The Chelsea 272 Series PTO assembly, part number 272XDAJX-A3RE or 272XDAJXA3RE, is a 6-bolt hot shift power take-off designed for medium-duty truck applications including towing and recovery, aerial, construction equipment, and water trucks. Built on Chelsea's 272 Series platform, this PTO supports intermittent torque ratings from 201 to 300 lb-ft (401-500 Nm) and delivers over 56 HP of output power. Shift options include pneumatic (air) or hydraulic, with an integral air control valve included. Output configurations cover round shaft with key options. The 272 Series consolidates multiple legacy Chelsea PTO lines into a single versatile platform with rotatable flanges and optional Wet-Spline technology for extended pump shaft service life. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting configuration for medium-duty hot shift applications
Intermittent torque rating: 201 to 300 lb-ft (401 to 500 Nm)
Output power: 56+ HP (41 to 50 kW)
Pneumatic (air) or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation orientation
Optional Wet-Spline technology for extended PTO and pump shaft life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic (Air) or Hydraulic
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 50 kW)
- Output Shaft Type: Round Shaft (1" - 1/4" Key) or Round Shaft (1-1/4" - 5/16" Key)
- Integral Air Control Valve: Included
- Series: Chelsea 272
Additional Information
The Chelsea 272 Series consolidates the legacy 230, 231, 236, 238, 270, and 271 PTO lines into a single medium-duty platform. It offers nine speed ratios and eighteen shift options. The Smart-Start option is available for high-torque start-up conditions on driveshaft output configurations. Common markets include aerial, construction equipment, towing and recovery, and water trucks. Part number 272XDAJX-A3RE is also referenced as SP272XDAJX-A3RE in some distributor catalogs.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
