The Chelsea 871XBFJP-B5SV is a 10-bolt PowerShift (hydraulic) Power Take-Off from Chelsea's 871 Series, designed for Allison transmission applications. The 871 Series features a ductile iron bearing cap rated 117% stronger than gray iron, an o-ring sealing configuration between the housing and bearing cap for improved clamp load, and a compact housing profile to reduce clearance conflicts during installation. The series supports continuous-duty operation with torque capacity up to 670 lb-ft (908 N-m) and offers nine speed ratios across thirteen output options. Wet Spline, SmartStart, and Quiet Gear input configurations are available within the series. The 871 Series supersedes the Chelsea 870 Series PTO.
Features
10-bolt mounting, hydraulic PowerShift engagement
Designed for Allison transmission applications
Ductile iron bearing cap, 117% stronger than gray iron predecessor
O-ring seal between housing and bearing cap for improved clamp load
Compact housing reduces installation clearance issues
Supports continuous-duty operation; series torque capacity up to 670 lb-ft (908 N-m)
Tech Specs
- Series: Chelsea 871 Series
- Mounting: 10-Bolt
- Shift Type: PowerShift (Hydraulic)
- Transmission Compatibility: Allison
- Continuous Operation: Yes
- Series Torque Capacity: 670 lb-ft (908 N-m)
- Shaft Power (Series): 64 HP at 500 RPM, 128 HP at 1000 RPM
- Speed Ratios Available (Series): Nine
- Output Options Available (Series): Thirteen
- Bearing Cap Material: Ductile Iron
- Lubricant Type: Pressure Lube / Wet Spline
Additional Information
The 871 Series replaces the Chelsea 870 Series PTO. Series-level improvements include a ductile iron bearing cap (117% stronger than the gray iron cap used on the 870 Series), an o-ring sealing configuration to reduce vibration effects from modern engine designs, and Electronic Overspeed Control (EOC) to protect driven equipment. The 871 Series is the only Chelsea PTO to offer all three of Chelsea's Wet Spline, SmartStart, and Quiet Gear options within a single product family. Typical market applications for the 871 Series include fire and rescue, truck cranes, pumper-cleaner trucks, and refuse vehicles.Parts Manual: Chelsea 871 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
