The Chelsea 442 Series Power Take-Off, part number 442XUARX-W3XK or 442XUARXW3XK, is a 6-bolt mount PTO built around a cast iron housing with tapered cone bearings on the output shaft. The 442 Series delivers intermittent torque in the 201-300 lb-ft range and output power from 46 to 55 HP, making it a capable choice for light-to-medium duty vocational work including tow trucks, dump trucks, and service trucks. Shift options include wire/cable and mechanical, and the output shaft is a round 1-inch shaft with a 1/4-inch key. Rotatable output flanges allow clearance adjustments at installation. The 442XUARX-W3XK is sold by Pro Gear and Transmission.
Features
6-bolt transmission mounting for broad transmission compatibility
Cast iron housing with tapered cone bearings on the output shaft
Intermittent torque rating: 201-300 lb-ft (339 Nm nominal per series specs)
Output power: 46-55 HP / 31-40 kW
Wire/cable and mechanical shift options available within the 442 Series
Rotatable output flanges for improved installation clearance
Tech Specs
- Series: Chelsea 442
- Mounting Type: 6-Bolt
- Output Shaft Type: Round shaft, 1" diameter with 1/4" key
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque: 201-300 lb-ft (339 Nm, per series rating)
- Output Power: 46-55 HP (31-40 kW)
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Housing: Cast iron
- Bearings: Tapered cone bearings on output shaft
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 light aerial equipment. The series offers eleven internal speed ratios and up to thirty-six output options. Applicable Parker Chelsea documents include the 442 Series Owner's Manual, the 442 Series Parts List (HY25-2442-M1_US), and the Chelsea Service Manual (HY25-6442-M1/US).Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
