The Chelsea 680ZQDAX-A5GK is a 680 Series Power Take-Off built for medium- to heavy-duty manual transmission applications with an 8-bolt PTO aperture. The 680 Series uses a cast iron housing with tapered cone bearings on the output shaft, a design suited to higher-torque demands such as pneumatic blowers. The series covers Eaton Fuller, Volvo/Mack, and Daimler/Detroit transmissions, including a deep-mount housing option for Mack applications. Shift type is wire/cable or mechanical. Continuous operation is supported with a 30% de-rating. A genuine Chelsea part from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
8-bolt mounting for most manual transmission applications with 8-bolt PTO apertures
Cast iron housing with tapered cone bearings on the output shaft for higher torque capability
Designed for high-torque applications including pneumatic blowers
Compatible with Eaton Fuller, Volvo/Mack, and Daimler/Detroit transmissions
Deep-mount housing option available for Mack transmission applications
Wire/cable or mechanical shift; continuous operation supported with 30% de-rating
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable or Mechanical
- Transmission Compatibility: Eaton Fuller, Volvo/Mack, Daimler/Detroit
- Output Type: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Intermittent Torque: 301-400 lb-ft (series rating; verify actual rating on application page)
- Continuous Operation: Yes, with 30% de-rating
- Output Power: 56+ HP / 51+ kW
- Housing Material: Cast Iron
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
