The Chelsea 221RCAJP-W3RB or 221RCAJPW3RB is a 221 Series Power Take-Off assembly designed for low-speed, heavy-duty applications including dump trucks, tow and recovery, and aerial equipment. It mounts via a 6-bolt pattern and uses a wire/cable mechanical shift. The output shaft is a 1-1/4" round with keyway. The 221 Series delivers up to 250 lb-ft (339 Nm) intermittent torque, with rated output of 48 HP (36 kW) at 1,000 RPM and 24 HP (18 kW) at 500 RPM. Compatible transmissions include Allison, Eaton/Fuller, Volvo/Mack, and Hino. A cast iron housing and tapered cone output bearings provide extended service life. Pro Gear and Transmission carries this genuine Chelsea part. Call us to confirm proper fit for your application.
Features
6-bolt mounting pattern for wide transmission compatibility including Allison, Eaton/Fuller, Volvo/Mack, and Hino
Wire/cable mechanical shift type
1-1/4" round output shaft with keyway
Intermittent torque rating up to 250 lb-ft (339 Nm); verify exact rating on Chelsea application pages
Shaft power output: 24 HP (18 kW) at 500 RPM, 48 HP (36 kW) at 1,000 RPM
Greaseable pump shaft design reduces spline fretting and corrosion; available in standard or low-profile housing
Tech Specs
- Intermittent Torque: 250 lb-ft / 339 Nm (check Chelsea 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
- Mounting Type: 6-Bolt
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
- Shaft Power: 24 HP (18 kW) at 500 RPM; 48 HP (36 kW) at 1,000 RPM
Additional Information
