The Chelsea 680 Series Power Take-Off assembly, part number 680XQAHX-A5RE or 680XQAHXA5RE, is a medium- to heavy-duty PTO built for 8-bolt transmission openings on Eaton/Fuller and Volvo/Mack applications. It uses a wire/cable mechanical shift and delivers a 1-1/4" round output shaft with keyway. The 680 Series is engineered for higher-torque demands, including pneumatic blower drives, and features a cast iron housing with tapered cone bearings on the output shaft for extended service life. A deep mount housing option is available for Mack transmission installations. Shaft power ratings reach 36 HP at 500 RPM, 71 HP at 1,000 RPM, and 107 HP at 1,500 RPM. Call us to confirm proper fit for your application.
Features
8-Bolt mounting for broad coverage across manual transmission applications
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Intermittent torque rating: 301-400 lb-ft (501+ Nm); consult application pages for verified torque values
Shaft power: 36 HP at 500 RPM, 71 HP at 1,000 RPM, 107 HP at 1,500 RPM
Deep mount housing option available for Mack transmission applications
Tech Specs
- Intermittent Torque: 301-400 lb-ft / 501+ Nm (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 Compatibility: Eaton/Fuller, Volvo/Mack, Other
- Output Shaft Type: 1-1/4" Round with Key
- Mounting Type: 8-Bolt
- Shaft Power: 36 HP / 27 kW (500 RPM), 71 HP / 53 kW (1,000 RPM), 107 HP / 80 kW (1,500 RPM)
Additional Information
