The Chelsea 442 Series Power Take-Off, part number 442GSJWX-P5RB or 442GSJWXP5RB, is a 6-bolt mount PTO built for light-to-medium duty vocational applications including dump trucks, tow trucks, and service trucks. The 442 Series features a cast iron housing with tapered cone bearings on the output shaft for extended service life. Shift options across the series include wire/cable and mechanical configurations. The rotatable SAE B 4-bolt flange with a 7/8" 13-tooth SAE B shaft accommodates a broad range of hydraulic pump setups. Intermittent torque ratings for the 442 Series range from 201 to 300 lb-ft. Pro Gear and Transmission supplies this genuine Chelsea part. Call us to confirm proper fit for your application.
Features
Chelsea 442 Series, 6-bolt transmission mounting
Cast iron housing with tapered cone bearings on the output shaft
12V electric/air shift type
Rotatable SAE B 4-bolt flange with a 7/8" 13-tooth SAE B shaft
Intermittent torque rating: 201-300 lb-ft (339 Nm) per series spec
Suited for dump trucks, tow trucks, service trucks, and aerial trucks
Tech Specs
- Mounting Type: 6-Bolt
- Mounting Option: Standard Mount with Metric Studs (G)
- Gear Ratio Code: S (24/22)
- Input Gear Designator: JW
- Lube Option: No Pressure Lube (X)
- Shift Option: 12V DC Electric/Air Shift (P)
- Assembly Arrangement: 5
- Output Option: Rotatable SAE B 4-Bolt Flange, SAE B Shaft (7/8" 13T) (RB)
- Intermittent Torque (series): 201-300 lb-ft / 301-400 Nm
- Output Power (series): 46-55 HP / 31-40 kW
- Shaft Power (series): 24 HP at 500 RPM, 48 HP at 1000 RPM
- Housing Material: Cast iron
Additional Information
Parts manual and diagrams: Chelsea 442 Series PTO parts list with prices
Equivalent PTOs:
- BezaresPT1000XON423RAView and buy
Matched by full model number. Check the mounting, input gear and output against the unit you are replacing before you order. Look up any Chelsea, Muncie or Bezares number on our Muncie to Chelsea PTO cross reference.

