The Chelsea 489GSAHX-A3AZ or 489GSAHXA3AZ is a 489 Series Power Take-Off assembly built for 8-bolt manual transmission openings from Eaton/Fuller, Volvo/Mack, Tremec, and other compatible manufacturers. The one-piece cast iron housing bolts directly to the transmission without an adapter plate, eliminating a potential leak path. Intermittent torque capacity for the 489 Series is 250 lb-ft (339 Nm); shaft power output reaches 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. Internal parts are common to the Chelsea 442 Series, and the kit-style design simplifies servicing in the field. Call us to confirm proper fit for your application.
Features
8-bolt one-piece cast iron housing mounts directly to transmission opening - no adapter plate required
Wire/cable mechanical shift; electric-over-air shift option also available
1-1/4" round output shaft with key
Intermittent torque rating: 250 lb-ft (339 Nm) - check application pages for actual rating
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Kit-style construction with internal parts common to the Chelsea 442 Series for easier service
Tech Specs
- PRODUCT SERIES: 489
- MOUNTING TYPE: 8-Bolt (integral one-piece cast iron housing; no adapter plate)
- SHIFT TYPE: Wire/Cable Mechanical
- OUTPUT SHAFT TYPE: 1-1/4" Round with Key
- INTERMITTENT TORQUE: 250 lb-ft / 339 Nm (check application pages for actual torque ratings)
- CONTINUOUS TORQUE: De-rate intermittent torque rating 30% (check application pages for actual ratings)
- 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 8-bolt manual transmissions
- LUBRICANT: X = No Pressure Lube, P = Pressure Lube
Additional Information
