The Chelsea 660XHAHX-A3RK is a 660 Series Power Take-Off built for medium to heavy duty applications on popular 6-bolt manual transmissions. The 660 Series features a cast iron housing with tapered cone bearings on both the input and output shafts, delivering an intermittent torque capacity up to 375 lb-ft. Output options include SAE A, SAE B, and ISO 7652 pump flanges as well as driveline outputs. The space-saving air shift cover maximizes clearance under the cab. Continuous operation is supported with a 30% de-rating. A genuine Chelsea part, available from Pro Gear and Transmission.
Features
6-bolt mounting for most popular manual transmissions
Cast iron housing with tapered cone bearings on input and output shafts
Intermittent torque capacity up to 375 lb-ft (508 Nm)
Continuous operation capable with 30% de-rating
Output options: SAE A, SAE B, ISO 7652 pump flange, and driveline
Shaft power: 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)
- Continuous Operation: Yes, with 30% de-rating
- Output Types: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Output Shaft Options: Round Shaft (1-1/4" - 5/16" Key), SAE A (5/8" - 9T), SAE B (7/8" - 13T), SAE BB (1" - 15T), SAE C (1-1/4" - 14T), 3/4" - 11T, DIN 5462 Pump Spline, 1410 Companion Flange
- Shaft Power: 36 HP (500 RPM), 71 HP (1,000 RPM), 107 HP (1,500 RPM)
- Output Power: 56+ HP / 51+ kW
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, and other 6-bolt manual transmissions
- Housing Material: Cast Iron
Additional Information
Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
