The Chelsea 272FSLLP-B8RS or 272FSLLPB8RS is a 6-bolt hot-shift power take-off from the Chelsea 272 Series, designed for medium-duty applications in towing and recovery, aerial, construction, and water truck service. Shift type is pneumatic or PowerShift (pneumatic/hydraulic), with an integral air control valve included. The output shaft is a 1-1/4" round shaft with a 5/16" key. Continuous torque rating reaches 300 lb-ft (407 Nm); intermittent torque falls in the 201-300 lb-ft (401-500 Nm) range. Output power is rated at 56+ HP (41-50 kW), with shaft power of 29 HP at 500 RPM and 57 HP at 1,000 RPM. Compatible transmission manufacturers include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM, among others. Call us to confirm proper fit for your specific transmission and application.
Features
6-bolt mounting for broad transmission compatibility, including Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM
Pneumatic or PowerShift (pneumatic/hydraulic) shift with integral air control valve included
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 29 HP at 500 RPM, 57 HP at 1,000 RPM
Suited for aerial, towing and recovery, construction equipment, and water truck applications
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 or PowerShift (Pneumatic/Hydraulic)
- Compatible Transmission Manufacturers: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and others
Additional Information
The Chelsea 272 Series consolidates several earlier Chelsea medium-duty PTO lines into one platform. The 272 Series offers nine speed ratios, eighteen shift options, and a range of direct-mount and driveshaft output configurations. Direct-mount outputs are available with optional Wet-Spline technology for extended PTO and pump shaft service life. Driveshaft output versions include the Smart-Start feature for high-torque start-up conditions. Rotatable flanges allow flexible installation positioning. The 272 Series is applied in aerial, construction equipment, towing and recovery, water truck, defense, material handling, and water drilling markets.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
