The Chelsea PTO Assembly 272MBAJP-G5XD or 272MBAJPG5XD is a 6-bolt mounted power take-off unit with a 1-1/4" round output shaft featuring a 5/16" keyway. It supports pneumatic and PowerShift (pneumatic/hydraulic) actuation, making it compatible with a broad range of transmission platforms including Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM applications. Intermittent torque rating is 201-300 lb-ft (401-500 Nm), with a continuous torque rating of 300 lb-ft (407 Nm) - verify actual ratings on Chelsea application pages for your specific transmission. Output power is rated at 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. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting configuration
1-1/4" round output shaft with 5/16" keyway
Pneumatic and PowerShift (pneumatic/hydraulic) shift types
Intermittent torque: 201-300 lb-ft (401-500 Nm)
Continuous torque: 300 lb-ft (407 Nm) - check Chelsea application pages for transmission-specific ratings
Compatible transmission manufacturers: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and others
Tech Specs
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: 300 lb-ft (407 Nm) - verify on Chelsea application pages for your transmission
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Output Power: 56+ HP (41-50 kW)
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- Shaft Power at 500 RPM: 29 HP (21 kW)
- Shaft Power at 1,000 RPM: 57 HP (43 kW)
- Transmission Compatibility: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and others
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
