The Chelsea 272 Series Power Take-Off, part number 272JDLLX-B8RK or 272JDLLXB8RK, is a 6-bolt hot shift PTO with both pneumatic and PowerShift (pneumatic/hydraulic) shift options. It mounts to transmissions from Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM, among others, making it one of the broader-application units in the medium-duty segment. The output shaft is a 1-1/4" round shaft with a 5/16" key. Continuous torque capability for the 272 Series reaches 300 lb-ft (407 Nm); intermittent torque is rated in the 201-300 lb-ft (401-500 Nm) range. Output power exceeds 56 HP (41-50 kW). The 272 Series consolidates earlier Chelsea 230, 231, 236, 238, 270, and 271 models into a single platform. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting, compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other transmissions
Pneumatic and PowerShift (pneumatic/hydraulic) shift options 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 rated at 56+ HP (41-50 kW); shaft power 57 HP at 1,000 RPM
Rotatable flanges; consolidates Chelsea 230, 231, 236, 238, 270, and 271 series into one platform
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)
- Shaft Power: 29 HP (21 kW) at 500 RPM; 57 HP (43 kW) at 1,000 RPM
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- Transmission Compatibility: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other manufacturers
Additional Information
The Chelsea 272 Series consolidates six previous Chelsea PTO series - the 230, 231, 236, 238, 270, and 271 - into a single medium-duty hot shift platform. The series offers nine speed ratios and eighteen shift configurations. Direct-mount output options are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft output configurations include the Smart-Start option, designed for high-torque start-up conditions. The 272 Series includes an integral air control valve and features rotatable flanges for installation flexibility. Typical application markets include towing and recovery, aerial work, construction equipment, and water trucks.Parts manual and diagrams: Chelsea 272 Series PTO parts list with prices
