The Chelsea 680GRAHX-A3AF or 680GRAHXA3AF 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 is a recognized fit for Eaton Fuller transmissions and includes a deep mount housing option for Mack applications. The cast iron housing and tapered cone bearings on the output shaft deliver a high torque rating suited to demanding work cycles, including pneumatic blowers. The series supports continuous operation with a 30% de-rating and offers wire/cable or mechanical shift types. Call us to confirm proper fitment for your specific transmission and application.
Features
8-bolt mounting for most manual transmission applications
Cast iron housing with tapered cone bearings on the output shaft
Deep mount housing option for Mack transmission applications
Wire/cable or mechanical shift type
Continuous operation supported with 30% de-rating
Suited for higher torque applications including pneumatic blowers
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque: 301 to 400 lb-ft (series characteristic; check application pages for this unit's actual rating)
- Output Power: 56+ HP / 51+ kW (series characteristic)
- Continuous Operation: Yes, with 30% de-rating
- Housing Material: Cast iron
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Output Options: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
Additional Information
Parts manual and diagrams: Chelsea 680 Series PTO parts list with prices
