The Chelsea 660GFAHX-A3XK or 660GFAHXA3XK is a 660 Series power take-off assembly designed for medium- to heavy-duty vocational applications. It mounts to 6-bolt transmissions from Eaton/Fuller, Volvo/Mack, Hino, and other compatible manufacturers. Shift is wire/cable mechanical. The output shaft is a 1-1/4" round with keyway. The 660 Series carries an intermittent torque rating up to 375 lb-ft (508 Nm) - verify actual ratings on the application pages for your specific transmission. Shaft power output reaches 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM. Typical applications include dump trucks, aerial devices, service trucks, and snow and ice removal equipment. Call us to confirm proper fit for your transmission and output configuration.
Features
6-bolt mounting - fits Eaton/Fuller, Volvo/Mack, Hino, and other compatible transmissions
Wire/cable mechanical shift type
1-1/4" round output shaft with keyway
Intermittent torque rating up to 375 lb-ft (508 Nm) - check application pages for your specific rating
Shaft power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
One-piece gears, cast iron bearing caps, and greaseable shaft options for extended service life
Tech Specs
- Intermittent Torque: 375 lb-ft (508 Nm) - Check Application Pages for Actual Torque Ratings
- Shift Type: Wire/Cable, Mechanical
- Output Power: 56+ HP (51+ kW)
- Transmission Manufacturer: Eaton/Fuller, Volvo/Mack, Hino, Other
- Output Shaft Type: 1-1/4" Round with Key
- Mounting Type: 6-Bolt
- Shaft Power: 36 HP (500 RPM), 71 HP (1000 RPM), 107 HP (1500 RPM) / 27 kW (500 RPM), 53 kW (1000 RPM), 80 kW (1500 RPM)
Additional Information
