The Chelsea 221 Series Power Take-Off Assembly, part number 221XCAHX-W3XD or 221XCAHXW3XD, is a 6-bolt mounted PTO designed for low-speed, heavy-duty vocational applications including dump trucks, tow and recovery, and aerial equipment. It uses a wire/cable mechanical shift and accepts a 1-1/4" round output shaft with keyway. Intermittent torque rating reaches 250 lb-ft (339 Nm) - check application pages for your exact torque figure. Output power runs 46-55 HP (31-40 kW), with shaft power of 24 HP at 500 RPM and 48 HP at 1,000 RPM. Compatible transmission manufacturers include Allison, Eaton/Fuller, Volvo/Mack, and Hino. A cast iron housing and tapered cone output bearings give this series its load-bearing durability. Call us to confirm proper fit for your application.
Features
6-bolt mounting, compatible with Allison, Eaton/Fuller, Volvo/Mack, and Hino transmissions
Wire/cable mechanical shift type
1-1/4" round output shaft with keyway
Intermittent torque up to 250 lb-ft (339 Nm) - verify against application pages for exact rating
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
Additional Information
