The Chelsea 272GAHVP-K5XD is a 272 Series Hot Shift Power Take-Off Assembly built for medium-duty applications across towing and recovery, aerial, construction, and water truck markets. It mounts via a 6-bolt pattern and shifts pneumatically or via PowerShift (pneumatic/hydraulic). The output shaft is a 1-1/4" round with a 5/16" key. Continuous torque capacity for the 272 Series reaches 300 lb-ft (407 Nm), with intermittent ratings from 201 to 300 lb-ft (401 to 500 Nm). At 1,000 RPM, shaft power reaches 57 HP (43 kW). Compatible transmission families include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM platforms. Call us to confirm proper fit for your application.
Features
6-bolt mounting pattern for broad transmission compatibility
1-1/4" round output shaft with 5/16" key
Pneumatic or PowerShift (pneumatic/hydraulic) shift operation
Integral air control valve included with the 272 Series design
Continuous torque capacity up to 300 lb-ft (407 Nm); intermittent up to 300 lb-ft (500 Nm peak range)
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: 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
- Shift Type: Pneumatic or PowerShift (Pneumatic/Hydraulic)
- Output Power: 56+ HP (41-50 kW)
- Shaft Power at 500 RPM: 29 HP (21 kW)
- Shaft Power at 1,000 RPM: 57 HP (43 kW)
- Compatible Transmissions: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM
Additional Information
The Chelsea 272 Series consolidates several earlier medium-duty PTO lines, including the 230, 231, 236, 238, 270, and 271, into a single unified series. The 272 Series offers nine speed ratios and eighteen shift options. Direct-mount configurations are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft output configurations include the Smart-Start feature, designed for high-torque start-up conditions. Flanges on the 272 Series are rotatable. Applications include aerial equipment, construction machinery, towing and recovery vehicles, and water trucks. Part number 272GAHVP-K5XD is also referenced as 272GAHVPK5XD.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
