The Chelsea 442XRESX-A5RK 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 the 442 Series its class-leading torque rating, with intermittent torque in the 201-300 lb-ft range and output power from 46 to 55 HP. This unit features a 1-1/4" round output shaft with key and supports wire/cable or mechanical shift operation. The 442 Series is a proven choice for dump trucks, tow trucks, service trucks, and aerial equipment. Also referenced as SP442XRESX-A5RK. Sold by Pro Gear and Transmission.
Features
Chelsea 442 Series Power Take-Off, part number 442XRESX-A5RK
6-bolt mounting for compatibility with a wide range of transmission applications
Cast iron housing with tapered cone bearings on the output shaft
1-1/4" round output shaft with keyway
Wire/cable or mechanical shift operation
Suited for dump trucks, tow trucks, service trucks, and aerial equipment
Tech Specs
- Series: Chelsea 442
- Mounting Type: 6-Bolt
- Output Shaft Type: Round Shaft, 1-1/4" with Key
- Shift Type: Wire/Cable or Mechanical
- Housing Material: Cast Iron
- Output Bearings: Tapered Cone Bearings
- Intermittent Torque (Series): 201-300 lb-ft (339 Nm); check application pages for actual rating
- Output Power (Series): 46-55 HP (31-40 kW)
- Shaft Power (Series): 24 HP at 500 RPM, 48 HP at 1000 RPM
- Alternate Part Number: SP442XRESX-A5RK
Additional Information
The Chelsea 442 Series offers eleven internal speed ratios and thirty-six output options, including a 360-degree rotatable flange for improved clearance in tight installations. The greaseable output shaft design supports extended service life. Typical vocational applications include snow and ice trucks, service trucks, dump trucks, and towing and recovery trucks. Parker documents available for this series include the 442 Series Owner's Manual, 442 Series Parts List (HY25-2442-M1_US), Chelsea Service Manual (HY25-6442-M1/US), and PTO-PNI-275 covering RK and RJ output options.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
