The Chelsea 680XSAHX-P3AF is an 8-bolt Power Take-Off from the Chelsea 680 Series, built for medium- to heavy-duty manual transmission applications including Eaton Fuller and Mack (deep mount housing option) platforms. The cast iron housing and tapered cone bearings on the output shaft deliver a series-rated intermittent torque of 375 lb-ft (508 Nm). This unit features an air shift cover designed to maximize clearance under the truck. Output shaft configuration follows the SAE A pump spline (5/8 in. - 9T) pattern. The 680 Series supports continuous operation with a 30% de-rating and is a proven fit for demanding vocational jobs including pneumatic blowers, dump trucks, aerial, and refuse applications. Sold by Pro Gear and Transmission.
Features
8-bolt mounting for Eaton Fuller, Mack (deep mount), Volvo, and other compatible manual transmissions
Air shift cover for maximum under-truck clearance
Cast iron housing with tapered cone bearings on output shaft
SAE A pump spline output (5/8 in. - 9T)
Series-rated intermittent torque of 375 lb-ft (508 Nm)
Supports continuous operation with 30% de-rating
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Air Shift
- Output Shaft Type: SAE A Pump Spline (5/8 in. - 9T)
- Intermittent Torque (Series): 375 lb-ft (508 Nm)
- Continuous Operation: Yes, with 30% de-rating
- Housing Material: Cast Iron
- Output Power (Series): 56+ HP / 51+ kW
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit, Other 8-bolt aperture
Additional Information
The Chelsea 680 Series is documented in the 680 Series Parts List (HY25-2660-M1_US) and the 340/348/442/447/489/660/680/823/863/880 Series Owner's Manual, available from Parker Chelsea. Common vocational applications include aerial, snow and ice removal, fire and rescue, dump truck, service trucks, refuse, and blower and product pump installations.Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
