The Chelsea 680XRAHX-V3AF or 680XRAHXV3AF is a 680 Series Power Take-Off built for 8-bolt manual transmission applications across medium and heavy duty trucks. The 680 Series is engineered with a cast iron housing and tapered cone bearings on the output shaft, supporting intermittent torque in the 301-400 lb-ft range with a series peak rating of 375 lb-ft. Continuous operation is supported with a 30% de-rating applied. Shift options include wire/cable and mechanical types. Output configurations span SAE A, SAE B, and other pump flange formats as well as driveline outputs. The 680 Series is commonly applied to Eaton/Fuller and Volvo/Mack transmissions, with a deep mount housing option for Mack applications. Typical vocations include aerial, dump, refuse, fire and rescue, and blower or product pump service. Call us to confirm proper fit for your application.
Features
Chelsea 680 Series Power Take-Off, part number 680XRAHX-V3AF or 680XRAHXV3AF
8-bolt mounting for most manual transmission applications including Eaton/Fuller and Volvo/Mack
Cast iron housing with tapered cone bearings on the output and input shafts for high load capacity
Intermittent torque rating 301-400 lb-ft range; 375 lb-ft series peak (verify exact rating for this configuration)
Continuous operation capable with 30% de-rating
Wire/cable and mechanical shift options available across the 680 Series
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable or Mechanical
- Output Type: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Intermittent Torque (Series): 375 lb-ft / 508 Nm (check application pages for actual rating)
- Continuous Operation: Yes, with 30% de-rating
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Daimler/Detroit
- Output Power (Series): 56+ HP / 51+ kW
- Shaft Power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
- Housing Material: Cast Iron
- Dimensions (H x W x L): 8 in. x 10 in. x 14 in.
Additional Information
Parts Manual: Chelsea 680 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
