The Chelsea 442 Series Power Take-Off, part number 442ZXFNX-A5RK or 442ZXFNXA5RK, is a 6-bolt mount PTO built for light-to-medium duty vocational truck applications. The 442 Series features a cast iron housing and tapered cone bearings on the output shaft, characteristics that contribute to the series' torque rating and service life. Output is delivered through a rotatable SAE B 2 or 4-bolt flange with a 7/8-inch 13-tooth SAE B shaft. The series supports wire/cable mechanical shift and fits virtually all existing 6-bolt transmission configurations. Typical applications for this series include dump trucks, tow and recovery trucks, service trucks, and aerial equipment. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 442 Series Power Take-Off, part 442ZXFNX-A5RK or 442ZXFNXA5RK
6-bolt mounting
Cast iron housing with tapered cone bearings on the output shaft
Rotatable SAE B 2 or 4-bolt flange output with a 7/8-inch 13-tooth SAE B shaft
Air shift type
Suited for dump trucks, tow and recovery trucks, service trucks, and aerial equipment
Tech Specs
- Mounting Type: 6-Bolt
- Mounting Option: Deep Mount (Z)
- Gear Ratio Code: X (38/21)
- Input Gear Designator: FN
- Lube Option: No Pressure Lube (X)
- Shift Option: Air Shift (A)
- Assembly Arrangement: 5
- Output Option: Rotatable SAE B 2 or 4-Bolt Flange, SAE B Shaft (7/8" 13T) (RK)
- Series Intermittent Torque Rating: 201-300 lb-ft (check application pages for actual torque rating)
- Series Output Power: 46-55 HP
- Housing Material: Cast Iron
- Bearing Type: Tapered Cone Bearings
- Product Series: Chelsea 442
Additional Information
The Chelsea 442 Series PTO is designed for 6-bolt transmission applications. The series offers eleven internal speed ratios and multiple output options, including Chelsea's 360-degree rotatable flange, giving installers flexibility when routing the output to a hydraulic pump or other driven accessory. Common vocational markets for the 442 Series include construction, forestry, aerial, fire and rescue, and municipal equipment. The RK output option referenced in this part number is covered in Chelsea service document PTO-PNI-275. For transmission-specific fitment confirmation, call Pro Gear and Transmission.Parts manual and diagrams: Chelsea 442 Series PTO parts list with prices
