Features
281 Series hydraulic (PowerShift) hot-shift PTO for 10-bolt automatic transmission apertures, commonly Allison
Ductile iron bearing cap, 117% stronger than gray iron
O-ring sealing configuration between housing and bearing cap improves clamp load and resists vibrational effects
Enhanced clutch pack with 80% thicker steel discs to resist premature tooth wear
Nine speed ratios including low and high speeds
Rotatable cast-iron flanges reduce pump clearance interference
Wet spline lubrication option delivers 7 to 10 times greater shaft life
SmartStart reduces shock load at start-up; Electronic Overspeed Control (EOC) protects driven equipment
Tech Specs
- Mounting Type: 10-Bolt
- Shift Type: PowerShift (Hydraulic Hot-Shift)
- Compatible Transmission Manufacturer: Allison
- Continuous Operation: Yes
- Series Continuous Torque Rating: 390 lb-ft (529 Nm) - verify actual rating on application pages
- Speed Ratios: Nine, including low and high
- Series Output Power: 56+ HP (51+ kW)
- Series Shaft Power: 37 HP at 500 RPM; 74 HP at 1000 RPM
- Lubrication: Pressure Lube or Wet Spline options
- Part Number: 281GCFJP-B3SV or 281GCFJPB3SV
Additional Information
Parts Manual: Chelsea 281 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
