The Chelsea 272 Series power take-off assembly, part number 272XMESX-V5RK or 272XMESXV5RK, is a 6-bolt hot shift PTO designed for medium-duty truck applications. The 272 Series supports intermittent torque ratings from 201 to 300 lb-ft (401-500 Nm) and delivers 56 or more horsepower of output power. It is available with pneumatic or hydraulic shift and features an integral air control valve. Rotatable flanges and a wet-spline output option extend pump shaft service life. The series is used across aerial, construction, towing and recovery, and water truck applications. Sold by Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
6-bolt mounting configuration for medium-duty hot shift applications
Intermittent torque rating: 201 to 300 lb-ft (401 to 500 Nm)
Output power: 56+ HP (41 to 50 kW)
Pneumatic or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation
Wet-spline output option for extended PTO and pump shaft 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 Type: Round Shaft (1 in. with 1/4 in. key) or Round Shaft (1-1/4 in. with 5/16 in. key)
- Lubricant Codes: X = No Pressure Lube; P = Pressure Lube; W = Wet Spline
- Part Number: 272XMESX-V5RK or 272XMESXV5RK
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 series into a single medium-duty hot shift platform. It offers nine speed ratios and eighteen shift options, covering the most common direct-mount and driveshaft output configurations. The Smart Start option is available for high-torque start-up conditions on driveshaft output configurations. Common markets include aerial lift, construction equipment, towing and recovery, and water trucks.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
