The Chelsea 660ZQDAX-P3XY or 660ZQDAXP3XY is a 6-bolt power take-off assembly from Chelsea's 660 Series, designed for medium to heavy-duty vocational applications including dump trucks, aerial devices, service trucks, and snow removal equipment. It mounts to Eaton/Fuller, Volvo/Mack, and Hino transmissions. Shift is wire/cable mechanical. The output shaft is a 1-1/4" round with key. The 660 Series carries an intermittent torque capacity up to 375 lb-ft (check application pages for actual ratings). Shaft power output reaches 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM. One-piece gears and cast iron bearing caps are series-standard features. Call us to confirm proper fit for your specific transmission and application.
Features
6-bolt mounting, compatible with Eaton/Fuller, Volvo/Mack, and Hino transmissions
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Intermittent torque capacity up to 375 lb-ft, 508 Nm (check application pages for actual ratings)
One-piece gears for higher torque capacity
Cast iron bearing caps and greaseable shaft options
Tech Specs
- Intermittent Torque: 375 lb-ft / 508 Nm (Check Application Pages for Actual Torque Ratings)
- Shift Type: Wire/Cable, Mechanical
- Output Power: 56+ HP, 51+ kW
- Transmission Manufacturer: Eaton/Fuller, Hino, Volvo/Mack
- Output Shaft Type: 1-1/4" Round, 1-1/4" Round with Key
- Mounting Type: 6-Bolt
- Shaft Power: 36 HP (500 RPM), 71 HP (1000 RPM), 107 HP (1500 RPM) / 27 kW (500 RPM), 53 kW (1000 RPM), 80 kW (1500 RPM)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
