The Chelsea 823 Series Power Take-Off Assembly, part number 823XBAKX-M6XS or 823XBAKXM6XS, is a heavy-duty mechanical-shift PTO built for high-torque applications including oil field equipment, logging, pumper cleaner trucks, and mining. It mounts via an 8-bolt aperture and is compatible with Allison, Eaton/Fuller, Volvo/Mack, and other transmission platforms. The output shaft is a 1-1/2 inch 10-spline configuration with a 1410 Series companion flange for direct driveline connection. Intermittent torque is rated at 500 lb-ft (678 Nm) - check application pages for actual torque ratings specific to your installation. Shaft power output reaches 95 HP at 1000 RPM. Call us to confirm proper fit for your application.
Features
8-bolt mounting, compatible with Allison, Eaton/Fuller, Volvo/Mack, and other transmissions
Lever/mechanical shift type
1-1/2 inch 10-spline output shaft with 1410 Series companion flange
Intermittent torque rated at 500 lb-ft (678 Nm) - verify via application pages
Shaft power: 48 HP at 500 RPM, 95 HP at 1000 RPM
Suited for oil field, logging, pumper cleaner, and mining applications
Tech Specs
- Intermittent Torque: 500 lb-ft / 678 Nm (check application pages for actual torque ratings)
- Shift Type: Lever, Mechanical
- Output Power: 56+ HP / 51+ kW
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Other
- Output Shaft Type: 1-1/2 inch 10-spline with 1410 Series Companion Flange
- Mounting Type: 8-Bolt
- Shaft Power: 48 HP (500 RPM), 95 HP (1000 RPM) / 36 kW (500 RPM), 71 kW (1000 RPM)
Additional Information