The Chelsea 442ZRDAX-H3XK or 442ZRDAXH3XK 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 deliver a series intermittent torque rating in the 201-300 lb-ft range and output power of 46-55 HP, making it a dependable choice for light-to-medium duty vocational work. The round output shaft uses a 1-1/4" key. Shift is accomplished via wire/cable or mechanical means. The 442 Series supports up to 36 output configurations, including a 360-degree rotatable flange, and eleven internal speed ratios, giving it broad adaptability across tow trucks, service trucks, dump trucks, and small aerial trucks. Available from Pro Gear and Transmission.
Features
6-bolt mounting for compatibility with a wide range of transmission applications
Cast iron housing with tapered cone bearings on the output shaft
Series intermittent torque: 201-300 lb-ft (check application pages for actual rating)
Series output power: 46-55 HP
Round output shaft with 1-1/4" key
Wire/cable or mechanical shift; 360-degree rotatable output flange option available
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Output Shaft Type: Round Shaft with 1-1/4" Key
- Series Intermittent Torque: 201-300 lb-ft (339 Nm) -- check application pages for actual torque rating
- Series Output Power: 46-55 HP (31-40 kW)
- Series Shaft Power: 24 HP at 500 RPM / 48 HP at 1000 RPM
- Housing Material: Cast Iron
- Output Configurations: Up to 36 options including 360-degree rotatable flange
- Internal Speed Ratios: 11 available
- Lubricant: No Pressure Lube (X designation)
Additional Information
The Chelsea 442 Series is suited for vocational markets including aerial, fire and rescue, construction, forestry, and municipal equipment. Typical applications include snow and ice trucks, service trucks, dump trucks, and towing and recovery trucks. Parker Chelsea documents covering this series 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.
