The Chelsea 272 Series Power Take-Off Assembly, part number 272RDKUP-B3RY or 272RDKUPB3RY, is a 6-bolt hot-shift PTO designed for medium-duty applications including aerial equipment, construction, water trucks, and towing and recovery. The output shaft is a 1-1/4" round shaft with a 5/16" key. Shift is pneumatic (PowerShift), with an integral air control valve included. Intermittent torque capacity runs from 201 to 300 lb-ft (401 to 500 Nm); continuous torque is rated at 300 lb-ft (407 Nm) - check application pages for actual ratings. The 272 Series is compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM transmissions. Call us to confirm proper fit for your application.
Features
6-bolt mounting configuration for medium-duty hot-shift PTO applications
Pneumatic (PowerShift) shift with integral air control valve included
1-1/4" round output shaft with 5/16" key
Intermittent torque: 201-300 lb-ft (401-500 Nm); continuous torque: 300 lb-ft (407 Nm)
Rotatable flanges for flexible installation
Smart Start option supports high-torque start-up conditions; Wet-Spline option available for extended PTO and pump shaft service life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic / PowerShift (Pneumatic/Hydraulic)
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: 300 lb-ft (407 Nm) - Check Application Pages for Actual Torque Ratings
- Output Power: 56+ HP (41-50 kW)
- Shaft Power at 500 RPM: 29 HP (21 kW)
- Shaft Power at 1000 RPM: 57 HP (43 kW)
- Compatible Transmissions: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other select manufacturers
Additional Information
