The Chelsea 442ZSFNX-A5XJ is a 442 Series Power Take-Off built for 6-bolt transmission applications. The cast iron housing and tapered cone bearings on the output shaft give this series its strong torque rating and extended service life. The 442 Series covers an intermittent torque range of 201-300 lb-ft and output power of 46-55 HP, with shift options including wire/cable and mechanical. The round output shaft accepts a 1-1/4" key. With eleven internal speed ratios and up to 36 output configurations, including a 360-degree rotatable flange, this PTO fits a wide range of light-to-medium duty vocational truck builds such as tow trucks, dump trucks, and service trucks.
Features
Chelsea 442 Series, 6-bolt transmission mounting
Cast iron housing with tapered cone bearings on the output shaft
Intermittent torque rating: 201-300 lb-ft (series range); output power: 46-55 HP
Round output shaft with 1-1/4" key
Wire/cable and mechanical shift options available across the series
360-degree rotatable output flange for improved clearance
Tech Specs
- Product Series: 442
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Output Shaft Type: Round Shaft with 1-1/4" Key
- Intermittent Torque (series): 201-300 lb-ft / 301-400 Nm
- Output Power (series): 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Housing Material: Cast Iron
- Lubricant Options: Pressure Lube (P) or No Pressure Lube (X)
Additional Information
The Chelsea 442 Series is suited for vocational applications including dump trucks, tow and recovery trucks, service trucks, snow and ice trucks, and aerial equipment. The series offers eleven internal speed ratios and 36 output options, making it adaptable across a broad range of truck and equipment configurations. Relevant Parker Chelsea reference documents include the 442 Series Parts List (HY25-2442-M1_US), the Chelsea Service Manual (HY25-6442-M1/US), and the 442 Series Sales Literature. Also referenced as SP442ZSFNX-A5XJ.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
