The Chelsea 272ADKUP-G5SD or 272ADKUPG5SD is a 6-bolt hot shift PTO assembly from the Chelsea 272 Series, designed for medium-duty truck applications. The 272 Series supports up to 300 lb-ft of intermittent torque and consolidates the earlier 230, 231, 236, 238, 270, and 271 Series into a single platform. Available in hydraulic or pneumatic shift configurations, the series features an integral air control valve and rotatable flanges for flexible installation. Output shaft options include a 1-inch round shaft with 1/4-inch key or a 1-1/4-inch round shaft with 5/16-inch key. Typical applications span aerial work trucks, construction equipment, water trucks, and towing and recovery vehicles. 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 shift with integral air control valve
Rotatable flanges for flexible mounting orientation
Output shaft options: 1-inch round (1/4-inch key) or 1-1/4-inch round (5/16-inch key)
Suited for aerial, construction, water truck, and towing and recovery applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Hydraulic or Pneumatic (Air)
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 50 kW)
- Output Shaft Options: 1-inch round shaft with 1/4-inch key; 1-1/4-inch round shaft with 5/16-inch key
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
