The Chelsea 272XPAJX-R3RK is a 272 Series hot shift power take-off assembly built on a 6-bolt mounting pattern. The 272 Series consolidates multiple earlier Chelsea medium-duty PTO lines into one platform, supporting intermittent torque up to 300 lb-ft and continuous-duty operation. Shift options include pneumatic and hydraulic, and the series carries an integral air control valve as standard. Output shaft options within this series cover round shaft configurations with key drives. The 272 Series is suited for aerial, construction equipment, towing and recovery, and water truck applications. Call us to confirm proper fit and output configuration for your specific application. A genuine Chelsea part sold by Pro Gear and Transmission.
Features
Chelsea 272 Series 6-bolt hot shift PTO Assembly
Intermittent torque rating up to 300 lb-ft (401-500 Nm)
Pneumatic or hydraulic shift with integral air control valve
Continuous-duty torque capable (de-rate 30% for continuous use)
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: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Type: Round Shaft with Key Drive
- Lubricant Code Options: 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 medium-duty hot shift PTOs into a single platform. It offers nine speed ratios and eighteen shift options, covering the most common direct mount and driveshaft output configurations. Direct mount options include an available Wet-Spline technology for extended PTO and pump shaft life. Driveshaft outputs include the Smart-Start feature for demanding high-torque engagement conditions. Typical markets include aerial lift, construction equipment, towing and recovery, water trucks, defense, and material handling. Part number 272XPAJX-R3RK or 272XPAJXR3RK. Contact Pro Gear and Transmission to confirm the correct output and shift configuration for your transmission.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
