The Chelsea 442ZWJGX-T4SQ or 442ZWJGXT4SQ is a 6-bolt Power Take-Off from Chelsea's 442 Series, engineered for light-to-medium duty vocational applications including dump trucks, tow trucks, and service trucks. The 442 Series features a cast iron housing and tapered cone bearings on the output shaft for extended service life. The series offers a 1-inch, 1/4-inch keyed round output shaft and wire/cable mechanical shift operation. Intermittent torque ratings for the 442 Series range from 201 to 300 lb-ft; consult application pages for the torque rating specific to this configuration. The series accommodates 36 output options, eleven internal speed ratios, and ten shift options, including a 360-degree rotatable flange for clearance flexibility. Contact Pro Gear and Transmission to confirm proper fitment for your transmission.
Features
Chelsea 442 Series, 6-bolt mounting for compatibility with a wide range of transmission applications
Cast iron housing with tapered cone bearings on the output shaft
1-inch round output shaft with 1/4-inch key
Wire/cable mechanical shift type
360-degree rotatable output flange options for improved installation clearance
Suited for dump trucks, tow trucks, service trucks, and light-to-medium duty vocational equipment
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft Type: 1" Round Shaft with 1/4" Key
- Housing Material: Cast Iron
- Bearing Type: Tapered Cone Bearings
- Intermittent Torque (Series): 201-300 lb-ft (339 Nm) - Check Application Pages for Actual Rating
- Output Power (Series): 46-55 HP (31-40 kW)
- Shaft Power (Series): 24 HP at 500 RPM, 48 HP at 1000 RPM
- Dimensions (H x W x L): 8 in. x 10 in. x 14 in.
- Lubricant: No Pressure Lube (X designation)
- Output Options (Series): 36 available, including 360-degree rotatable flange
- Speed Ratios (Series): 11 available
- Shift Options (Series): 10 available
Additional Information
The Chelsea 442 Series is backed by over 65 years of Chelsea PTO engineering and is designed to fit virtually all existing 6-bolt transmission applications. Common vocational markets include aerial, fire and rescue, construction, forestry, and municipal equipment. Reference documents for this series include the 442 Series Parts List (HY25-2442-M1_US), the Chelsea Service Manual (HY25-6442-M1/US), and the 442 Series Sales Literature, all available through Parker Chelsea. Call Pro Gear and Transmission if you need help confirming that 442ZWJGX-T4SQ is the correct unit for your transmission and application.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
