The Chelsea 272 Series Power Take-Off Assembly, part number 272KGJKX-B3RK or 272KGJKXB3RK, is a 6-bolt hot-shift PTO engineered for medium-duty vocational applications. It mounts to transmissions from Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM platforms. The output shaft is a 1-1/4" round shaft with a 5/16" key, and shift engagement is pneumatic or hydraulic (PowerShift). Continuous torque capacity reaches 300 lb-ft (407 Nm), with intermittent torque rated at 201-300 lb-ft (401-500 Nm). Output power exceeds 56 HP at rated speed. The 272 Series consolidates multiple earlier Chelsea series into one versatile platform suited for aerial, towing and recovery, water truck, and construction equipment applications. Call us to confirm proper fitment for your transmission and application.
Features
6-bolt mounting configuration compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM transmissions
Pneumatic or hydraulic (PowerShift) hot-shift engagement with integral air control valve
1-1/4" round output shaft with 5/16" key
Continuous torque rating: 300 lb-ft (407 Nm); intermittent torque: 201-300 lb-ft (401-500 Nm)
Output power: 56+ HP (41-50 kW); shaft power at 1,000 RPM: 57 HP (43 kW)
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: 500 RPM - 29 HP (21 kW); 1,000 RPM - 57 HP (43 kW)
- Shift Type: Pneumatic or PowerShift (Pneumatic/Hydraulic)
- Transmission Compatibility: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other manufacturers
Additional Information
Parts manual and diagrams: Chelsea 272 Series PTO parts list with prices
