Description
The Chelsea 442 Series Power Take-Off, part number 442KUBSX-S3XD or 442KUBSXS3XD, is a 6-bolt mount PTO built for light-to-medium duty vocational applications including dump trucks, tow trucks, and service trucks. This unit runs an air shift actuation and a 0.391:1 gear ratio. The output is a 1-1/4″ round standard shaft (XD option), and mounting uses standard metric studs. Lubrication is non-pressure (splash lube). The cast iron housing and tapered cone bearings on the output shaft contribute to the 442 Series’ class-leading torque rating and long service life. Call us to confirm proper fit for your transmission application.
Features
Chelsea 442 Series, 6-bolt transmission mount with metric studs
Air shift actuation for remote engagement
0.391:1 gear ratio
1-1/4″ round standard output shaft (XD designation)
Non-pressure (splash) lubrication
Cast iron housing with tapered cone bearings on output shaft for extended service life
Tech Specs
- Product Series: 442
- Input Gear Designator: AH
- Gear Ratio: 0.391:1
- Mounting Option: Standard Mount with Metric Studs (6-Bolt)
- Shift Type: Air Shift
- Output Option: 1-1/4″ Round Standard Shaft
- Assembly: 3
- Lubricant: No Pressure Lube (Splash)








