Description
The Chelsea 489 Series Power Take-Off Assembly, part number 489XLAHX-S5XK or 489XLAHXS5XK, mounts directly to an 8-bolt transmission opening without an adapter plate, eliminating a potential leak path. The one-piece cast iron housing delivers an intermittent torque rating of 250 lb-ft (339 Nm) for the series, matching the capacity of Chelsea’s 442 Series. Shift is accomplished via wire/cable mechanical actuation, with an electric-over-air option available. The output shaft is a 1-1/4″ round shaft with key. Shaft power runs 24 HP at 500 RPM and 48 HP at 1,000 RPM. Compatible with manual transmissions from Eaton/Fuller, Volvo/Mack, and other manufacturers with an 8-bolt PTO aperture. Sold by Pro Gear and Transmission. 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) 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 service
Greaseable output options to reduce shaft spline fretting and corrosion
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: 250 lb-ft / 339 Nm (series rating; 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







