The Chelsea 680GQAHX-M3XV is an 8-bolt Power Take-Off from the Chelsea 680 Series, designed for medium to heavy duty manual transmission applications including Eaton/Fuller and Mack. The 680 Series features a cast iron housing with tapered cone bearings on the output shaft for extended service life under high torque demands. The series is rated for intermittent torque in the 301 to 400 lb-ft range (check application pages for actual torque ratings) and supports continuous operation with a 30% de-rating. Output options span SAE A, SAE B, and SAE C pump flanges as well as driveline configurations, and shift types include wire/cable and mechanical. The space-saving air shift cover maximizes clearance under the chassis.
Features
8-bolt mounting for most manual transmission applications including Eaton/Fuller and Volvo/Mack
Cast iron housing with tapered cone bearings on input and output shafts
Continuous operation supported with 30% de-rating
Output options include SAE A, SAE B, SAE C pump flanges, ISO 7652 flange, and driveline
Shift options: wire/cable and mechanical; deep mount housing available for Mack transmissions
Tech Specs
- Mounting Type: 8-Bolt
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit, Other
- Intermittent Torque (series): 301 to 400 lb-ft / 375 lb-ft nominal (check application pages for actual rating)
- Continuous Operation: Yes, with 30% de-rating
- Shift Type: Wire/Cable, Mechanical
- Output Type: SAE A Pump Flange, SAE B Pump Flange, SAE C Pump Flange, ISO 7652 Pump Flange, Driveline
- Output Power (series): 56+ HP / 51+ kW
- Housing Material: Cast Iron
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
