The Chelsea 272XKAJX-P5XD or 272XKAJXP5XD is a 272 Series hot shift power take-off assembly with a 6-bolt mounting configuration. It features a 1-1/4" round output shaft with a 5/16" key and supports both pneumatic and hydraulic (PowerShift) engagement. The 272 Series delivers continuous torque up to 300 lb-ft (407 Nm) and intermittent torque in the 201-300 lb-ft (401-500 Nm) range, with shaft power of 29 HP at 500 RPM and 57 HP at 1,000 RPM. Compatible transmissions include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM applications, among others. The 272 Series consolidates several earlier Chelsea medium-duty PTO lines into a single, more versatile platform. Call us to confirm proper fit for your application.
Features
6-bolt mounting configuration for broad transmission compatibility
1-1/4" round output shaft with 5/16" key
Pneumatic and PowerShift (pneumatic/hydraulic) shift options
Continuous torque rating up to 300 lb-ft (407 Nm); intermittent torque 201-300 lb-ft (401-500 Nm)
Shaft power: 29 HP at 500 RPM, 57 HP at 1,000 RPM
Compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM transmissions
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: 29 HP (21 kW) at 500 RPM; 57 HP (43 kW) at 1,000 RPM
- Transmission Compatibility: 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.
