The Chelsea 272 Series power take-off assembly, part number 272ZPJWX-P5RK or 272ZPJWXP5RK, is a 6-bolt hot shift PTO built for medium-duty applications in towing and recovery, aerial, construction, and water truck work. The 272 Series supports up to 300 lb-ft of intermittent torque and is available with hydraulic or pneumatic shift. It features an integral air control valve, rotatable flanges, and a Wet-Spline output option for extended PTO and pump shaft service life. The Smart-Start feature handles high-torque start-up conditions. The 272 consolidates multiple earlier Chelsea series into one versatile platform with nine speed ratios and eighteen shift configurations. Call us to confirm the correct fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt mounting
Hot shift operation with hydraulic or pneumatic shift options
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
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
- Series: Chelsea 272 Series
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic (air) or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Options: Round shaft with 1-1/4" key or round shaft with 5/16" key
- Speed Ratios Available: 9
- Shift Configurations Available: 18
- Lubricant Codes: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 Series into a single versatile platform. Common applications include towing and recovery, aerial work, construction equipment, and water trucks. The Wet-Spline direct mount option reduces wear on both the PTO and pump shaft. Smart-Start is available for applications with high-torque start-up demands. Part number 272ZPJWX-P5RK is also referenced as SP272ZPJWX-P5RK. Sold by Pro Gear and Transmission.Parts manual and diagrams: Chelsea 272 Series PTO parts list with prices
