The Chelsea 272XDDAX-P3RK is a 272 Series 6-bolt hot shift power take-off built for medium-duty 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. This specific unit is equipped with pressure lube (P) and mounts via the standard 6-bolt pattern. The 272 Series consolidates multiple earlier Chelsea PTO lines into one platform, offering nine speed ratios and eighteen shift options. Direct mount and driveshaft output configurations are available within the series. Available from Pro Gear and Transmission.
Features
6-bolt mounting pattern, hot shift design
Pneumatic or hydraulic shift with integral air control valve
Up to 300 lb-ft intermittent torque (272 Series rating)
Pressure lube configuration (P designation)
Suited for aerial, construction, towing and recovery, and water truck applications
Rotatable flanges for flexible installation
Tech Specs
- Series: Chelsea 272
- Mounting Type: 6-Bolt
- Shift Type: Hot Shift (Pneumatic or Hydraulic)
- Intermittent Torque (Series): 201-300 lb-ft (401-500 Nm)
- Output Power (Series): 56+ HP (41-50 kW)
- Lubricant: Pressure Lube (P)
- Output Shaft Type: Round Shaft with key (1" - 1/4" Key or 1-1/4" - 5/16" Key, per series options)
- Speed Ratios Available (Series): 9
- Shift Options Available (Series): 18
Additional Information
The Chelsea 272 Series consolidates the earlier 230, 231, 236, 238, 270, and 271 PTO lines into a single medium-duty platform. Series-level options include Wet-Spline technology for extended PTO and pump shaft life on direct mount configurations, and the Smart Start option for high-torque start-up conditions on driveshaft output setups. The integral air control valve comes standard. Flanges are rotatable for flexible installation in tight engine compartments. Markets served include aerial, construction equipment, defense, material handling, water drilling, and towing and recovery.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
