The Chelsea 660XFAHX-P3XV or 660XFAHXP3XV is a 6-bolt power take-off unit with wire/cable mechanical shift. Output shaft is a 1-1/4" round (with key option available), and the unit is rated for intermittent torque up to 375 lb-ft (508 Nm). Shaft power output reaches 107 HP at 1,500 RPM. Compatible transmissions include Eaton/Fuller, Volvo/Mack, and Hino applications. One-piece gears support the higher torque rating, cast iron bearing caps add durability at the gear train, and greaseable shaft options simplify maintenance intervals. Confirm your transmission model before ordering, or call Pro Gear and Transmission to verify proper fit for your application.
Features
6-bolt mounting configuration
Wire/cable mechanical shift type
1-1/4" round output shaft, keyed option available
Intermittent torque rating up to 375 lb-ft (508 Nm)
Shaft power: 36 HP at 500 RPM, 71 HP at 1,000 RPM, 107 HP at 1,500 RPM
One-piece gears and cast iron bearing caps
Greaseable shaft options for maintenance accessibility
Compatible with Eaton/Fuller, Volvo/Mack, and Hino transmissions
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
- Shaft Power: 500 RPM: 36 HP (27 kW) | 1,000 RPM: 71 HP (53 kW) | 1,500 RPM: 107 HP (80 kW)
- Output Shaft Type: 1-1/4" Round or 1-1/4" Round with Key
- Mounting Type: 6-Bolt
- Compatible Transmission Manufacturers: Eaton/Fuller, Hino, Volvo/Mack, Other
Additional Information
Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
