The Chelsea 680XRAHX-W4AF or 680XRAHXW4AF is an 8-bolt mount power take-off from the Chelsea 680 Series, a medium- to heavy-duty PTO designed for higher-torque applications including pneumatic blowers, dump trucks, aerial equipment, and refuse vehicles. The 680 Series features a cast iron housing with tapered cone bearings on the output shaft for extended service life. The series covers most manual transmissions with an 8-bolt aperture, with a deep-mount housing option available for Mack applications. Shift type is mechanical or wire/cable. The 680 Series delivers output power of 56 HP or more. Call Pro Gear and Transmission to confirm this part number fits your transmission and application.
Features
Chelsea 680 Series, 8-bolt mounting for most manual transmission applications
Cast iron housing with tapered cone bearings on the output shaft
Deep-mount housing option available for Mack transmission applications
Designed for higher-torque applications including pneumatic blowers
Mechanical or wire/cable shift type
Series output power: 56+ HP / 51+ kW
Tech Specs
- Mounting Type: 8-Bolt
- Series: Chelsea 680 Series
- Shift Type: Wire/Cable or Mechanical
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Output Power: 56+ HP (51+ kW)
- Shaft Power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
- Intermittent Torque (Series): 375 lb-ft (508 Nm) - check application pages for actual rating
- Continuous Operation: Yes, with 30% de-rating
- Lubricant: No Pressure Lube (X designation)
- 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.
