Chelsea 221 Series Power Take-Off Assembly, part number 221ZEAHX-A6XK or 221ZEAHXA6XK, is a 6-bolt mounted PTO built for low-speed, heavy-duty service on Allison, Eaton/Fuller, Volvo/Mack, Hino, and other transmissions. Shift is wire/cable mechanical. The output shaft is a 1-1/4" round shaft with keyway. Intermittent torque rating runs up to 250 lb-ft (339 Nm); check application pages to confirm the actual rating for your specific installation. Shaft power output reaches 48 HP at 1,000 RPM and 24 HP at 500 RPM. The cast iron housing is available in standard or low-profile configuration, and greaseable pump shafts help reduce spline fretting and corrosion. Common applications include dump trucks, tow and recovery, and aerial equipment. Call us to confirm proper fit for your transmission.
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 up to 250 lb-ft (339 Nm); verify rating against application pages
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Available in standard or low-profile housing; greaseable pump shafts reduce spline fretting and corrosion
Tech Specs
- Intermittent Torque: Up to 250 lb-ft (339 Nm) - check application pages for actual rating
- Shift Type: Wire/Cable, Mechanical
- Output Power: 46-55 HP (31-40 kW)
- Output Shaft Type: 1-1/4" Round with key
- Transmission Manufacturer: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
- Mounting Type: 6-Bolt
- 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
