The Chelsea 221 Series Power Take-Off, part number 221ZCAKP-M5XK or 221ZCAKPM5XK, is a 6-bolt mounted PTO built for low-speed, heavy-duty applications including dump trucks, tow and recovery, and aerial equipment. It uses a wire/cable mechanical shift and mounts to transmissions from Allison, Eaton/Fuller, Volvo/Mack, Hino, and other manufacturers. The 1-1/4" round output shaft with key delivers up to 48 HP at 1,000 RPM and 24 HP at 500 RPM, with an intermittent torque rating up to 250 lb-ft (check application pages for actual torque ratings). The cast iron housing is available in standard or low-profile configurations. Pump shafts are greaseable to reduce spline fretting and corrosion. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting, compatible with Allison, Eaton/Fuller, Volvo/Mack, Hino, and other transmission manufacturers
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Intermittent torque up to 250 lb-ft (339 Nm) - check application pages for actual torque ratings
Output power 46-55 HP (31-40 kW); 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
- 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)
- Housing: Standard or low-profile
Additional Information
Parts Manual: Chelsea 221 Series PTO Parts Manual (PDF) - exploded views, item numbers and the full parts breakdown for this series.
