The Chelsea 680 Series Power Take-Off, part number 680GQAHX-A3XV or 680GQAHXA3XV, is a medium- to heavy-duty 8-bolt PTO built for higher-torque vocational work including pneumatic blowers, dump trucks, and refuse applications. It uses a wire/cable mechanical shift and delivers a 1-1/4" round output shaft with keyway. Intermittent torque is rated at 375 lb-ft (508 Nm) - check application pages for actual torque ratings specific to your installation. Shaft power output reaches 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM. The 680 series features a deep mount housing option for Mack transmission applications and fits Eaton/Fuller, Volvo/Mack, and other 8-bolt transmission openings. Call us to confirm proper fit for your application.
Features
Chelsea 680 Series, part number 680GQAHX-A3XV or 680GQAHXA3XV
8-bolt mounting for Eaton/Fuller, Volvo/Mack, and other compatible transmissions
Wire/cable mechanical shift type
1-1/4" round output shaft with keyway
Intermittent torque rated at 375 lb-ft / 508 Nm (verify actual rating on application pages)
Deep mount housing option available for Mack transmission installations
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 Compatibility: Eaton/Fuller, Volvo/Mack, Other 8-Bolt
- Output Shaft Type: 1-1/4" Round with Key
- Mounting Type: 8-Bolt
- Shaft Power: 36 HP / 27 kW at 500 RPM; 71 HP / 53 kW at 1000 RPM; 107 HP / 80 kW at 1500 RPM
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
