The Chelsea 442 Series Power Take-Off, part number 442ZWFNX-W5XE or 442ZWFNXW5XE, is a 6-bolt mount PTO assembly configured with an air shift actuator, a 0.391:1 gear ratio, and a 1-1/4" round standard output shaft. Mounting uses the standard configuration with metric studs. The unit carries no internal pressure lube circuit, running on splash lubrication. The 442 Series is built around a cast iron housing with tapered cone bearings on the output shaft, a low-profile shift cover, and a 360-degree rotatable output flange that aids installation clearance in tight applications. Greaseable output shafts support extended service intervals. Suited for tow trucks, dump trucks, service trucks, and light aerial equipment. Call us to confirm proper fit for your transmission application.
Features
Air shift actuation
0.391:1 gear ratio
1-1/4" round standard output shaft
Standard 6-bolt mount with metric studs
Cast iron housing with tapered cone bearings
Rotatable output flange for improved installation clearance
Tech Specs
- Product Series: 442
- Input Gear Designator: AH
- Gear Ratio: 0.391:1
- Mounting Option: Standard Mount with Metric Studs
- Shift Type: Air Shift
- Output Option: 1-1/4" Round Standard Shaft
- Assembly: 3
- Lubricant: No Pressure Lube
- Mounting Bolt Pattern: 6-Bolt
- Dimensions (H x W x L): 8.38" x 10.38" x 14.25"
Additional Information
The Chelsea 442 Series is designed to fit virtually all existing 6-bolt transmission applications. The series carries an intermittent torque rating of 250 lb-ft (339 Nm) - verify actual torque rating against your specific application. Output shaft power is rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM for the series. Typical applications include tow and recovery trucks, dump trucks, service trucks, snow and ice equipment, and light aerial units. Parker Chelsea publishes a dedicated service manual (HY25-6442-M1/US) and parts list (HY25-2442-M1_US) for the 442 Series - contact Pro Gear and Transmission if you need documentation support or want to confirm this configuration suits your chassis.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
