Description
The Chelsea 442 Series Power Take-Off, part number 442KRJLX-A5XD or 442KRJLXA5XD, is a 6-bolt mount PTO built for light-to-medium duty vocational applications including dump trucks, tow trucks, and service trucks. This unit runs a 0.391:1 gear ratio with air shift actuation and delivers its output through a 1-1/4″ round standard shaft. Mounting uses the standard configuration with 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 supports intermittent torque in the 201-300 lb-ft range and shaft power up to 48 HP at 1,000 RPM. Call us to confirm proper fit for your transmission application.
Features
Chelsea 442 Series, 6-bolt transmission mount with metric studs
Air shift actuation
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
Low-profile shift cover; rotatable output flanges for improved clearance; greaseable output shafts
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
Additional Information
The Chelsea 442 Series is suited for tow trucks, service trucks, dump trucks, snow and ice trucks, and small aerial trucks. Thirty-six output options and eleven internal speed ratios are available across the 442 Series family, making it adaptable to a wide range of vocational transmission applications. This part is also referenced as SP442KRJLX-A5XD in some catalog systems. Parker Chelsea publishes a dedicated service manual (HY25-6442-M1/US) and parts list (HY25-2442-M1_US) for the 442 Series; consult those documents or call Pro Gear and Transmission to verify compatibility with your specific transmission and hydraulic system.
