Description
The Chelsea 272HDLLX-B8RK or 272HDLLXB8RK is a 272 Series 6-bolt hot shift power take-off built for medium-duty mobile equipment applications. It uses a pneumatic (air shift) or PowerShift (pneumatic/hydraulic) engagement and carries a continuous torque rating up to 300 lb-ft (407 Nm), with intermittent torque rated at 201-300 lb-ft (401-500 Nm). The output shaft is a 1-1/4″ round shaft with a 5/16″ key. Shaft power output is rated at 29 HP at 500 RPM or 57 HP at 1,000 RPM. Compatible transmissions span a broad range including Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM applications. The 272 Series consolidates several earlier Chelsea medium-duty PTO lines into one platform. Call us to confirm proper fit for your specific transmission and application.
Features
6-bolt mounting configuration for broad transmission compatibility
Pneumatic (air shift) and PowerShift (pneumatic/hydraulic) shift options
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)
Shaft power output: 29 HP at 500 RPM, 57 HP at 1,000 RPM
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: Up to 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 (Air Shift) or PowerShift (Pneumatic/Hydraulic)
- Output Power: 56+ HP (41-50 kW)
- Shaft Power: 29 HP (21 kW) at 500 RPM; 57 HP (43 kW) at 1,000 RPM
- Compatible Transmissions: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other applications
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
