The Chelsea 442XHAHX-A3RY or 442XHAHXA3RY is a 442 Series Power Take-Off built for 6-bolt transmission applications. The 442 Series uses a cast iron housing and tapered cone bearings on the output shaft, delivering an intermittent torque range of 201-300 lb-ft and output power of 46-55 HP. The shift type for this series is wire/cable mechanical, and the output shaft is a round shaft with a 1-1/4" key. Rotatable output flange options give additional clearance flexibility in tight installations. Typical applications for the 442 Series include dump trucks, tow and recovery trucks, service trucks, and aerial equipment. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 442 Series PTO, part number 442XHAHX-A3RY or 442XHAHXA3RY
6-bolt mounting for compatibility with a wide range of transmission applications
Cast iron housing with tapered cone bearings on the output shaft
Wire/cable mechanical shift type
Round output shaft, 1-1/4" key drive
Suited for dump trucks, tow and recovery trucks, service trucks, and aerial equipment
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft Type: Round Shaft with 1-1/4" Key
- Intermittent Torque (Series): 201-300 lb-ft (272-407 Nm) - check application pages for actual rating
- Output Power (Series): 46-55 HP (34-41 kW)
- Shaft Power (Series): 24 HP at 500 RPM / 48 HP at 1,000 RPM
- Housing Material: Cast Iron
- Bearing Type: Tapered Cone Bearings on Output Shaft
- Lubricant: No Pressure Lube (X designation)
- NMFC Code: 128520 - Hydraulic PTOs, Pumps, Motors, etc.
Additional Information
The Chelsea 442XHAHX-A3RY belongs to Parker Chelsea's 442 Series, a line designed to fit virtually all 6-bolt transmission configurations in service today. The 442 Series offers eleven internal speed ratios, thirty-six output options including a 360-degree rotatable flange, and ten shift configurations, making it adaptable across a wide range of vocational truck installations. Markets served by the 442 Series include aerial, fire and rescue, construction equipment, forestry equipment, and vocational and municipal equipment. This part is also referenced as SP442XHAHX-A3RY in distribution channels. For technical installation support, Parker Chelsea publishes the 442 Series Service Manual (HY25-6442-M1/US) and the 442 Series Parts List (HY25-2442-M1_US). Not sure this is the right PTO for your transmission? Give us a call.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
