The Chelsea 823XDAHX-M5XS is an extra heavy-duty Power Take-Off from the Chelsea 823 Series, designed for high-torque applications including oil field equipment, logging machinery, and pumper cleaner trucks. It mounts to transmissions with an 8-bolt PTO aperture and is compatible with Allison, Eaton/Fuller, Volvo/Mack, and Daimler/Detroit transmissions. The 823 Series features a cast iron housing with tapered cone bearings on the output shaft for strong load-bearing capability. Output options include an SAE C pump flange and a 1410 Series companion flange. The lever/mechanical shift design and seven internal speed ratios make this a versatile, capable unit for demanding mobile, forestry, and oil and gas markets. Available from Pro Gear and Transmission.
Features
Extra heavy-duty 823 Series design for high-torque applications including oil field, logging, and pumper cleaner trucks
8-bolt mounting fits Allison, Eaton/Fuller, Volvo/Mack, and Daimler/Detroit transmissions
Lever/mechanical shift with seven internal speed ratios
Cast iron housing with tapered cone bearings on the output shaft for greater load-bearing capability
Output choices: SAE C (1-1/4"-14T) pump spline and 1410 Series companion flange
Rated for continuous operation with 30% de-rating; 56+ HP output power
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Lever, Mechanical
- Output Type: SAE C Pump Flange, Driveline
- Output Shaft Type: SAE C (1-1/4"-14T) Pump Spline; 1410 Series Companion Flange
- Intermittent Torque: 401-500 lb-ft (check application pages for actual torque ratings)
- Output Power: 56+ HP / 51+ kW
- Continuous Operation: Yes, with 30% de-rating
- Lubricant Options: Pressure Lube, No Pressure Lube, Wet Spline
- Compatible Transmission Brands: Allison, Eaton/Fuller, Volvo/Mack, Daimler/Detroit
Additional Information
Parts Manual: Chelsea 823 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
