The Chelsea 281GDFJP-D5RK or 281GDFJPD5RK is a 281 Series Power Take-Off designed for automatic transmissions with a 10-bolt aperture, including Allison and Caterpillar transmissions. It uses hydraulic (PowerShift) engagement for hot-shift operation during continuous duty cycles. The 281 Series carries a continuous torque rating of 390 lb-ft and is an evolution of the 280 Series, featuring a ductile iron bearing cap rated 117% stronger than the gray iron predecessor, an o-ring sealing configuration between the housing and bearing cap, and clutch-pack steel discs increased 80% in thickness. Output options across the series include SAE B and SAE C pump flanges, ISO 7652 pump flange, and driveline configurations. Call us to confirm proper fit and output configuration for your application.
Features
281 Series hydraulic PowerShift PTO for hot-shift, continuous-duty operation
10-bolt mounting aperture fits Allison and Caterpillar automatic transmissions
390 lb-ft continuous torque rating (529 Nm)
Ductile iron bearing cap, 117% stronger than gray iron predecessor
Clutch-pack steel discs increased 80% in thickness to resist premature wear
O-ring sealing between housing and bearing cap improves clamp load and reduces vibration
Tech Specs
- Mounting Type: 10-Bolt
- Shift Type: Hydraulic (PowerShift) - Hot Shift
- Continuous Operation: Yes
- Continuous Torque: 390 lb-ft (529 Nm)
- Transmission Compatibility: Allison and Caterpillar automatic transmissions
- Output Options: SAE B Pump Flange, SAE C Pump Flange, ISO 7652 Pump Flange, Driveline
- Lubrication: Pressure Lube or Wet Spline options available
