The Chelsea 680DQMBX-56XV or 680DQMBX56XV is a power take-off from Chelsea's 680 Series, engineered for medium- to heavy-duty manual transmission applications with an 8-bolt PTO aperture. The 680 Series is built around 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 transmissions as a primary application and includes a deep-mount housing option for Mack. A space-saving air shift cover provides clearance under the cab. Call us to confirm proper fit for your transmission and application.
Features
8-bolt mounting configuration for broad manual transmission coverage
Cast iron housing with tapered cone bearings on the output shaft
Deep-mount housing option available for Mack transmission applications
Designed for high-torque applications including pneumatic blowers
Space-saving air shift cover for maximum under-cab clearance
Series supports Eaton/Fuller, Volvo/Mack, Daimler/Detroit, and other transmission manufacturers
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable or Mechanical (series)
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit, and others (series)
- Output Power: 56+ HP, 51+ kW (series)
- Shaft Power: 36 HP at 500 RPM, 71 HP at 1,000 RPM, 107 HP at 1,500 RPM (series)
- Intermittent Torque: 375 lb-ft, 508 Nm (series - check application pages for actual rating)
- Continuous Operation: Yes, with 30% de-rating
- Output Options: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline (series)
- 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.
