The Chelsea 272NBAJP-G5XD is a 6-bolt hot shift Power Take-Off from the Chelsea 272 Series, a medium-duty PTO line that consolidates and replaces the 230, 231, 236, 238, 270, and 271 Series. The 272 Series supports intermittent torque up to 300 lb-ft and is available with pneumatic (air) or hydraulic shift, including an integral air control valve. The series offers nine speed ratios, 18 shift options, and both direct-mount and driveshaft output configurations. Direct-mount versions offer an optional Wet-Spline feature for extended service life, while driveshaft outputs include the Smart-Start option for high-torque engagement conditions. Common applications include aerial, construction equipment, water trucks, and towing and recovery. Sold by Pro Gear and Transmission.
Features
Chelsea 272 Series 6-bolt hot shift PTO
Intermittent torque rating up to 300 lb-ft (201-300 lb-ft range)
Available with pneumatic (air) or hydraulic shift
Integral air control valve included
Nine speed ratios and 18 shift options
Compatible with aerial, construction, water truck, and towing and recovery applications
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic (Air) or Hydraulic
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 50 kW)
- Output Shaft Options: Round Shaft 1" with 1/4" key; Round Shaft 1-1/4" with 5/16" key
- Speed Ratios: 9 available
- Shift Options: 18 available
- Lubricant Options: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates the former 230, 231, 236, 238, 270, and 271 Series into a single versatile platform. Direct-mount configurations offer an optional Wet-Spline output for longer PTO and pump shaft service life. Driveshaft output versions are available with the Smart-Start option, designed for high-torque start-up conditions. Markets served include aerial, construction equipment, water trucks, towing and recovery, defense, and material handling.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
