Description
The Chelsea 823 Series Power Take-Off Assembly, part number 823GRAHX-A3XS or 823GRAHXA3XS, is an extra heavy-duty PTO engineered for high-torque applications including oil field equipment, logging machinery, pumper cleaner trucks, and mining operations. It mounts via an 8-bolt aperture and fits automatic and manual transmissions from Allison, Eaton/Fuller, Volvo/Mack, and other manufacturers. The lever/mechanical shift design pairs with a 1-1/2″ 10-tooth spline output shaft and 1410 Series companion flange. Shaft power reaches 95 HP at 1,000 RPM and 48 HP at 500 RPM. Intermittent torque is rated at 500 lb-ft (678 Nm) — verify actual torque against the Chelsea application pages for your specific configuration. Call us to confirm proper fit for your application.
Features
Extra heavy-duty design built for oil field, logging, and high-torque mobile applications
8-bolt mounting aperture fits Allison, Eaton/Fuller, Volvo/Mack, and other transmission brands
Lever/mechanical shift type
1410 Series companion flange with 1-1/2″ – 10-tooth spline output shaft
Shaft power: 48 HP at 500 RPM, 95 HP at 1,000 RPM
Intermittent torque: 500 lb-ft / 678 Nm (check Chelsea application pages for actual rating in your application)
Direct mount pump output capability
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″ – 10-tooth spline with 1410 Series companion flange
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 48 HP at 500 RPM, 95 HP at 1,000 RPM (36 kW at 500 RPM, 71 kW at 1,000 RPM)
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Other
- Continuous Operation: Yes, with 30% de-rating
