Description
The Chelsea 442 Series Power Take-Off Assembly, part number 442ZUFNX-P3RA or 442ZUFNXP3RA, is a 6-bolt mount PTO built for light-to-medium duty vocational applications including dump trucks, service trucks, and tow trucks. This unit runs a 0.391:1 gear ratio with air shift actuation and a 1-1/4″ round standard output shaft. Mounting uses a standard configuration with metric studs. The unit operates without a pressure lube system. The cast iron housing and tapered cone bearings on the output shaft deliver long service life, while the 360-degree rotatable output flange aids installation clearance in tight mounting environments. Call us to confirm proper fit for your transmission and application.
Features
Air shift actuation
0.391:1 gear ratio
1-1/4″ round standard output shaft
Standard mount with metric studs, no pressure lube required
Cast iron housing with tapered cone bearings on output shaft
Rotatable output flange for improved installation clearance; greaseable output shaft
Tech Specs
- Product Series: 442
- Gear Ratio: 0.391:1
- Shift Type: Air Shift
- Output Shaft: 1-1/4″ Round Standard Shaft
- Mounting: Standard Mount with Metric Studs
- Lubricant: No Pressure Lube
- Input Gear Designator: AH
- Assembly: 3
- Mounting Bolt Pattern: 6-Bolt
Additional Information
The Chelsea 442 Series is designed to fit virtually all existing 6-bolt transmission applications. Typical vocational uses include dump trucks, tow and recovery trucks, service trucks, and aerial units. The 442 Series offers eleven internal speed ratios and thirty-six output options across the product line. Parker Chelsea documents available for this series include the 442 Series Owner’s Manual, 442 Series Parts List (HY25-2442-M1_US), and the Chelsea Service Manual (HY25-6442-M1/US).
