Features
Hydraulic PowerShift (hot-shift) operation for automatic transmissions with 10-bolt aperture
Ductile iron bearing cap, 117% stronger than gray iron predecessor
O-ring sealing configuration between housing and bearing cap improves clamp load and resists vibration
Clutch pack steel discs are 80% thicker to resist premature tooth wear
Nine speed ratios including low and high speeds; series continuous torque rating of 390 lb-ft
Electronic Overspeed Control (EOC) protects driven equipment; SmartStart option reduces shock load at engagement
Wet Spline Lubrication option provides 7 to 10 times greater shaft life; hose included
Tech Specs
- Mounting Type: 10-Bolt
- Shift Type: Hydraulic PowerShift (Hot Shift)
- Compatible Transmissions: Allison and Caterpillar (10-bolt aperture)
- Continuous Torque Rating: 390 lb-ft (529 Nm) - verify actual rating on application page
- Output Types Available: SAE B Pump Flange, SAE C Pump Flange, ISO 7652 Pump Flange, Driveline
- Speed Ratios: Nine ratios including low and high speeds
- Lubrication: Wet Spline option available
- Continuous Operation: Yes
Additional Information
Parts Manual: Chelsea 281 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
