The Chelsea 680 Series Power Take-Off 680GHAHX-A5XK or 680GHAHXA5XK is a medium- to heavy-duty PTO built for 8-bolt transmission apertures, including Eaton/Fuller and Volvo/Mack applications. It shifts via wire/cable mechanical actuation and delivers an intermittent torque rating of 375 lb-ft (508 Nm) - consult the application pages for your specific installation. Output shaft options include 1-1/4" round and 1-1/4" round with key. Shaft power output is rated at 36 HP (27 kW) at 500 RPM, 71 HP (53 kW) at 1,000 RPM, and 107 HP (80 kW) at 1,500 RPM. The cast iron housing and tapered cone bearings on the output shaft are characteristic of the 680 Series, which was engineered for higher-torque applications such as pneumatic blowers. A deep mount housing option is available for Mack transmission installations. Available from Pro Gear and Transmission - call us to confirm proper fit for your application.
Features
8-bolt mounting type for broad manual transmission coverage
Wire/cable mechanical shift actuation
Intermittent torque rating: 375 lb-ft (508 Nm) - verify against application pages for your installation
Output shaft: 1-1/4" round or 1-1/4" round with key
Shaft power: 36 HP at 500 RPM, 71 HP at 1,000 RPM, 107 HP at 1,500 RPM
Deep mount housing option compatible with Mack transmission applications
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft Type: 1-1/4" Round; 1-1/4" Round with Key
- Intermittent Torque: 375 lb-ft (508 Nm) - Check Application Pages for Actual Torque Ratings
- Output Power: 56+ HP (51+ kW)
- Shaft Power: 36 HP (27 kW) at 500 RPM; 71 HP (53 kW) at 1,000 RPM; 107 HP (80 kW) at 1,500 RPM
- Transmission Manufacturer Compatibility: Eaton/Fuller, Volvo/Mack, Other
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
