442XWEWX-W5XD Chelsea PTO Assembly

The Chelsea 442 Series Power Take-Off Assembly, part number 442XWEWX-W5XD or 442XWEWXW5XD, is a 6-bolt transmission-mount PTO built for light-to-medium duty vocational applications including dump trucks, tow trucks, and service trucks. This unit carries a 0.391:1 gear ratio and engages via air shift, making it compatible with air-system-equipped vehicles without additional shift hardware. The output is a 1-1/4" round standard shaft (no pressure lube required). Mounting uses standard 6-bolt geometry with metric studs. The cast iron housing and tapered cone output shaft bearings are characteristic of the 442 Series, which offers 36 output configurations and 11 internal speed ratios across the product family. Cross-references include 1000XSW183SE and CHL442XWEWXW5XD. Call us to confirm proper fit for your transmission and application.

Features

Chelsea 442 Series, 6-bolt transmission mount with metric studs
Air shift engagement
0.391:1 gear ratio
1-1/4" round standard output shaft, no pressure lube required
Cast iron housing with tapered cone output shaft bearings
Rotatable output flanges and greaseable output shafts

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

Additional Information

Cross-references for 442XWEWX-W5XD: 1000XSW183SE, 1450-442XWEWXW5XD, 1450442XWEWXW5XD, CHL442XWEWXW5XD, WA20-06-5253, WA20065253.
The Chelsea 442 Series is suited for tow trucks, dump trucks, service trucks, and aerial/snow-and-ice equipment. The 442 Series Owner's Manual (Parker document HY25-6442-M1/US) and 442 Series Parts List (HY25-2442-M1_US) are available from Parker Chelsea for detailed installation and service information.