680GSAHX-V3RF Chelsea PTO Assembly

The Chelsea 680GSAHX-V3RF or 680GSAHXV3RF is a Power Take-Off assembly from Chelsea's 680 Series, built around an 8-bolt mounting configuration that covers a wide range of manual transmission applications, including Eaton Fuller and Mack. The 680 Series uses a cast iron housing with tapered cone bearings on the output shaft for demanding, higher-torque work such as pneumatic blowers. The series supports wire/cable or mechanical shift and offers multiple output options including SAE A, SAE B, and SAE BB pump flange configurations, plus driveline outputs. Continuous operation is rated with a 30% de-rating. Call us to confirm proper fit for your specific transmission and application.

Features

Chelsea 680 Series PTO with 8-bolt mounting configuration
Cast iron housing with tapered cone bearings on the output shaft for high-torque capability
Compatible with Eaton Fuller, Mack, Volvo, Daimler/Detroit manual transmissions
Wire/cable or mechanical shift options
Multiple output configurations: SAE A, SAE B, SAE BB pump flange, driveline, and more
Designed for higher-torque vocational applications including pneumatic blowers, dump trucks, aerial, and fire and rescue

Tech Specs

• Mounting Type: 8-Bolt
• Shift Type: Wire/Cable or Mechanical
• Output Type: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
• Intermittent Torque: 301 to 400 lb-ft (series range; check application pages for this specific unit)
• Continuous Operation: Yes, with 30% de-rating
• Output Power: 56+ HP / 51+ kW (series)
• Shaft Power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
• Transmission Applications: Eaton/Fuller, Volvo/Mack, Daimler/Detroit, Other
• Housing Material: Cast Iron

Additional Information

Parts manual and diagrams: Chelsea 680 Series PTO parts list with prices