442XLITX-A5RB Chelsea PTO Assembly

The Chelsea 442 Series Power Take-Off Assembly, part number 442XLITX-A5RB or 442XLITXA5RB, is a 6-bolt mount PTO built for light-to-medium duty vocational trucks. This unit runs an air shift actuator and a 0.391:1 gear ratio, with a 1-1/4" round standard output shaft. Mounting uses standard metric studs. The housing specifies no pressure lube. Tapered cone bearings support the output shaft, and the cast iron housing is paired with a low-profile shift cover. The 442 Series is suited for service trucks, dump trucks, tow trucks, and small aerial applications. Call us to confirm proper fit for your transmission application.

Features

Chelsea 442 Series, 6-bolt mounting with metric studs
Air shift actuation
0.391:1 gear ratio
1-1/4" round standard output shaft
Cast iron housing with tapered cone bearings on output shaft
Low-profile shift cover; greaseable output shafts; rotatable output flanges for improved clearance

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 compatible with virtually all existing 6-bolt transmission applications. The series offers up to 250 lb-ft intermittent torque (339 Nm) and output power in the 46-55 HP range, with shaft power rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM. Thirty-six output options and multiple internal speed ratios make the 442 Series adaptable across vocational markets including aerial, construction, forestry, fire and rescue, and municipal equipment. Parker Chelsea publishes a dedicated service manual (HY25-6442-M1/US) and parts list (HY25-2442-M1_US) for this series.