The Chelsea 272RDKUP-B3RF or 272RDKUPB3RF is a 272 Series medium-duty hot shift power take-off built on a 6-bolt mounting pattern. It accepts pneumatic or PowerShift (pneumatic/hydraulic) engagement and delivers a 1-1/4" round output shaft with a 5/16" key. The 272 Series carries a continuous torque rating up to 300 lb-ft (407 Nm) and an intermittent rating in the 201-300 lb-ft (401-500 Nm) range; check the application pages for actual torque ratings for your specific installation. Shaft power output is rated at 29 HP (21 kW) at 500 RPM and 57 HP (43 kW) at 1,000 RPM. Compatible transmissions include Allison, Eaton/Fuller, Aisin, Volvo/Mack, Ford, and RAM platforms. Call us to confirm proper fit for your application.
Features
6-bolt mounting pattern for medium-duty hot shift applications
Pneumatic and PowerShift (pneumatic/hydraulic) shift options with integral air control valve
1-1/4" round output shaft with 5/16" key
Continuous torque rating up to 300 lb-ft (407 Nm); verify actual rating on the application pages
Intermittent torque range: 201-300 lb-ft (401-500 Nm)
Compatible with Allison, Eaton/Fuller, Aisin, Volvo/Mack, Ford, and RAM transmissions
Tech Specs
- Intermittent Torque: 201-300 lb-ft, 401-500 Nm
- Continuous Torque: 300 lb-ft, 407 Nm (check application pages for actual torque ratings)
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" round shaft with 5/16" key
- Output Power: 56+ HP, 41-50 kW
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- Shaft Power: 29 HP (21 kW) at 500 RPM; 57 HP (43 kW) at 1,000 RPM
- Compatible Transmissions: Allison, Eaton/Fuller, Aisin, Volvo/Mack, Ford, RAM
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
