Features
Hydraulic PowerShift (hot-shift) operation for use with automatic transmissions
Ductile iron bearing cap, 117% stronger than gray iron predecessor
O-ring seal between housing and bearing cap improves clamp load and resists vibrational damage
80% thicker steel discs in the clutch pack reduce premature tooth wear
Nine speed ratios including low and high speeds
Wet Spline Lubrication option provides 7 to 10 times greater shaft life
Electronic Overspeed Control (EOC) protects driven equipment
SmartStart feature reduces shock load at start-up for applicable configurations
Rotatable cast-iron flanges reduce interference and improve pump clearance
Positive Stop for driveline outputs eliminates oil seal damage from coupling
Tech Specs
- Shift Type: Hydraulic PowerShift (hot-shift)
- Mounting: 10-bolt aperture
- Compatible Transmissions: Allison and Caterpillar automatic transmissions
- Continuous Torque (series rating): 390 lb-ft (529 Nm)
- Output Types: SAE B pump flange, SAE C pump flange, ISO 7652 pump flange, driveline
- Speed Ratios: Nine, including low and high
- Lubrication: Pressure lube or Wet Spline option
- Continuous Operation: Yes
- Part Number: 281GCFJV-D8RY or 281GCFJVD8RY
Additional Information
Parts Manual: Chelsea 281 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
