The Chelsea 442XBAHP-X3RK is a 442 Series Power Take-Off built for 6-bolt transmission applications. It features a cast iron housing and tapered cone bearings on the output shaft, characteristics that define the 442 Series' intermittent torque rating of 250 lb-ft (339 Nm) and output power range of 46 to 55 HP. The round shaft output uses a 1-1/4" key. Shift is mechanical via wire or cable. The 442 Series supports eleven internal speed ratios and up to thirty-six output options, including Chelsea's 360-degree rotatable flange, making it a practical fit for dump trucks, tow trucks, service trucks, and small aerial trucks. Available from Pro Gear and Transmission.
Features
6-bolt mounting for compatibility with a wide range of transmissions
Cast iron housing with tapered cone bearings on the output shaft
Intermittent torque rating: 250 lb-ft (339 Nm) series rating
Output power: 46 to 55 HP (24 HP at 500 RPM, 48 HP at 1000 RPM)
Wire/cable mechanical shift with low-profile shift cover
Round shaft output with 1-1/4" key; 360-degree rotatable flange option supported
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft Type: Round Shaft (1-1/4" Key)
- Intermittent Torque (Series): 250 lb-ft / 339 Nm
- Output Power (Series): 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM; 48 HP at 1000 RPM
- Housing Material: Cast Iron
- Lubricant Type: X = No Pressure Lube
- Product Series: 442
Additional Information
The 442XBAHP-X3RK is also referenced as SP442XBAHP-X3RK. The RK output option is covered in Chelsea service document PTO-PNI-275 (RK and RJ Output Options). The 442 Series is documented in the 442 Series Parts List HY25-2442-M1_US and the Chelsea Service Manual HY25-6442-M1/US. Typical vocational applications for the 442 Series include dump trucks, tow and recovery trucks, service trucks, snow and ice trucks, and small aerial trucks.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
