The Chelsea 442 Series Power Take-Off, part number 442XQAXX-A3XK or SP442XQAXX-A3XK, 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 of 46-55 HP, making it well suited for tow trucks, service trucks, dump trucks, and small aerial trucks. Shift options include wire/cable and mechanical. The output shaft is a round 1-1/4" keyed design, and the series supports rotatable output flanges for improved installation clearance. Available from Pro Gear and Transmission.
Features
6-bolt mounting compatible with a wide range of transmission applications
Cast iron housing with tapered cone bearings for extended service life
Intermittent torque rating: 201-300 lb-ft (339 Nm)
Output power: 46-55 HP (31-40 kW)
Shift type: wire/cable or mechanical
1-1/4" round keyed output shaft with greaseable design
Rotatable output flanges for flexible installation clearance
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Output Shaft Type: Round Shaft, 1-1/4" with Key
- Intermittent Torque: 201-300 lb-ft / 301-400 Nm
- Output Power: 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM / 48 HP at 1,000 RPM
- Housing Material: Cast Iron
- Bearing Type: Tapered Cone
- Product Series: 442
Additional Information
The Chelsea 442 Series is designed for light-to-medium duty vocational applications including tow trucks, service trucks, dump trucks, and small aerial trucks. The series offers eleven internal speed ratios and multiple output configurations. The 442XQAXX-A3XK is also referenced as SP442XQAXX-A3XK. Applicable Parker Chelsea reference documents include 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.
