The Chelsea 442 Series Power Take-Off, part number 442XXAHX-A4XK or 442XXAHXA4XK, is a 6-bolt mount PTO built for light-to-medium duty vocational applications including dump trucks, service trucks, tow trucks, and aerial units. The series uses a cast iron housing with tapered cone bearings on the output shaft, delivering an intermittent torque rating of 250 lb-ft (339 Nm) within a series range of 201-300 lb-ft. Shaft power reaches 48 HP at 1,000 RPM. The output is an SAE B 2 or 4-bolt flange with a 7/8" 13-tooth SAE B shaft. Shift type is air shift. The 442 Series offers a 360-degree rotatable output flange for clearance flexibility. Call us to confirm proper fit for your specific transmission application.
Features
6-bolt transmission mounting for broad application compatibility
Cast iron housing with tapered cone bearings on the output shaft
Intermittent torque rating: 250 lb-ft (339 Nm) series nominal
Shaft power: 48 HP at 1,000 RPM
Air shift type
Tech Specs
- Mounting Type: 6-Bolt
- Mounting Option: Standard Mount (X)
- Gear Ratio Code: X (38/21)
- Input Gear Designator: AH
- Lube Option: No Pressure Lube (X)
- Shift Option: Air Shift (A)
- Assembly Arrangement: 4
- Output Option: SAE B 2 or 4-Bolt Flange, SAE B Shaft (7/8" 13T) (XK)
- Intermittent Torque (Series): 250 lb-ft / 339 Nm (check application pages for actual rating)
- Shaft Power: 48 HP at 1,000 RPM / 24 HP at 500 RPM
- Output Power: 46-55 HP / 31-40 kW
Additional Information
Parts manual and diagrams: Chelsea 442 Series PTO parts list with prices
