The Chelsea 272HSLLX-B8RS or 272HSLLXB8RS is a 272 Series Hot Shift power take-off built on a 6-bolt mounting pattern. It uses pneumatic or PowerShift (pneumatic/hydraulic) engagement and delivers a 1-1/4" round output shaft with a 5/16" key. Intermittent torque capacity runs 201-300 lb-ft (401-500 Nm); continuous torque is rated at 300 lb-ft (407 Nm) - verify your exact application on Chelsea's application pages for confirmed ratings. Output power exceeds 56 HP (41-50 kW), with shaft power measured at 29 HP at 500 RPM and 57 HP at 1,000 RPM. The 272 Series consolidates earlier Chelsea 230, 231, 236, 238, 270, and 271 Series PTOs into a single platform, covering Towing and Recovery, Aerial, Construction Equipment, and Water Truck applications. Compatible transmission manufacturers include Allison, Eaton/Fuller, Volvo/Mack, Aisin, Ford, and RAM. Call us to confirm proper fit for your application.
Features
6-bolt mounting pattern for broad transmission compatibility
Pneumatic or PowerShift (pneumatic/hydraulic) shift engagement with integral air control valve
1-1/4" round output shaft with 5/16" key
Intermittent torque: 201-300 lb-ft (401-500 Nm); continuous torque: 300 lb-ft (407 Nm) - confirm via Chelsea application pages
Shaft power: 29 HP at 500 RPM, 57 HP at 1,000 RPM
Compatible with Allison, Eaton/Fuller, Volvo/Mack, Aisin, Ford, 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 / 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 Transmission Manufacturers: Allison, Eaton/Fuller, Volvo/Mack, Aisin, Ford, RAM
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
