The Chelsea 272 Series power take-off assembly, part number 272XDAJP-B3RB or 272XDAJPB3RB, is a 6-bolt hot shift PTO designed for medium-duty mobile equipment. The 272 Series supports intermittent torque ratings from 201 to 300 lb-ft and continuous output power of 56+ HP. Shift options include pneumatic or hydraulic, and the series offers an integral air control valve as standard. Rotatable flanges, a wet-spline output option, and Smart-Start capability for high-torque start-up conditions are among the defining characteristics of this series. Common applications include aerial equipment, towing and recovery, construction equipment, and water trucks. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt mounting configuration
Hot shift operation with pneumatic or hydraulic shift options
Integral air control valve included
Intermittent torque rating: 201 to 300 lb-ft (401 to 500 Nm)
Output power: 56+ HP (41 to 50 kW)
Wet-spline and Smart-Start options available within series
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic 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 1 in. - 1/4 in. key or Round Shaft with 1-1/4 in. - 5/16 in. key (series options)
- Lubricant Options: No Pressure Lube, Pressure Lube, or Wet Spline
- Part Number: 272XDAJP-B3RB or 272XDAJPB3RB
Additional Information
The Chelsea 272 Series consolidates and replaces the earlier 230, 231, 236, 238, 270, and 271 series PTOs into a single flexible platform. The series offers nine speed ratios and eighteen shift configurations, making it adaptable across a wide range of medium-duty mobile equipment. Direct mount output options include the wet-spline feature for extended PTO and pump shaft service life. Driveshaft output configurations can be specified with Smart-Start for high-torque start-up demands. Markets served by the 272 Series include aerial, construction equipment, towing and recovery, water trucks, material handling, defense, and other mobile applications.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
