The Chelsea 282XPAJX-13RF or 282XPAJX13RF is an 8-bolt, medium-duty hot-shift power take-off from the Chelsea 282 Series, compatible with Allison, Eaton/Fuller, Volvo/Mack, and other transmission manufacturers. It shifts pneumatically or via PowerShift (pneumatic/hydraulic) and delivers continuous torque up to 300 lb-ft (407 Nm) with an intermittent rating of 201-300 lb-ft (401-500 Nm). The 1-1/4" round output shaft includes a 5/16" key. Shaft power reaches 57 HP at 1,000 RPM and 29 HP at 500 RPM. Applications include aerial work, construction equipment, towing and recovery, water trucks, and fuel oil delivery. Call us to confirm proper fit for your transmission and application.

The 282XPAJX-13RF is part of the Chelsea 282 Series, a medium-duty hot-shift PTO line designed for demanding vocational applications including aerial work, construction equipment, towing and recovery, water trucks, and fuel oil delivery. The 282 Series offers nine speed ratios and eighteen shift options, with rotatable flanges for flexible installation. Direct-mount outputs support optional wet-spline technology for longer PTO and pump shaft life. Driveshaft output configurations include a positive stop to prevent seal damage from driveshaft yokes. The Smart Start option is available for high-torque start-up situations. Integral air valve is included. Flanges are rotatable for installation flexibility.
Features
8-bolt mounting for broad transmission compatibility including Allison, Eaton/Fuller, and Volvo/Mack
Pneumatic or PowerShift (pneumatic/hydraulic) shift options
1-1/4" round output shaft with 5/16" key
Continuous-duty 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
Optional wet-spline and Smart Start configurations for high-torque start-up and extended shaft life
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
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Mounting Type: 8-Bolt
- Shift Type: Pneumatic or PowerShift (Pneumatic/Hydraulic)
- Output Power: 41-50 kW / 56+ HP
- Shaft Power: 29 HP (21 kW) at 500 RPM; 57 HP (43 kW) at 1,000 RPM
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, and other manufacturers
Additional Information

The 282XPAJX-13RF is part of the Chelsea 282 Series, a medium-duty hot-shift PTO line designed for demanding vocational applications including aerial work, construction equipment, towing and recovery, water trucks, and fuel oil delivery. The 282 Series offers nine speed ratios and eighteen shift options, with rotatable flanges for flexible installation. Direct-mount outputs support optional wet-spline technology for longer PTO and pump shaft life. Driveshaft output configurations include a positive stop to prevent seal damage from driveshaft yokes. The Smart Start option is available for high-torque start-up situations. Integral air valve is included. Flanges are rotatable for installation flexibility.
Parts Manual: Chelsea 282 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
