The Chelsea 442GSJHX-T4SQ or 442GSJHXT4SQ is a 442 Series Power Take-Off built for light-to-medium duty vocational work. It mounts to virtually all standard 6-bolt transmission applications and features a cast iron housing with tapered cone bearings on the output shaft for extended service life. The 442 Series supports wire/cable or mechanical shift operation and uses a round output shaft with a 1-inch, 1/4-inch key configuration. With output power in the 46-55 HP range and intermittent torque ratings from 201 to 300 lb-ft, this series handles tow trucks, dump trucks, service trucks, and small aerial applications. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 442 Series, part number 442GSJHX-T4SQ or 442GSJHXT4SQ
6-bolt mounting fits virtually all standard 6-bolt transmission applications
Cast iron housing with tapered cone bearings on the output shaft
SAE B 4-bolt output flange with 7/8-inch 13-tooth SAE B shaft
Air shift operation
Intermittent torque range: 201-300 lb-ft (series rating; confirm actual rating for your application)
Tech Specs
- Mounting Type: 6-Bolt
- Mounting Option: Standard Mount with Metric Studs (G)
- Gear Ratio Code: S (24/22)
- Input Gear Designator: JH
- Lube Option: No Pressure Lube (X)
- Shift Option: Air Shift with PTO/Dump Pump Combo Valve (without Kick-Out, with Neutral Spring Return) (T)
- Assembly Arrangement: 4
- Output Option: SAE B 4-Bolt Flange, SAE B Shaft (7/8" 13T) (SQ)
- Intermediate Torque (Series Range): 201-300 lb-ft / 301-400 Nm
- Output Power (Series Range): 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Housing Material: Cast Iron
- Lubricant Type: No Pressure Lube (X designation)
- Product Series: 442
Additional Information
The Chelsea 442 Series is suited for vocational markets including aerial, construction, forestry, fire and rescue, and municipal equipment. Typical applications include snow and ice trucks, service trucks, dump trucks, and towing and recovery trucks. The 442 Series offers 36 output options including a 360-degree rotatable flange, eleven internal speed ratios, and ten shift options. Pro Gear and Transmission carries genuine Chelsea PTO units and components; give us a call to verify this unit matches your transmission and drivetrain setup.Parts manual and diagrams: Chelsea 442 Series PTO parts list with prices
