The Chelsea 823 Series Power Take-Off, part number 823DGMAX-P6XV or 823DGMAXP6XV, is an extra heavy-duty PTO built for high-torque applications including oil field, logging, pumper cleaner trucks, and mining. It mounts via an 8-bolt aperture, making it compatible with Allison, Eaton/Fuller, and Volvo/Mack transmissions among others. The output shaft is a 1-1/2" 10-spline configuration fitted with a 1410 Series companion flange. Lever/mechanical shift is standard on this unit. Rated output reaches 95 HP at 1,000 RPM (71 kW), with an intermittent torque rating up to 500 lb-ft (678 Nm), verify actual torque against Chelsea application pages for your specific installation. The cast iron housing uses tapered cone bearings on the output shaft for greater load capacity. Call us to confirm proper fit for your application.
The Chelsea 823 Series is suited for demanding mobile and industrial applications including oil and gas, forestry, and mining equipment. The series supports continuous operation with a 30% de-rating and offers direct mount pump outputs. Multiple internal speed ratios are available within the 823 Series platform. Contact Pro Gear and Transmission to confirm which ratio and shift configuration applies to your specific installation.
Features
Extra heavy-duty 8-bolt mounting, compatible with Allison, Eaton/Fuller, and Volvo/Mack transmissions
Lever and mechanical shift type standard
1-1/2" - 10T spline output shaft with 1410 Series companion flange
Intermittent torque up to 500 lb-ft (678 Nm), check Chelsea application pages for your specific rating
Shaft power: 48 HP (36 kW) at 500 RPM; 95 HP (71 kW) at 1,000 RPM
Cast iron housing with tapered cone bearings on output shaft for high load capacity
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Lever, Mechanical
- Output Shaft Type: 1-1/2" - 10T Spline with 1410 Series Companion Flange
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Other
- Intermittent Torque: Up to 500 lb-ft / 678 Nm (check Chelsea application pages for actual rating)
- Output Power: 56+ HP (51+ kW)
- Shaft Power: 48 HP (36 kW) at 500 RPM; 95 HP (71 kW) at 1,000 RPM
Additional Information
The Chelsea 823 Series is suited for demanding mobile and industrial applications including oil and gas, forestry, and mining equipment. The series supports continuous operation with a 30% de-rating and offers direct mount pump outputs. Multiple internal speed ratios are available within the 823 Series platform. Contact Pro Gear and Transmission to confirm which ratio and shift configuration applies to your specific installation.
Parts Manual: Chelsea 823 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
