The Chelsea 272AAKUP-G5XD or 272AAKUPG5XD is a 6-bolt hot shift Power Take-Off assembly from the Chelsea 272 Series, designed for medium-duty applications in aerial, construction equipment, water truck, and towing and recovery markets. The 272 Series supports up to 300 lb-ft intermittent torque and is available with hydraulic or pneumatic shift, with an integral air control valve included. Output shaft options across the series include round shaft configurations, and the series features rotatable flanges for installation flexibility. The 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 Series into a single, current platform. Pro Gear and Transmission stocks genuine Chelsea parts. Call us to confirm proper fit for your application.
Features
Chelsea 272 Series 6-bolt hot shift PTO assembly
Up to 300 lb-ft intermittent torque capability
Hydraulic or pneumatic (air) shift with integral air control valve
Rotatable flanges for flexible mounting orientation
Wet-Spline option available for extended PTO and pump shaft life
Smart-Start feature supports high-torque start-up conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Hot Shift - Hydraulic or Pneumatic (Air)
- Intermittent Torque (Series): 201 to 300 lb-ft (401 to 500 Nm)
- Output Power (Series): 56+ HP (41 to 50 kW)
- Output Shaft Type (Series): Round Shaft with 1" key or 1-1/4" key options
- Lubricant Code Key: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
- Part Number: 272AAKUP-G5XD or 272AAKUPG5XD
Additional Information
The Chelsea 272 Series replaces and consolidates the earlier 230, 231, 236, 238, 270, and 271 Series PTOs into one current platform. The series offers 9 speed ratios and 18 shift options. Direct mount output versions offer optional Wet-Spline technology for longer service life on the PTO and pump shaft. Driveshaft output versions include the Smart-Start option for demanding high-torque start-up conditions. Common applications include aerial equipment, construction equipment, water trucks, and towing and recovery vehicles.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
