The Chelsea 660ZSAHX-A3XD or 660ZSAHXA3XD is a 660 Series Power Take-Off designed for medium- to heavy-duty vocational applications on popular 6-bolt manual transmissions, including Eaton/Fuller and Volvo/Mack units. The 660 Series uses a cast iron housing with tapered cone bearings on the output shaft and tapered bearings on the input shaft, supporting an intermittent torque capacity up to 375 lb-ft. Shift type is wire/cable or mechanical. The series offers multiple output configurations, including SAE A pump flange and driveline options, making it suitable for dump trucks, aerial devices, service trucks, and snow and ice removal equipment. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 660 Series Power Take-Off, part number 660ZSAHX-A3XD or 660ZSAHXA3XD
6-bolt mounting for popular manual transmissions including Eaton/Fuller and Volvo/Mack
Intermittent torque capacity up to 375 lb-ft (508 Nm) for demanding applications
Cast iron housing with tapered cone bearings on output shaft and tapered input shaft bearings
Wire/cable or mechanical shift options
Output options include SAE A pump flange, SAE B pump flange, ISO 7652 pump flange, and driveline configurations
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque Capacity: Up to 375 lb-ft (508 Nm)
- Output Types: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Shaft Power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
- Transmission Compatibility: 6-bolt manual transmissions including Eaton/Fuller and Volvo/Mack
- Housing Material: Cast Iron
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
