The Chelsea 272XKJWX-A3XD or 272XKJWXA3XD is a 6-bolt hot shift power take-off assembly from the Chelsea 272 Series. The 272 Series consolidates earlier medium-duty PTO lines into a single, flexible platform offering nine speed ratios and eighteen shift configurations. This unit mounts via a 6-bolt flange and delivers a 1-1/4" round output shaft with a 5/16" keyway. Shift actuation is pneumatic or PowerShift (pneumatic/hydraulic). Intermittent torque rating for the 272 Series runs 201-300 lb-ft (401-500 Nm), with continuous torque capability up to 300 lb-ft (407 Nm) -- verify actual rating on Chelsea application pages for your specific transmission. Compatible transmission families include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM. Call us to confirm proper fit for your application.

• Intermittent Torque: 201-300 lb-ft (401-500 Nm)
• Continuous Torque: Up to 300 lb-ft (407 Nm) - check Chelsea application pages for actual rating
• Mounting Type: 6-Bolt
• Output Shaft Type: 1-1/4" Round with 5/16" Key
• Shift Type: Pneumatic / PowerShift (Pneumatic or Hydraulic)
• Output Power: 56+ HP (41-50 kW)
• Shaft Power: 29 HP (21 kW) at 500 RPM; 57 HP (43 kW) at 1,000 RPM
• Transmission Compatibility: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM

The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 medium-duty PTO lines into a single platform. The series offers nine speed ratios and eighteen shift options, rotatable flanges, and an integral air control valve. Direct-mount configurations are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft output configurations include the Smart-Start option for high-torque start-up conditions. Typical applications include aerial equipment, towing and recovery, construction equipment, and water trucks.