The Chelsea 272 Series PTO assembly, part number 272ADKUW-D5RY or 272ADKUWD5RY, is a 6-bolt hot shift power take-off built for medium-duty mobile equipment. The 272 Series supports intermittent torque of 201-300 lb-ft and delivers 56+ HP output, with availability in either pneumatic (air) or hydraulic shift configurations. The series integrates an air control valve and offers wet-spline technology for extended PTO and pump shaft service life. Common applications include aerial equipment, towing and recovery, construction equipment, and water trucks. Nine available speed ratios and 18 shift options make the 272 Series one of the most configurable PTOs in its class. Call us to confirm proper fit for your application.
Features
6-bolt mounting for medium-duty hot shift applications
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Output power: 56+ HP (41-50 kW)
Pneumatic or hydraulic shift with integral air control valve
Wet-spline technology 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 or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Options: Round shaft with 1-inch diameter and 1/4-inch key, or round shaft with 1-1/4-inch diameter and 5/16-inch key
- Lubricant Options: No pressure lube, pressure lube, or 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 is suited for aerial, construction equipment, towing and recovery, water truck, material handling, and defense applications. Rotatable flanges and a broad selection of nine speed ratios and 18 shift configurations allow flexible installation across a wide range of truck and equipment types.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
