The Chelsea 660 Series Power Take-Off, part number 660GFAHX-A3XD or 660GFAHXA3XD, is a 6-bolt PTO assembly engineered for medium to heavy-duty vocational applications including dump trucks, aerial devices, service trucks, and snow removal equipment. It uses a wire/cable mechanical shift and delivers an intermittent torque rating up to 375 lb-ft (508 Nm) for the series. The 1-1/4" round output shaft (with key) connects to a wide range of hydraulic pump and driveline configurations. Shaft power output reaches 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM. Compatible with Eaton/Fuller, Hino, Volvo/Mack, and other 6-bolt transmission cases. A genuine Chelsea part, available from Pro Gear and Transmission. Call us to confirm proper fit for your transmission and application.
Features
6-bolt mounting fits most popular manual transmissions including Eaton/Fuller, Hino, and Volvo/Mack
Wire/cable mechanical shift type
Intermittent torque rating up to 375 lb-ft (508 Nm) for demanding vocational duty
Output shaft: 1-1/4" round with key
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
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with key
- Output Power: 56+ HP / 51+ kW
- 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)
- Transmission Compatibility: Eaton/Fuller, Hino, Volvo/Mack, Other 6-bolt
Additional Information
