442ZWJGX-A4XD Chelsea PTO Assembly

The Chelsea 442 Series Power Take-Off, part number 442ZWJGX-A4XD or 442ZWJGXA4XD, is a 6-bolt mount PTO built for light-to-medium duty vocational applications including dump trucks, tow trucks, and service trucks. This unit features air shift actuation, a 0.391:1 gear ratio, and a 1-1/4" round standard output shaft. Mounting uses the standard configuration with metric studs. The cast iron housing and tapered cone bearings on the output shaft contribute to the 442 Series' class torque rating. No pressure lube is required. The 442 Series also supports up to 48 HP shaft power at 1,000 RPM across the series. A genuine Chelsea part sold by Pro Gear and Transmission. Call us to confirm fitment for your specific 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, greaseable for extended service life
Cast iron housing with tapered cone bearings on output shaft
Low-profile shift cover and rotatable output flanges for improved installation clearance

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

Additional Information

The Chelsea 442 Series is designed to work with virtually all 6-bolt transmission applications. Vocational markets served include aerial, construction, forestry, fire and rescue, and municipal equipment. Typical applications include dump trucks, tow trucks, service trucks, and small aerial trucks. The series offers eleven internal speed ratios and up to thirty-six output options, including Chelsea's 360-degree rotatable flange. Series-level shaft power is rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM; intermittent torque for the 442 Series ranges from 201 to 300 lb-ft (check application pages for the actual torque rating for your specific configuration). Parker Chelsea documents available for this series include the 442 Series Owner's Manual, 442 Series Parts List (HY25-2442-M1_US), and Chelsea Service Manual (HY25-6442-M1/US).