The Chelsea 680DQMBX-56RK is a heavy-duty Power Take-Off from the Chelsea 680 Series, engineered for manual transmissions with an 8-bolt PTO aperture. The 680 Series is a common medium- to heavy-duty PTO for Eaton Fuller transmissions and includes a deep mount housing option suited to Mack applications. The cast iron housing and tapered cone bearings on the output shaft give the series its high torque rating and long service life. The 680 Series is designed for higher torque applications including pneumatic blowers, and its space-saving air shift cover maximizes clearance under the truck. Shift options include wire/cable and mechanical. Call us to confirm proper fit for your application.
Features
8-bolt mounting configuration for broad manual transmission coverage
Cast iron housing with tapered cone bearings on the output shaft
Wire/cable and mechanical shift options available
Deep mount housing option for Mack transmission applications
Designed for high-torque applications such as pneumatic blowers
Continuous operation capable with 30% de-rating
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable, Mechanical
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 36 HP (500 RPM), 71 HP (1000 RPM), 107 HP (1500 RPM)
- Intermittent Torque Rating: 301-400 lb-ft (series rating; confirm actual value for this configuration)
- Continuous Operation: Yes, with 30% de-rating
- Lubricant: No Pressure Lube (X designation)
- 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.
