The Chelsea 272ADKUP-B5BD or 272ADKUPB5BD is a 6-bolt hot shift power take-off assembly from Parker Chelsea's 272 Series. This series consolidates several earlier medium-duty PTO lines into a single platform capable of up to 300 lb-ft intermittent torque, with hydraulic or pneumatic shift options and an integral air control valve. Rotatable flanges allow flexible installation, and the 272 Series supports both direct-mount and driveshaft output configurations. Common applications include aerial, construction, water truck, and towing and recovery equipment. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 272 Series 6-bolt hot shift PTO assembly
Intermittent torque capability up to 300 lb-ft (401-500 Nm)
Hydraulic or pneumatic (air) shift with integral air control valve
Rotatable flanges for flexible mounting orientation
Smart-Start option available for high-torque start-up conditions
Suited for aerial, construction, water truck, and towing and recovery applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Hot Shift (Hydraulic or Pneumatic/Air)
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 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)
- Series: Chelsea 272
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
