The Chelsea 272XMDAX-13XV is a 272 Series 6-bolt hot shift power take-off assembly designed for medium-duty truck applications. The 272 Series consolidates multiple earlier Chelsea PTO lines into one versatile platform, supporting up to 300 lb-ft of intermittent torque with continuous-duty ratings available. This series offers both pneumatic (air) and hydraulic shift options and includes an integral air control valve. Output shaft configurations include round shafts with keyway options. Rotatable flanges, a Wet-Spline output option for extended pump shaft life, and Smart-Start capability for high-torque engagement conditions are among the series characteristics. Common markets include aerial, construction equipment, towing and recovery, and water trucks. Call us to confirm proper fit for your specific transmission and application.
Features
272 Series 6-bolt hot shift PTO assembly
Up to 300 lb-ft intermittent torque capacity
Pneumatic (air) or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation
Wet-Spline option available for extended PTO and pump shaft life
Smart-Start option supports high-torque start-up conditions
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 with keyway
- Lubricant Code X: No Pressure Lube
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
