The Chelsea 680 Series Power Take-Off, part number 680ZQAHX-V4XR or 680ZQAHXV4XR, is a medium- to heavy-duty PTO built for 8-bolt transmission apertures. It uses a wire/cable mechanical shift and delivers an intermittent torque rating of 375 lb-ft (508 Nm) - check application pages for actual torque ratings on your specific installation. Output power reaches 56+ HP (51+ kW), with shaft power of 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM. The 1-1/4" round output shaft (with key option) suits a wide range of driven equipment. The deep mount housing option covers Mack transmission applications, and the cast iron housing with tapered cone bearings on the output shaft suits demanding cycles like pneumatic blowers. A genuine Chelsea part from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
8-bolt mounting for broad manual transmission coverage including Eaton/Fuller and Volvo/Mack
Wire/cable mechanical shift type
Intermittent torque rating: 375 lb-ft / 508 Nm (verify actual rating on application pages)
Output power: 56+ HP / 51+ kW; shaft power 36/71/107 HP at 500/1000/1500 RPM
1-1/4" round output shaft with key option
Deep mount housing option available for Mack transmission applications
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable, Mechanical
- Transmission Manufacturer: Eaton/Fuller, Volvo/Mack, Other
- 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 (500 RPM), 71 HP / 53 kW (1000 RPM), 107 HP / 80 kW (1500 RPM)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
