The Chelsea 823XGAKP-M4XV or 823XGAKPM4XV is a heavy-duty power take-off assembly from Chelsea's 823 Series, the extra heavy-duty PTO line built for demanding applications including oil field, logging, and pumper/cleaner trucks. 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 type delivers up to 500 lb-ft (678 Nm) intermittent torque, with continuous operation supported at a 30% de-rating. Output is through a 1410 Series companion flange with a 1-1/2" 10-spline output shaft. Shaft power reaches 95 HP (71 kW) at 1,000 RPM and 48 HP (36 kW) at 500 RPM. The 823 Series features a cast iron housing with tapered cone bearings on the output shaft for greater load capacity. Call us to confirm proper fit for your specific transmission and application.
Features
Extra heavy-duty 823 Series design rated for high-torque applications including oil field, logging, and pumper trucks
8-bolt mounting aperture fits automatic and manual transmissions from Allison, Eaton/Fuller, Volvo/Mack, and others
Lever/mechanical shift type; air shift also available in the 823 Series
Intermittent torque up to 500 lb-ft (678 Nm); check application pages for actual torque ratings
Output via 1410 Series companion flange with 1-1/2" - 10T spline
Shaft power: 48 HP (36 kW) at 500 RPM, 95 HP (71 kW) at 1,000 RPM; continuous operation with 30% de-rating
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: Allison, Eaton/Fuller, Volvo/Mack, Other
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 48 HP (36 kW) at 500 RPM; 95 HP (71 kW) at 1,000 RPM
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 823 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
