The Chelsea 221XCAJP-H3XD or 221XCAJPH3XD is a 6-bolt power take-off assembly from the Chelsea 221 Series, built for low-speed, heavy-duty vocational 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 keyway delivers up to 250 lb-ft (339 Nm) intermittent torque, with shaft power rated at 24 HP at 500 RPM and 48 HP at 1000 RPM. A cast iron housing and tapered cone output bearings provide strong load-bearing capability. Available in standard or low-profile housing configurations. Call us to confirm proper fit for your transmission and application.

• 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 (1000 RPM), 18 kW (500 RPM), 36 kW (1000 RPM)
• Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Hino, Other
• Housing Options: Standard or Low-Profile

The Chelsea 221 Series features a cast iron housing and tapered cone output bearings instead of needle bearings, providing greater load-bearing capability for demanding vocational cycles including dump truck, tow and recovery, and aerial equipment. Three internal speed ratios and multiple shift options make this a versatile platform. The 221 Series also supports continuous operation with a 30% de-rating applied. The 360-degree rotatable flange is available across output configurations in this series.
Documents: 221 Series Owner's Manual | 221 Series Parts List HY25-2221-M1_US | Chelsea PTO General Information Catalog