The Chelsea 660XQAHX-A3RF or 660XQAHXA3RF is a 660 Series Power Take-Off designed to fit most popular 6-bolt manual transmissions in medium to heavy-duty applications. The 660 Series uses a cast iron housing with tapered cone bearings on the output shaft and tapered bearings on the input shaft for strong load-bearing capability. The series carries an intermittent torque rating of up to 375 lb-ft, with continuous operation available at a 30% de-rating. Shift type for the 660 Series is wire/cable or mechanical. Compatible transmission manufacturers include Eaton/Fuller, Volvo/Mack, and others. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 660 Series, 6-bolt mounting for most popular manual transmissions
Cast iron housing with tapered cone bearings on the output shaft
Tapered input shaft bearings for greater load-bearing capability versus needle bearings
Intermittent torque capacity up to 375 lb-ft; continuous operation with 30% de-rating
Shift options include wire/cable and mechanical
Compatible with Eaton/Fuller, Volvo/Mack, and other transmission manufacturers
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable, Mechanical
- Intermittent Torque: Up to 375 lb-ft (508 Nm) - check application pages for actual torque ratings
- Continuous Operation: Yes, with 30% de-rating
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 36 HP (500 RPM), 71 HP (1000 RPM), 107 HP (1500 RPM)
- Output Types Available (series): SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, and others
- Housing Material: Cast iron
Additional Information
The Chelsea 660 Series is suited for aerial devices, dump trucks, service trucks, blower and product pumps, and snow and ice removal equipment. The series offers 26 output options including a 360-degree rotatable flange for pump fitment flexibility, four internal speed ratios, and ten shift options. Parker Chelsea documents available for this series include the 660 Series Parts List (HY25-2660-M1_US), the 660 Series Sales Literature, and the 340/348/442/447/489/660/680/823/863/880 Series Owner's Manual.Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
