The Chelsea 680GQAHX-A5AZ or 680GQAHXA5AZ is a Chelsea 680 Series Power Take-Off built for 8-bolt manual transmission applications. 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 support intermittent torque ratings in the 301-400 lb-ft range, and continuous operation is supported with a 30% de-rating. Output power reaches 56+ HP, with shaft power ratings of 36 HP at 500 RPM, 71 HP at 1,000 RPM, and 107 HP at 1,500 RPM. Shift type is wire/cable or mechanical. Call us to confirm proper fit for your transmission and application.
Features
8-bolt mounting for most manual transmission applications, including Eaton Fuller and Mack
Cast iron housing with tapered cone bearings on the output shaft for long service life
Intermittent torque rating: 301-400 lb-ft; continuous operation supported with 30% de-rating
Output power: 56+ HP (42+ kW); shaft power 71 HP at 1,000 RPM
Wire/cable or mechanical shift type
Designed for higher-torque applications such as pneumatic blowers, aerial, dump, refuse, and fire/rescue equipment
Tech Specs
- Mounting Type: 8-Bolt
- Transmission Fit: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Shift Type: Wire/Cable, Mechanical
- Intermittent Torque: 301-400 lb-ft (check application pages for actual rating)
- Continuous Operation: Yes, with 30% de-rating
- Output Power: 56+ HP / 42+ kW
- Shaft Power: 36 HP (500 RPM), 71 HP (1,000 RPM), 107 HP (1,500 RPM)
- Lubricant: No Pressure Lube (X designation)
- Housing: Cast Iron
- Output Shaft Bearing: Tapered Cone
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
