442ZSFNX-A3RA Chelsea PTO Assembly

The Chelsea 442 Series Power Take-Off Assembly, part number 442ZSFNX-A3RA or 442ZSFNXA3RA, is a 6-bolt mount PTO configured with a 0.391:1 gear ratio and air shift actuation. The output is a 1-1/4" round standard shaft, and mounting uses standard metric studs. The unit runs without pressure lubrication (No Pressure Lube configuration) and carries the AH input gear designator. Built on the 442 Series platform, it features a cast iron housing with tapered cone bearings on the output shaft for durability in light-to-medium duty vocational applications. Typical applications include dump trucks, service trucks, and towing and recovery vehicles. Call us to confirm proper fit for your transmission.

Features

Chelsea 442 Series, 6-bolt transmission mount with metric studs
Air shift actuation for remote engagement
0.391:1 gear ratio with AH input gear designator
1-1/4" round standard output shaft
No pressure lube configuration
Cast iron housing with tapered cone bearings on the output shaft

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

The Chelsea 442 Series is suited for light-to-medium duty vocational equipment including dump trucks, service trucks, tow and recovery trucks, and small aerial trucks. The 442 Series platform offers thirty-six output options including Chelsea's 360-degree rotatable flange, and eleven internal speed ratios 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).