The Chelsea 812 Series Power Take-Off Assembly, part number 812GKAHX-V3XD or 812GKAHXV3XD, is a single-gear 8-bolt PTO built for extra heavy-duty vocational truck applications. The 812 Series was designed to fit most manual transmissions with an 8-bolt mounting aperture and features a low-profile cast iron housing suited for tight under-vehicle clearances. Shift type for this series is wire/cable mechanical. Output power for the 812 Series reaches 56+ HP (51+ kW), with an intermittent torque rating up to 400 lb-ft (542 Nm). Typical applications include dump trucks, tow and recovery vehicles, and aerial devices. Note: Parker Chelsea lists the 812 Series as obsolete; confirm current availability by calling Pro Gear and Transmission before ordering.
Features
8-Bolt mounting aperture fits most manual transmissions
Wire/cable mechanical shift type
Low-profile cast iron housing for tight under-vehicle installations
Single-gear design rated up to 400 lb-ft (542 Nm) intermittent torque
Output power: 56+ HP (51+ kW)
Typical applications: dump trucks, tow and recovery, aerial devices
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Power: 56+ HP (51+ kW)
- Intermittent Torque: Up to 400 lb-ft (542 Nm)
- Continuous Torque: De-rate torque rating 30% (see application pages for actual ratings)
- Output Shaft Type: Round shaft with 1-1/4" key
- Housing Material: Cast iron
- Series Status: Obsolete (Parker Chelsea lists the 812 Series as no longer available)
