The Chelsea 871 Series Power Take-Off Assembly, part number 871XFKVP-B5XV or 871XFKVPB5XV, is a 10-bolt PowerShift (hydraulic) PTO designed for Allison transmissions. The 871 Series carries a continuous torque capacity up to 670 lb-ft (908 N-m) with no derating required for continuous duty applications. Nine speed ratios and thirteen output options give this unit broad application reach across fire and rescue, truck crane, pumper cleaner, and refuse markets. The 871 Series is the only Chelsea PTO to offer all three of Chelsea's signature options together: Wet Spline, SmartStart, and Quiet Gear. The 871 Series replaces the earlier Chelsea 870 Series PTO. Call us to confirm proper fit and configuration for your specific installation.
Features
10-bolt PowerShift (hydraulic) mounting for Allison transmissions
Continuous torque capacity up to 670 lb-ft (908 N-m) - no derating required for continuous duty
Ductile iron bearing cap, 117% stronger than gray iron
O-ring sealing configuration between housing and bearing cap reduces vibrational effects and improves clamp load
Nine speed ratios and thirteen output options
Offers all three Chelsea options on one unit: Wet Spline, SmartStart, and Quiet Gear
Electronic Overspeed Control (EOC) protects driven equipment
Tech Specs
- Mounting Type: 10-Bolt
- Shift Type: PowerShift (Hydraulic)
- Transmission Manufacturer: Allison
- Continuous Torque: 670 lb-ft (908 N-m) - check application pages for actual torque ratings
- Shaft Power: 64 HP at 500 RPM / 128 HP at 1000 RPM
- Speed Ratios: Nine
- Output Options: Thirteen
- Output Shaft Types: SAE B (7/8 in. - 13T) Pump Spline, SAE BB (1 in. - 15T) Pump Spline, SAE C (1-1/4 in. - 14T) Pump Spline, DIN 5462 Pump Spline, 1410 Series Companion Flange, DIN 120 Flange, DIN 100 Flange
- Output Types: SAE B Pump Flange, SAE C Pump Flange
- Lubrication: Pressure Lube and Wet Spline
- Continuous Operation: Yes
- Applications: Fire and Rescue, Truck Cranes, Pumper Cleaner, Refuse
- Supersedes: Chelsea 870 Series PTO
Additional Information
Parts Manual: Chelsea 871 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
