The Chelsea 489XAAHX-W3XE is an 8-bolt Power Take-Off unit from the Chelsea 489 Series, designed to bolt directly to manual transmission openings on applications including Eaton Fuller, Mack, and Tremec gearboxes. The one-piece cast iron housing eliminates the need for an adapter plate, reducing both installation time and potential leak paths. Shift is wire/cable mechanical. The 489 Series carries an intermittent torque rating of 201-300 lb-ft and delivers up to 46-55 HP output, with a 1-1/4" round keyed output shaft. Tapered bearings replace needle bearings for greater load capacity. Part number 489XAAHX-W3XE or SP489XAAHX-W3XE. Pro Gear and Transmission is your source for genuine Chelsea PTO units.
Features
8-bolt mounting, one-piece cast iron housing, no adapter plate required
Wire/cable mechanical shift
1-1/4" round keyed output shaft
Intermittent torque rating: 201-300 lb-ft (301-400 Nm)
Output power: 46-55 HP (34-41 kW)
Tapered bearings for greater load capacity vs. needle bearings
Tech Specs
- Series: Chelsea 489
- Mounting Type: 8-bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft: 1-1/4" Round, Keyed
- Intermittent Torque: 201-300 lb-ft (301-400 Nm)
- Output Power: 46-55 HP (31-40 kW)
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Housing Material: One-piece cast iron
- Dimensions (H x W x L): 8.5" x 10.75" x 14.5"
Additional Information
The Chelsea 489 Series is designed for vocational and municipal equipment, utility trucks, dump trucks, snow and ice removal, and fire and rescue applications. Internal parts are common to the Chelsea 442 Series, simplifying service and parts sourcing. Twenty-seven output options are available across the 489 Series platform, including a 360-degree rotatable flange with greaseable shaft to reduce pump shaft spline fretting and corrosion. Eleven internal speed ratios make this a versatile platform across a range of manual transmission types. The kit-style design facilitates in-field service.Parts Manual: Chelsea 489 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
