The Chelsea 660XHAHX-V3XK or 660XHAHXV3XK is a 660 Series Power Take-Off designed to fit most popular 6-bolt manual transmissions, including Eaton/Fuller, Volvo/Mack, and other common platforms. The 660 Series carries a cast iron housing with tapered cone bearings on the output shaft and tapered bearings on the input shaft, supporting an intermittent torque rating up to 375 lb-ft. The series supports wire/cable or mechanical shift operation and offers multiple output configurations including SAE A, SAE B, and ISO 7652 pump flanges, as well as driveline output. Shaft power reaches 71 HP at 1,000 RPM. Suited for demanding vocational work including dump trucks, aerial devices, service trucks, and snow and ice removal equipment. Call us to confirm proper fit for your specific transmission.
Features
6-bolt mounting for most popular manual transmissions including Eaton/Fuller and Volvo/Mack
Cast iron housing with tapered cone bearings on output shaft and tapered bearings on input shaft
Intermittent torque capacity up to 375 lb-ft (508 Nm)
Wire/cable or mechanical shift operation
Output options include SAE A, SAE B, ISO 7652 pump flanges, and driveline
Shaft power: 36 HP at 500 RPM, 71 HP at 1,000 RPM, 107 HP at 1,500 RPM
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque: Up to 375 lb-ft (508 Nm)
- Output Type: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Shaft Power: 36 HP (500 RPM), 71 HP (1,000 RPM), 107 HP (1,500 RPM)
- Output Power: 56+ HP / 51+ kW
- Continuous Operation: Yes, with 30% de-rating
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, and other 6-bolt manual transmissions
- Housing Material: Cast Iron
Additional Information
The Chelsea 660 Series is designed for medium to heavy duty vocational markets including construction equipment, aerial devices, service trucks, dump trucks and trailers, and snow and ice removal. The 660 Series offers twenty-six output options, four internal speed ratios, and ten shift options. Chelsea's 360-degree rotatable flange is available within the series for optimal pump positioning. For detailed configuration and application guidance, refer to the 660 Series Parts List (HY25-2660-M1_US) and the 660 Series Sales Literature published by Parker Chelsea.Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
