The Chelsea 272GDAJX-A3BV or 272GDAJXA3BV is a 272 Series 6-bolt hot shift Power Take-Off assembly from Parker Chelsea. The 272 Series consolidates several earlier medium-duty PTO lines into one versatile unit, supporting intermittent torque up to 300 lb-ft and continuous-duty operation (with applicable de-rate). It is available with pneumatic or hydraulic shift and includes an integral air control valve. Rotatable flanges and a choice of round shaft outputs give flexibility across direct-mount and driveshaft configurations. Common applications include aerial, towing and recovery, construction equipment, and water trucks. Call us to confirm proper fitment for your specific transmission and application.
Features
Chelsea 272 Series 6-bolt hot shift PTO
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Pneumatic (air) or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation
Round shaft output options: 1 in. with 1/4 in. key or 1-1/4 in. with 5/16 in. key
Suited for aerial, towing and recovery, construction equipment, and water truck applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic (air) or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Shaft: Round Shaft, 1 in. with 1/4 in. key or 1-1/4 in. with 5/16 in. key
- Output Power: 56+ HP (41-50 kW)
- Lubrication Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Package Dimensions (H x W x L): 12 x 12 x 13 in.
Additional Information
The Chelsea 272 Series was designed to replace and consolidate the earlier 230, 231, 236, 238, 270, and 271 Series medium-duty PTOs into a single platform. The series offers nine speed ratios and eighteen shift options. The Wet-Spline option extends PTO and pump shaft service life on direct-mount configurations. Driveshaft output variants can be specified with the Smart-Start feature for high-torque start-up conditions. Typical markets include aerial equipment, construction, towing and recovery, water trucks, material handling, and defense. Part number 272GDAJX-A3BV is also referenced as SP272GDAJX-A3BV in some catalog systems. Call Pro Gear and Transmission to verify the correct fit for your transmission and duty cycle.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
