The Chelsea 442 Series Power Take-Off Assembly, part number 442XWAHX-A3XK or 442XWAHXA3XK, is a 6-bolt mount PTO built for light-to-medium duty vocational trucks including dump trucks, tow trucks, and service trucks. This unit runs an air shift actuation system and delivers a 0.391:1 gear ratio through a 1-1/4" round standard output shaft. Mounting uses standard metric studs, and the unit operates without a pressure lube system. The cast iron housing and tapered cone bearings on the output shaft are characteristic of the 442 Series, which carries an intermittent torque rating of up to 250 lb-ft (series rating; confirm actual rating for your application). Cross-references include 1450-442XWAHXA3XK and CHL442XWAHXA3XK. Call us to confirm fit for your specific transmission.
Typical applications include dump trucks, tow and recovery trucks, service trucks, and aerial trucks.
Parker Chelsea service documentation: 442 Series Owner's Manual, 442 Series Parts List (HY25-2442-M1_US), Chelsea Service Manual (HY25-6442-M1/US).
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, no pressure lube required
Cast iron housing with tapered cone bearings on the output shaft
Rotatable output flange and greaseable 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
Additional Information
Cross-references: 1450-442XWAHXA3XK, 1450442XWAHXA3XK, 442XWAHXA3XK, CHL442XWAHXA3XK, S-12146, S12146Typical applications include dump trucks, tow and recovery trucks, service trucks, and aerial trucks.
Parker Chelsea service documentation: 442 Series Owner's Manual, 442 Series Parts List (HY25-2442-M1_US), Chelsea Service Manual (HY25-6442-M1/US).
