The Chelsea 660GQAHX-P3XV or 660GQAHXP3XV is a 660 Series Power Take-Off built for medium to heavy duty applications on popular 6-bolt manual transmissions, including Eaton/Fuller and Volvo/Mack platforms. The 660 Series carries up to 375 lb-ft intermittent torque capacity and supports continuous operation with a 30% de-rating. The cast iron housing and tapered cone bearings on both the input and output shafts provide greater load-bearing capability than needle-bearing designs. Shift type is wire/cable or mechanical. Output configurations in the 660 Series include SAE A, SAE B, and SAE C pump flanges, driveline, and multiple spline options. Call us to confirm the exact output and ratio configuration for your application.
Features
Chelsea 660 Series, 6-bolt mounting for popular manual transmissions including Eaton/Fuller and Volvo/Mack
Up to 375 lb-ft intermittent torque capacity; continuous operation supported with 30% de-rating
Cast iron housing with cast iron bearing caps for durability
Tapered cone bearings on both input and output shafts for high load-bearing capability
Wire/cable or mechanical shift type
Suitable for aerial devices, dump trucks, service trucks, blower and product pumps, and snow and ice removal equipment
Tech Specs
- Mounting Type: 6-Bolt
- Transmission Fit: Popular manual transmissions - Eaton/Fuller, Volvo/Mack
- Intermittent Torque Capacity: 375 lb-ft (508 Nm) - verify actual rating on application pages
- Continuous Operation: Yes, with 30% de-rating
- Shift Type: Wire/Cable or Mechanical
- Output Type: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline (series options)
- Output Shaft Options: Round Shaft 1-1/4" - 5/16" Key; SAE A 5/8" - 9T Pump Spline; SAE B 7/8" - 13T Pump Spline; SAE BB 1" - 15T Pump Spline; SAE C 1-1/4" - 14T Pump Spline; 3/4" - 11T Pump Spline; DIN 5462 Pump Spline; 1410 Companion Flange
- Shaft Power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
- Output Power: 56+ HP
- Housing: Cast Iron
- Bearing Type: Tapered Cone Bearings (input and output shafts)
- Dimensions (H x W x L): 8 in. x 10 in. x 14 in.
- Lubricant: No Pressure Lube (suffix X in part number)
- Part Number: 660GQAHX-P3XV or 660GQAHXP3XV
Additional Information
The Chelsea 660 Series is supported by several Parker documents, including 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. The series also has published product notices covering ratio and output options (PTO-PNI-250) and RH, RK, and RJ output options. Contact Pro Gear and Transmission for help identifying the correct configuration for your truck.Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
