The Chelsea 272 Series Power Take-Off Assembly, part number 272HKLLP-B8SD or 272HKLLPB8SD, is a 6-bolt hot-shift PTO built for medium-duty applications including aerial work, construction equipment, towing and recovery, and water trucks. It features a 1-1/4" round output shaft with a 5/16" key and supports both pneumatic and hydraulic (PowerShift) engagement. Intermittent torque is rated at 201-300 lb-ft (401-500 Nm), with continuous torque reaching 300 lb-ft (407 Nm) across supported transmission applications. Shaft power output is 57 HP at 1,000 RPM (43 kW). The 272 Series fits a broad range of transmission manufacturers including Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM. Available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
6-Bolt mounting with rotatable flanges for flexible installation
Pneumatic or hydraulic (PowerShift) shift engagement with integral air control valve
1-1/4" round output shaft with 5/16" key
Intermittent torque rating: 201-300 lb-ft (401-500 Nm); continuous torque: 300 lb-ft (407 Nm)
57 HP (43 kW) shaft power output at 1,000 RPM
Wet-Spline option for extended PTO and pump shaft life; Smart-Start option for high-torque engagement conditions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or PowerShift (Pneumatic/Hydraulic)
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: 300 lb-ft (407 Nm) - check application pages for actual torque ratings
- Shaft Power at 500 RPM: 29 HP (21 kW)
- Shaft Power at 1,000 RPM: 57 HP (43 kW)
- Output Power: 56+ HP (41-50 kW)
- Compatible Transmissions: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other manufacturers
Additional Information
