The Chelsea 272NAHVP-B3SD or 272NAHVPB3SD is a 272 Series 6-bolt hot shift power take-off assembly. The 272 Series consolidates several earlier Chelsea medium-duty PTO lines into one versatile platform, offering nine speed ratios and eighteen shift configurations. This assembly mounts via a 6-bolt pattern and supports both pneumatic and hydraulic shift options with an integral air control valve. The 272 Series is rated for intermittent torque from 201 to 300 lb-ft (401-500 Nm) and delivers 56 or more horsepower output. Pressure lube is indicated in the part number suffix. Typical applications include aerial equipment, towing and recovery, construction equipment, and water trucks. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting pattern for medium-duty hot shift applications
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Output power: 56+ HP (41-50 kW)
Compatible with pneumatic or hydraulic shift; integral air control valve included
Pressure lube configuration per part number suffix
Suitable for aerial, towing and recovery, construction, and water truck applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Lubricant Configuration: Pressure Lube (per part number suffix)
- Series: Chelsea 272
Additional Information
Parts manual and diagrams: Chelsea 272 Series PTO parts list with prices
