The Chelsea 272KMJKX-P5RK or 272KMJKXP5RK is a 272 Series hot shift power take-off assembly built on a 6-bolt mount. The 272 Series supports intermittent torque up to 300 lb-ft and consolidates the 230, 231, 236, 238, 270, and 271 series into a single platform. Available in hydraulic or pneumatic shift configurations, the 272 Series includes an integral air control valve and rotatable flanges. Output shaft options in the 272 Series include a 1-inch round shaft with 1/4-inch key and a 1-1/4-inch round shaft with 5/16-inch key. The 272 Series is used in aerial, towing and recovery, construction equipment, and water truck applications. A genuine Chelsea part from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
6-bolt mounting configuration
Hot shift operation with hydraulic or pneumatic shift options
Intermittent torque rating up to 300 lb-ft (401-500 Nm)
Integral air control valve included
Rotatable flanges for flexible installation
Smart-Start option available for high-torque start-up conditions
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" round shaft with 1/4" key; 1-1/4" round shaft with 5/16" key
- Lubricant Code: P = Pressure Lube
- Series: Chelsea 272
Additional Information
The Chelsea 272 Series consolidates six earlier PTO series (230, 231, 236, 238, 270, and 271) into one medium-duty hot shift platform. The series offers nine speed ratios and eighteen shift options. Direct-mount configurations include an optional Wet-Spline technology designed to extend PTO and pump shaft service life. Driveshaft output configurations include the Smart-Start feature for high-torque start-up conditions. Common applications include aerial equipment, towing and recovery, construction equipment, and water trucks.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
