442XXAPX-A5AF Chelsea PTO Assembly

The Chelsea 442 Series Power Take-Off (PTO), part number 442XXAPX-A5AF or 442XXAPXA5AF, is a 6-bolt, standard-mount unit built for light-to-medium duty vocational applications including dump trucks, service trucks, tow trucks, and aerial equipment. It runs air shift actuation and an SAE B 2 or 4-bolt flange with a 1" 15-tooth SAE BB shaft. The no-pressure-lube configuration keeps installation straightforward. Cast iron housing and tapered cone output shaft bearings give the 442 Series its class-leading torque rating and extended service life. Call us to confirm proper fit for your application.

Features

Chelsea 442 Series, 6-bolt standard mount
Shift type: Air shift
Output: SAE B 2 or 4-bolt flange with a 1" 15-tooth SAE BB shaft
No-pressure-lube configuration
Cast iron housing with tapered cone output shaft bearings

Tech Specs

• Product Series: 442
• Mounting Type: 6-Bolt
• Mounting Option: Standard Mount (X)
• Gear Ratio Code: X (38/21)
• Input Gear Designator: AP
• Lube Option: No Pressure Lube (X)
• Shift Option: Air Shift (A)
• Assembly Arrangement: 5
• Output Option: SAE B 2 or 4-Bolt Flange, SAE BB Shaft (1" 15T) (AF)

Additional Information

The Chelsea 442 Series is suited for a wide range of vocational markets including construction, forestry, aerial, fire and rescue, and municipal equipment. Typical applications include snow and ice trucks, service trucks, dump trucks, and towing and recovery vehicles. The series offers eleven internal speed ratios and thirty-six output options, including Chelsea's 360-degree rotatable flange, making it adaptable across a broad range of 6-bolt transmission installations. The 442 Series delivers intermittent torque in the 201-300 lb-ft range (check application pages for your specific torque rating) and shaft power output of 24 HP at 500 RPM or 48 HP at 1,000 RPM. Parker Chelsea publishes a dedicated service manual (HY25-6442-M1/US) and parts list (HY25-2442-M1_US) for the 442 Series.