The Chelsea 272 Series Power Take-Off, part number 272ZMJWX-A5XD or 272ZMJWXA5XD, is a 6-bolt hot shift PTO with both pneumatic and hydraulic PowerShift options and an integral air control valve. It features a 1-1/4" round output shaft with a 5/16" key and is rated for intermittent torque from 201 to 300 lb-ft (401-500 Nm). Continuous torque reaches 300 lb-ft (407 Nm) -- verify actual ratings against the application pages for your specific installation. At 1,000 RPM, shaft power output is 57 HP (43 kW). Compatible transmissions span a broad range, including Allison, Eaton/Fuller, Volvo/Mack, Ford, Aisin, and RAM applications. The 272 Series consolidates several earlier Chelsea medium-duty PTO lines into one flexible platform used in aerial, construction, towing and recovery, and water truck applications. Call us to confirm proper fit for your transmission.
Features
6-bolt mounting for broad transmission compatibility including Allison, Eaton/Fuller, Volvo/Mack, Ford, Aisin, and RAM
Pneumatic and hydraulic PowerShift options with integral air control valve
1-1/4" round output shaft with 5/16" key
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Continuous torque up to 300 lb-ft (407 Nm) -- confirm actual rating on application pages
Shaft power output: 57 HP (43 kW) at 1,000 RPM; 29 HP (21 kW) at 500 RPM
Tech Specs
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: 300 lb-ft / 407 Nm (verify actual rating on application pages)
- 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 or Hydraulic)
- Shaft Power at 500 RPM: 29 HP (21 kW)
- Shaft Power at 1,000 RPM: 57 HP (43 kW)
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack, Ford, Aisin, RAM, and other select applications
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
