The Chelsea 282XMDAX-A5RK or 282XMDAXA5RK is a medium-duty hot-shift power take-off assembly from the Chelsea 282 Series, built for continuous-duty applications. It mounts via an 8-bolt pattern and accepts either pneumatic or PowerShift (pneumatic/hydraulic) actuation. The output shaft is a 1-1/4" round with a 5/16" key. Continuous torque capacity reaches 300 lb-ft (407 Nm) -- verify actual rating on the Chelsea application pages for your specific transmission. Compatible transmissions span Allison, Volvo/Mack, Eaton/Fuller, and other makes. Shaft power output is rated at 29 HP (21 kW) at 500 RPM and 57 HP (43 kW) at 1,000 RPM. Typical applications include aerial, construction equipment, towing and recovery, water trucks, and fuel oil delivery. Available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
8-Bolt mounting pattern fits Allison, Volvo/Mack, Eaton/Fuller, and other transmission brands
Pneumatic or PowerShift (pneumatic/hydraulic) shift actuation with integral air valve
1-1/4" round output shaft with 5/16" key
Continuous torque capacity up to 300 lb-ft (407 Nm); shaft power 57 HP (43 kW) at 1,000 RPM
Wet-Spline option available for extended PTO and pump shaft service life
Smart Start option supports high-torque start-up; rotatable flanges aid installation flexibility
Tech Specs
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: 300 lb-ft (407 Nm) - Check Chelsea application pages for actual torque ratings for your transmission
- Output Shaft Type: 1-1/4" round with 5/16" key
- Mounting Type: 8-Bolt
- Shift Type: Pneumatic 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, Volvo/Mack, Eaton/Fuller, Other
Additional Information
Parts Manual: Chelsea 282 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
