The Chelsea 660 Series Power Take-Off Assembly, part number 660XFAHX-A3XD or 660XFAHXA3XD, is a 6-bolt PTO engineered for medium to heavy-duty vocational work. It mounts to Eaton/Fuller, Volvo/Mack, and Hino transmissions and shifts via wire/cable or mechanical actuation. The output shaft is a 1-1/4" round design with keyway. Intermittent torque capacity reaches 375 lb-ft (508 Nm) -- verify rating against your specific application pages. Shaft power output is rated at 36 HP at 500 RPM, 71 HP at 1,000 RPM, and 107 HP at 1,500 RPM. Cast iron bearing caps and tapered cone bearings on the output shaft contribute to long service life. Common applications include dump trucks, aerial devices, service trucks, and snow and ice removal equipment. Call us to confirm proper fitment for your transmission.
Features
6-bolt mounting fits Eaton/Fuller, Volvo/Mack, Hino, and other compatible transmissions
Wire/cable and mechanical shift options
Intermittent torque capacity up to 375 lb-ft (508 Nm) -- confirm against application pages for your specific unit
1-1/4" round output shaft with keyway
One-piece gears for higher torque capacity
Cast iron bearing caps with greaseable shaft options for extended service life
Tech Specs
- Intermittent Torque: 375 lb-ft (Check Application Pages for Actual Torque Ratings), 508 Nm (Check Application Pages for Actual Torque Ratings)
- Shift Type: Wire/Cable, Mechanical
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with Key
- Transmission Compatibility: Eaton/Fuller, Hino, Volvo/Mack, Other
- Output Power: 56+ HP, 51+ kW
- Shaft Power: 36 HP (500 RPM), 71 HP (1,000 RPM), 107 HP (1,500 RPM) / 27 kW (500 RPM), 53 kW (1,000 RPM), 80 kW (1,500 RPM)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
