The Chelsea 272KSJKX-A5RK is a 6-bolt hot shift Power Take-Off from the Chelsea 272 Series, a medium-duty PTO platform that consolidates multiple predecessor series into a single, flexible unit. The 272 Series supports intermittent torque ratings of 201-300 lb-ft (401-500 Nm) and is available with pneumatic or hydraulic shift, each with an integral air control valve. The series offers nine speed ratios and eighteen shift options, covering direct-mount and driveshaft output configurations. Applications served by the 272 Series include aerial, towing and recovery, construction equipment, and water trucks. A genuine Chelsea part, available from Pro Gear and Transmission.
Features
6-bolt mounting for medium-duty hot shift applications
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Pneumatic or hydraulic shift with integral air control valve
Nine speed ratios and eighteen shift options
Direct-mount and driveshaft output configurations available
Wet-spline option for extended PTO and pump shaft service life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power (Series): 56+ HP / 41-50 kW
- Speed Ratios: 9 available
- Shift Options: 18 available
- Output Shaft Type: Round Shaft (1 in. - 1/4 in. Key) or Round Shaft (1-1/4 in. - 5/16 in. Key)
- Lubricant Codes: X = No Pressure Lube, P = Pressure Lube, W = Wet Spline
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 Series into a single medium-duty hot shift platform. The series supports the Smart-Start option for high-torque start-up conditions and includes rotatable flanges for flexible installation. 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.
