The Chelsea 680XQAHX-A6XV is an 8-bolt Power Take-Off from the Chelsea 680 Series, a medium- to heavy-duty PTO designed for Eaton Fuller, Volvo/Mack, Daimler/Detroit, and other manual transmissions with 8-bolt apertures. The 680 Series features a cast iron housing with tapered cone bearings on the output shaft and tapered bearings on the input shaft for strong load-bearing capability. Output options include SAE A and SAE B pump flanges, ISO 7652 pump flange, and driveline configurations. Shift is accomplished via wire/cable or mechanical actuation. The series carries an intermittent torque rating of up to 375 lb-ft (508 Nm), with continuous operation supported at a 30% de-rating. Applications across the 680 Series include aerial, dump truck, refuse, fire and rescue, snow and ice removal, service trucks, and blower and product pump installations. Pro Gear and Transmission sells this genuine Chelsea part.
Features
8-bolt mounting for Eaton Fuller, Volvo/Mack, Daimler/Detroit, and other compatible manual transmissions
Cast iron housing with tapered cone bearings on the output shaft and tapered input shaft bearings
Intermittent torque rating up to 375 lb-ft (508 Nm); continuous operation with 30% de-rating
Multiple output options: SAE A pump flange, SAE B pump flange, ISO 7652 pump flange, and driveline
Wire/cable or mechanical shift actuation
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 (Series): 375 lb-ft (508 Nm) - check application pages for actual rating
- Continuous Operation: Yes, with 30% de-rating
- Output Power (Series): 56+ HP / 51+ kW
- Shaft Power (Series): 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit, and other 8-bolt aperture manual transmissions
- Housing: 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.
