The Chelsea 489 Series Power Take-Off, part number 489XAITX-W3XD or 489XAITXW3XD, is an 8-bolt PTO assembly designed for manual transmissions including Eaton/Fuller, Volvo/Mack, and Tremec units. The one-piece cast iron housing bolts directly to the 8-bolt transmission opening without an adapter plate, removing a potential leak path. Shift is wire/cable mechanical. Output is a 1-1/4" round shaft with key. Intermittent torque capacity for the 489 Series runs 201-300 lb-ft (301-400 Nm), with shaft power rated at 24 HP at 500 RPM and 48 HP at 1,000 RPM. Internal parts are common with the 442 Series. Sold by Pro Gear and Transmission. Call us to confirm fitment for your specific transmission configuration.
Features
8-bolt one-piece cast iron housing mounts directly to transmission without an adapter plate
Wire/cable mechanical shift with electric-over-air shift option available in the series
Output shaft: 1-1/4" round with key
Intermittent torque: 201-300 lb-ft (301-400 Nm) series rating
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
Kit-style design with internal parts common to the Chelsea 442 Series for easier servicing
Tech Specs
- Product Series: 489
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable Mechanical
- Output Shaft Type: 1-1/4" Round with Key
- Intermittent Torque (Series): 201-300 lb-ft / 301-400 Nm (check application pages for actual torque 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, and other manual transmissions with 8-bolt PTO aperture
- Lubricant: X = No Pressure Lube, P = Pressure Lube
Additional Information
Parts Manual: Chelsea 489 Series PTO Parts Manual (PDF) - exploded views, item numbers and the full parts breakdown for this series.
