The Chelsea PTO Assembly 272XGAJX-A3RK or 272XGAJXA3RK is a 6-bolt mounted power take-off unit with a 1-1/4" round output shaft and 5/16" keyway. Shift actuation is pneumatic, compatible with PowerShift (pneumatic/hydraulic) systems. Intermittent torque capacity is rated at 201-300 lb-ft (401-500 Nm); continuous torque is rated at 300 lb-ft (407 Nm), verify actual ratings against the application pages for your specific transmission. Output power reaches 56+ HP (41-50 kW), with shaft power of 29 HP (21 kW) at 500 RPM and 57 HP (43 kW) at 1,000 RPM. Compatible transmission manufacturers include Ford, Allison, Eaton/Fuller, Aisin, Volvo/Mack, and RAM, among others. Call us to confirm proper fit for your specific transmission and application.
Features
6-bolt mounting configuration
1-1/4" round output shaft with 5/16" keyway
Pneumatic and PowerShift (pneumatic/hydraulic) shift actuation
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Continuous torque rating: 300 lb-ft (407 Nm) - verify via application pages
Compatible with Ford, Allison, Eaton/Fuller, Aisin, Volvo/Mack, and RAM transmissions
Tech Specs
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- 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 1,000 RPM: 57 HP (43 kW)
- Compatible Transmissions: Ford, Allison, Eaton/Fuller, Aisin, Volvo/Mack, RAM, and other manufacturers
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
