The Chelsea 680 Series Power Take-Off, part number 680XQAHX-V5XY or 680XQAHXV5XY, is a medium- to heavy-duty 8-bolt PTO built around a cast iron housing with tapered cone bearings on the output shaft. It shifts via wire/cable mechanical actuation and delivers 56+ HP of output power, with shaft power ratings of 36 HP at 500 RPM, 71 HP at 1,000 RPM, and 107 HP at 1,500 RPM. The 680 Series carries an intermittent torque rating of 301-400 lb-ft (check application pages for actual torque values) and fits transmissions from Eaton/Fuller, Volvo/Mack, and other manufacturers. A deep mount housing option accommodates Mack transmission applications. Output is through a 1-1/4" round shaft with key. This unit is suited to higher-torque vocational work including pneumatic blowers, dump trucks, aerial equipment, and refuse applications. Call us to confirm proper fit for your specific transmission.
Features
8-bolt mounting fits most manual transmissions with an 8-bolt PTO aperture
Wire/cable mechanical shift actuation
1-1/4" round output shaft with key
Intermittent torque rating: 301-400 lb-ft (verify actual rating on Chelsea application pages)
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: 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
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
