The Chelsea 442KSAHX-A3RK or 442KSAHXA3RK 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 and long service life. This unit uses an air shift and features a rotatable SAE B 2 or 4-bolt flange output. The 442 Series covers light-to-medium duty vocational work, with common applications including dump trucks, tow and recovery trucks, service trucks, and aerial equipment. Pro Gear and Transmission carries this genuine Chelsea PTO unit.
Features
6-bolt mounting compatible with a wide range of transmission applications
Cast iron housing with tapered cone bearings on the output shaft
Air shift
Rotatable SAE B 2 or 4-bolt flange with a 7/8" 13-tooth SAE B shaft
Rotatable output flange for improved installation clearance
Suited for dump trucks, tow trucks, service trucks, and aerial equipment
Tech Specs
- Series: Chelsea 442
- Mounting Type: 6-Bolt
- Mounting Option: Standard Mount without Stud Kit (K)
- Gear Ratio Code: S (24/22)
- Input Gear Designator: AH
- Lube Option: No Pressure Lube (X)
- Shift Option: Air Shift (A)
- Assembly Arrangement: 3
- Output Option: Rotatable SAE B 2 or 4-Bolt Flange, SAE B Shaft (7/8" 13T) (RK)
- Intermittent Torque Rating: 201-300 lb-ft (275-406 Nm) -- see application pages for actual rating
- Output Power: 46-55 HP (34-41 kW)
- Shaft Power: 24 HP at 500 RPM / 48 HP at 1000 RPM
- Housing Material: Cast Iron
Additional Information
The Chelsea 442 Series offers eleven internal speed ratios and up to thirty-six output options, including Chelsea's 360-degree rotatable flange. Applicable reference documents include the 442 Series Parts List (HY25-2442-M1_US), the Chelsea Service Manual (HY25-6442-M1/US), and PTO-PNI-275 covering RK and RJ output options. The 442 Series is suited for snow and ice trucks, service trucks, dump trucks, towing and recovery trucks, and aerial or forestry equipment.Parts manual and diagrams: Chelsea 442 Series PTO parts list with prices
