The Chelsea 272 Series Power Take-Off Assembly, part number 272XBAJX-V3XD or 272XBAJXV3XD, is a 6-bolt hot shift PTO designed for medium-duty applications in towing and recovery, aerial, construction equipment, and water truck service. The 272 Series supports intermittent torque ratings from 201 to 300 lb-ft (401-500 Nm) and delivers 56 or more horsepower output. Shift options include pneumatic (air) or hydraulic, and the series features an integral air control valve. Rotatable flanges and a wet-spline output option contribute to extended pump and shaft service life. Smart-Start technology is available for high-torque start-up conditions. Call us to confirm proper fitment for your specific transmission and application.
Features
6-bolt mounting configuration, compatible with hot shift engagement
Intermittent torque rating: 201 to 300 lb-ft (401-500 Nm)
Pneumatic (air) or hydraulic shift options available
Integral air control valve included
Wet-spline output option for extended PTO and pump shaft life
Smart-Start option for high-torque start-up conditions
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
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates and replaces the earlier 230, 231, 236, 238, 270, and 271 Series medium-duty PTOs into a single updated platform. The series offers nine speed ratios and eighteen shift configurations, covering the most common direct-mount and driveshaft output arrangements. Direct-mount outputs include an optional wet-spline interface; driveshaft outputs are available with the Smart-Start feature for demanding high-torque engagement conditions. Typical markets include aerial lift, construction equipment, towing and recovery, water trucks, material handling, and defense applications.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
