The Chelsea 442 Series Power Take-Off Assembly, part number 442ZRAHX-A3GF or 442ZRAHXA3GF, 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 an air shift actuation with a 0.391:1 gear ratio and a 1-1/4" round standard output shaft. Mounting uses a standard configuration with metric studs. The cast iron housing and tapered cone bearings on the output shaft are characteristic of the 442 Series, which covers eleven internal speed ratios and thirty-six output options. No pressure lube is required for this assembly. Call us to confirm proper fit for your transmission and application.
Parker Chelsea reference documents for the 442 Series: 442 Series Parts List (HY25-2442-M1_US), 442 Series Service Manual (HY25-6442-M1/US), and the Chelsea Power Take-Off General Information Catalog. Contact Pro Gear and Transmission to confirm fitment for your specific transmission.
Features
Air shift actuation for reliable pneumatic engagement
0.391:1 gear ratio for the designated input gear
1-1/4" round standard output shaft
Standard 6-bolt mount with metric studs
Cast iron housing with tapered cone bearings on the output shaft
Greaseable output shafts; rotatable output flanges for improved clearance
Tech Specs
- Product Series: 442
- Input Gear Designator: AH
- Gear Ratio: 0.391:1
- Shift Type: Air Shift
- Mounting Option: Standard Mount with Metric Studs
- Output Shaft: 1-1/4" Round Standard Shaft
- Assembly: 3
- Lubricant: No Pressure Lube
Additional Information
The Chelsea 442 Series is designed to fit virtually all existing 6-bolt transmission applications. The 442 Series offers eleven internal speed ratios and thirty-six output options, including Chelsea's 360-degree rotatable flange. Typical vocational markets served by the 442 Series include aerial, fire and rescue, construction, forestry, and municipal equipment. Applications include snow and ice trucks, service trucks, dump trucks, and towing and recovery trucks.Parker Chelsea reference documents for the 442 Series: 442 Series Parts List (HY25-2442-M1_US), 442 Series Service Manual (HY25-6442-M1/US), and the Chelsea Power Take-Off General Information Catalog. Contact Pro Gear and Transmission to confirm fitment for your specific transmission.
