The Chelsea 272 Series power take-off assembly, part number 272NAHVP-K3RK or 272NAHVPK3RK, is a 6-bolt hot-shift PTO built around continuous-duty torque capability and a broad range of transmission fitments including Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM applications. The 1-1/4" round output shaft uses a 5/16" key drive. Shift is pneumatic or PowerShift (pneumatic/hydraulic), with an integral air control valve included. Intermittent torque is rated at 201-300 lb-ft (401-500 Nm); continuous torque is rated at up to 300 lb-ft (407 Nm) - verify actual ratings on the application page for your specific transmission. Output power reaches 56+ HP (41-50 kW). Call us to confirm proper fit for your chassis and transmission.
Features
6-bolt mounting pattern for broad transmission compatibility including Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM
1-1/4" round output shaft with 5/16" key drive
Pneumatic or PowerShift (pneumatic/hydraulic) shift with integral air control valve
Intermittent torque: 201-300 lb-ft (401-500 Nm); continuous torque up to 300 lb-ft (407 Nm) - check application pages for transmission-specific ratings
Output power: 56+ HP (41-50 kW); shaft power at 1,000 RPM rated at 57 HP (43 kW)
Part of the Chelsea 272 Series, consolidating the 230, 231, 236, 238, 270, and 271 PTO series into one platform
Tech Specs
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: Up to 300 lb-ft (407 Nm) - Check Application Pages for Actual Torque Ratings
- 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 or PowerShift (Pneumatic/Hydraulic)
- Shaft Power at 500 RPM: 29 HP (21 kW)
- Shaft Power at 1,000 RPM: 57 HP (43 kW)
- Compatible Transmission Manufacturers: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other applications
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
