The Chelsea 680ZSAHX-W3XD is an 8-bolt Power Take-Off from the Chelsea 680 Series, built for medium- to heavy-duty manual transmission applications. The cast iron housing pairs with tapered cone bearings on the output shaft for durability in high-torque work cycles such as pneumatic blowers and aerial equipment. This unit carries an air shift cover and is compatible with Eaton/Fuller, Volvo/Mack, and Daimler/Detroit transmission families. The 680 Series supports SAE A and SAE B pump flange output options alongside driveline output configurations, with continuous operation available at a 30% de-rating. A genuine Chelsea part from Pro Gear and Transmission.
Features
8-bolt mounting for Eaton/Fuller, Volvo/Mack, and Daimler/Detroit manual transmission apertures
Air shift cover design maximizes clearance under the truck
Cast iron housing with tapered cone bearings on the output shaft
SAE A and SAE B pump flange output options available in the 680 Series
Intermittent torque rating of 375 lb-ft (508 Nm) at series level; continuous operation supported with 30% de-rating
Suited for high-torque vocational applications including pneumatic blowers, dump trucks, aerial, and fire and rescue equipment
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Air Shift
- Output Type: SAE A Pump Flange, SAE B Pump Flange, Driveline
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Intermittent Torque (Series): 375 lb-ft (508 Nm) - verify actual rating on Chelsea application pages
- Continuous Operation: Yes, with 30% de-rating
- Output Power (Series): 56+ HP / 51+ kW
- Housing Material: 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.
