The Chelsea 272 Series Power Take-Off Assembly, part number 272XAAJX-V3RK or 272XAAJXV3RK, is a 6-bolt hot shift PTO designed for medium-duty applications across towing and recovery, aerial, construction, and water truck markets. It mounts with a 6-bolt pattern and delivers a 1-1/4" round output shaft with a 5/16" key. Shift is pneumatic, with PowerShift (pneumatic/hydraulic) capability. Continuous torque reaches 300 lb-ft (407 Nm); intermittent torque is rated 201-300 lb-ft (401-500 Nm). Output power exceeds 56 HP (41-50 kW). Compatible transmissions include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM. Call us to confirm proper fit for your application.
Features
6-bolt mounting pattern for medium-duty hot shift applications
1-1/4" round output shaft with 5/16" key
Continuous torque rating: 300 lb-ft (407 Nm); intermittent: 201-300 lb-ft (401-500 Nm)
Pneumatic and PowerShift (pneumatic/hydraulic) shift options
Compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM transmissions
Suited for aerial, construction, towing and recovery, and water truck markets
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 with 5/16" Key
- Output Power: 56+ HP (41-50 kW)
- Shift Type: Pneumatic; PowerShift (Pneumatic/Hydraulic)
- Shaft Power at 500 RPM: 29 HP (21 kW); at 1000 RPM: 57 HP (43 kW)
- Compatible Transmissions: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
