The Chelsea 680 Series Power Take-Off, part number 680ZQDAX-A5XD or 680ZQDAXA5XD, is a medium- to heavy-duty PTO built for 8-bolt transmission openings on Eaton/Fuller, Volvo/Mack, and other compatible transmissions. It uses a wire/cable mechanical shift and delivers a 1-1/4" round output shaft with key, producing 56+ HP and 51+ kW of output power. Intermittent torque is rated at 375 lb-ft / 508 Nm (verify actual ratings on the application pages). The 680 Series features a cast iron housing with tapered cone bearings on the output shaft, designed specifically for higher-torque demand equipment such as pneumatic blowers. The deep-mount housing option accommodates Mack transmission applications. Call Pro Gear and Transmission to confirm fitment for your specific truck and transmission.
Features
8-Bolt mounting for broad coverage of manual transmission applications
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Intermittent torque rated at 375 lb-ft / 508 Nm (check application pages for actual ratings)
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: 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: Eaton/Fuller, Volvo/Mack, Other
- Output Shaft Type: 1-1/4" Round with Key
- Mounting Type: 8-Bolt
- 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)
Additional Information
