The Chelsea 272XSESX-A3BD or 272XSESXA3BD is a power take-off unit built for a wide range of commercial truck transmissions, including Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM applications. It features a 6-bolt mounting pattern and a 1-1/4" round output shaft with a 5/16" key. Shift type is pneumatic, also compatible with PowerShift (pneumatic/hydraulic) systems. Continuous torque rating is 300 lb-ft (407 Nm); intermittent torque capacity runs 201-300 lb-ft (401-500 Nm). Output power exceeds 56 HP (41-50 kW). Shaft power at 1,000 RPM delivers 57 HP (43 kW). Sold by Pro Gear and Transmission. Call us to confirm proper fit for your specific transmission and application.
Features
6-bolt mounting pattern for broad transmission compatibility
1-1/4" round output shaft with 5/16" key
Pneumatic and PowerShift (pneumatic/hydraulic) shift types supported
Continuous torque: 300 lb-ft (407 Nm)
Intermittent torque: 201-300 lb-ft (401-500 Nm)
Compatible transmissions include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM
Tech Specs
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- Continuous Torque: 300 lb-ft (407 Nm) - check application pages for actual torque ratings
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- 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)
- Transmission Compatibility: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, Other
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
