The Chelsea 272 Series power take-off assembly, part number 272MDAJP-B3BD or 272MDAJPB3BD, is a 6-bolt hot shift PTO designed for medium-duty truck applications including aerial work, construction equipment, towing and recovery, and water trucks. The 272 Series supports intermittent torque ratings of 201 to 300 lb-ft and continuous output exceeding 56 HP. Shift options include pneumatic (air) or hydraulic, and the unit comes with an integral air control valve. Output shaft configurations include round shaft with 1-inch or 1-1/4-inch options. The 272 Series consolidates earlier Chelsea PTO lines into a single, more flexible platform. Available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
6-bolt mounting configuration for medium-duty hot shift applications
Intermittent torque rating: 201 to 300 lb-ft (401 to 500 Nm)
Output power: 56+ HP (41 to 50 kW)
Pneumatic or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation
Smart-Start option supports high-torque start-up conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 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)
- Lubricant Options: No Pressure Lube, Pressure Lube, or 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.
