Description
The Chelsea 442 Series Power Take-Off Assembly, part number 442XXESX-A5RB or 442XXESXA5RB, is a 6-bolt mount PTO featuring a 0.391:1 gear ratio and air shift actuation. The standard mount uses metric studs, and the output is a 1-1/4″ round standard shaft with no pressure lube required. Cast iron housing and tapered cone bearings on the output shaft contribute to the 442 Series’ torque rating and service life. The 360-degree rotatable output flange aids clearance in tight installations, and the greaseable output shaft supports extended service intervals. Suited for dump trucks, tow trucks, service trucks, and similar vocational applications. Call us to confirm proper fit for your transmission application.
Features
Chelsea 442 Series, 6-bolt standard mount with metric studs
Gear ratio: 0.391:1
Shift type: Air shift
Output: 1-1/4″ round standard shaft, no pressure lube required
Cast iron housing with tapered cone bearings on the output shaft
360-degree rotatable output flange and greaseable output shaft
Tech Specs
- Product Series: 442
- Gear Ratio: 0.391:1
- Mounting Option: Standard Mount with Metric Studs (6-Bolt)
- Shift Type: Air Shift
- Output Shaft: 1-1/4″ Round Standard Shaft
- Lubricant: No Pressure Lube
- Assembly: 3
- Input Gear Designator: AH
Additional Information
Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.









