The Chelsea 272 Series PTO Assembly, part number 272XPDAX-A3RK or 272XPDAXA3RK, is a 6-bolt hot shift power take-off designed for medium-duty truck applications including aerial, construction equipment, towing and recovery, and water trucks. The 272 Series supports up to 300 lb-ft of intermittent torque and is available with pneumatic or hydraulic shift. It features an integral air control valve and rotatable flanges. The 272 Series consolidates multiple earlier Chelsea PTO lines into a single versatile platform with nine speed ratios and eighteen shift options. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 272 Series 6-bolt hot shift PTO
Up to 300 lb-ft intermittent torque capability
Pneumatic or hydraulic shift with integral air control valve
Rotatable flanges for flexible installation
Wet-Spline option available for extended PTO and pump shaft life
Smart-Start option supports high-torque start-up conditions
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)
- Output Shaft Type: Round Shaft with 1-inch/1/4-inch key or 1-1/4-inch/5/16-inch key
- Speed Ratios: 9 available
- Shift Options: 18 available
- 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 PTOs into one platform. Applications include aerial, construction equipment, towing and recovery, water trucks, material handling, and defense. The series supports both direct mount and driveshaft output configurations. Direct mount options include the optional Wet-Spline design for longer component life; driveshaft outputs include the Smart-Start feature for demanding high-torque engagement conditions.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
