The Chelsea 272 Series Power Take-Off Assembly, part number 272XAAJP-G5RE or 272XAAJPG5RE, is a 6-bolt hot shift PTO designed for medium-duty applications including aerial work, construction equipment, water trucks, and towing and recovery. The 272 Series supports intermittent torque up to 300 lb-ft and is available with either pneumatic or hydraulic shift. It features an integral air control valve, rotatable flanges, and an optional wet-spline output for extended PTO and pump shaft life. A Smart Start option is available for high-torque start-up conditions. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt mounting configuration
Hot shift design with pneumatic or hydraulic shift
Intermittent torque capacity up to 300 lb-ft (401-500 Nm)
Integral air control valve included
Rotatable flanges for flexible installation
Wet-spline option available for extended component life
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 Options: Round Shaft 1 in. with 1/4 in. key; Round Shaft 1-1/4 in. with 5/16 in. key
- Series: Chelsea 272
Additional Information
The Chelsea 272 Series consolidates and replaces the earlier 230, 231, 236, 238, 270, and 271 Series medium-duty hot shift PTOs into a single, updated platform. The series offers nine speed ratios and eighteen shift options, making it adaptable across a wide range of truck and equipment configurations. Applications include aerial equipment, construction equipment, water trucks, towing and recovery, and material handling. The Smart Start option addresses high-torque start-up demands, and the wet-spline output design helps extend service life on both the PTO and the driven pump shaft.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
