The Chelsea 680 Series Power Take-Off, part number 680XQAHX-V3RK, is an 8-bolt mount PTO built around a cast iron housing with tapered cone bearings on the output shaft. The 680 Series is engineered for medium to heavy duty manual transmission applications, with excellent coverage for Eaton Fuller transmissions and a deep mount housing option for Mack applications. Output options include SAE A pump flange, SAE B pump flange, and ISO 7652 pump flange configurations. The series supports wire/cable or mechanical shift and is rated for intermittent torque in the 301-400 lb-ft range (508 Nm). Available from Pro Gear and Transmission.
Features
8-bolt mounting for compatibility with most manual transmission PTO apertures
Cast iron housing with tapered cone bearings on the output shaft
Intermittent torque rating: 301-400 lb-ft (up to 508 Nm)
Output options include SAE A, SAE B, and ISO 7652 pump flanges
Wire/cable or mechanical shift types supported
Deep mount housing option available for Mack transmission applications
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: 301-400 lb-ft / up to 508 Nm
- Continuous Operation: Yes, with 30% de-rating
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- 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.
