Chelsea 489 Series Power Take-Off Assembly, part number 489GQAHX-A3RB or 489GQAHXA3RB, fits manual transmissions with an 8-bolt PTO mounting aperture, including Eaton/Fuller, Volvo/Mack, and Tremec applications. The one-piece cast iron housing bolts directly to the transmission opening without an adapter plate, removing a potential leak path. Intermittent torque rating for the 489 Series is 201-300 lb-ft (301-400 Nm); check the application pages for the actual rating for your specific installation. Shaft power is 24 HP at 500 RPM and 48 HP at 1,000 RPM. The output shaft is a 1-1/4" round with key. Shift is wire/cable mechanical. Kit-style design simplifies service, and internal parts are common with the Chelsea 442 Series. Call us to confirm proper fit for your application.
Features
8-bolt one-piece cast iron housing mounts directly to the transmission opening, no adapter plate required
Wire/cable mechanical shift; electric-over-air shift option also available for this series
1-1/4" round output shaft with key
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Kit-style construction simplifies field service; internal parts are common with the Chelsea 442 Series
Greaseable output options available to reduce spline fretting and corrosion
Tech Specs
- PRODUCT SERIES: 489
- MOUNTING TYPE: 8-Bolt (one-piece cast iron housing, no adapter plate)
- SHIFT TYPE: Wire/Cable Mechanical
- OUTPUT SHAFT TYPE: 1-1/4" Round with Key
- INTERMITTENT TORQUE: 201-300 lb-ft / 301-400 Nm (check application pages for actual torque rating)
- OUTPUT POWER: 46-55 HP / 31-40 kW
- SHAFT POWER: 24 HP (500 RPM), 48 HP (1,000 RPM) / 18 kW (500 RPM), 36 kW (1,000 RPM)
- TRANSMISSION COMPATIBILITY: Eaton/Fuller, Volvo/Mack, Tremec, and other manual transmissions with 8-bolt PTO opening
- LUBRICANT: X = No Pressure Lube, P = Pressure Lube
Additional Information
