The Chelsea 272 Series Power Take-Off, part number 272GDHVP-G3RY or 272GDHVPG3RY, is a 6-bolt, hot-shift PTO designed for medium-duty work trucks across towing and recovery, aerial, construction, and water truck applications. It mounts to transmissions from Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM platforms. Shift is pneumatic or hydraulic (PowerShift), with an integral air control valve included. The output shaft is a 1-1/4" round with a 5/16" key. Continuous torque capability reaches 300 lb-ft (407 Nm); intermittent torque is rated 201-300 lb-ft (401-500 Nm). The 272 Series consolidates Chelsea's earlier 230, 231, 236, 238, 270, and 271 series into one platform. Call us to confirm proper fit for your application.
Features
6-bolt mounting configuration for broad transmission compatibility
Pneumatic or hydraulic (PowerShift) hot-shift operation 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); intermittent torque 201-300 lb-ft (401-500 Nm)
Output power 56+ HP (41-50 kW); shaft power 57 HP at 1,000 RPM
Compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM transmissions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic / PowerShift (Pneumatic-Hydraulic)
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Continuous Torque: 300 lb-ft (407 Nm) - Check Application Pages for Actual Torque Ratings
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- 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
Additional Information
The Chelsea 272 Series consolidates six prior Chelsea medium-duty PTO series - the 230, 231, 236, 238, 270, and 271 - into a single versatile platform. The 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 are available with Smart-Start for high-torque start-up conditions. Rotatable flanges allow flexible installation orientation. The 272 Series is used across aerial, construction equipment, towing and recovery, water truck, material handling, and defense applications.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
