Description
The Chelsea 823 Series Power Take-Off Assembly, part number 823XMAHX-A3XS or 823XMAHXA3XS, is an extra heavy-duty PTO built for high-torque applications including oil field equipment, logging, and pumper cleaner trucks. It mounts via an 8-bolt pattern and is compatible with Eaton/Fuller, Volvo/Mack, Allison, and other transmission platforms. The shift type is lever/mechanical. Output is through a 1-1/2″-10T spline with a 1410 Series companion flange. Intermittent torque is rated at 500 lb-ft (678 Nm) – check application pages for actual torque ratings on your specific configuration. Shaft power reaches 95 HP (71 kW) at 1000 RPM and 48 HP (36 kW) at 500 RPM. A genuine Chelsea part from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
Extra heavy-duty design rated for high-torque applications: oil field, logging, and pumper cleaner trucks
8-bolt mounting pattern – fits Eaton/Fuller, Volvo/Mack, Allison, and other transmission platforms
Lever/mechanical shift type
1-1/2″-10T spline output with 1410 Series companion flange
Intermittent torque: 500 lb-ft (678 Nm) – verify rating on application pages for your specific unit
Shaft power: 48 HP (36 kW) at 500 RPM; 95 HP (71 kW) at 1000 RPM
Tech Specs
- Intermittent Torque: 500 lb-ft / 678 Nm (Check Application Pages for Actual Torque Ratings)
- Shift Type: Lever, Mechanical
- Mounting Type: 8-Bolt
- Output Shaft Type: 1-1/2″ – 10T Spline with 1410 Series Companion Flange
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Allison, Other
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 48 HP (36 kW) at 500 RPM; 95 HP (71 kW) at 1000 RPM
- Continuous Operation: Yes, with 30% de-rating
