additional Information
