The Chelsea 660GSJAX-A3XK or 660GSJAXA3XK is a 6-bolt Power Take-Off assembly from the Chelsea 660 Series, designed for medium- to heavy-duty vocational work including dump trucks, aerial devices, service trucks, and snow and ice removal equipment. It uses a wire/cable mechanical shift and accepts Eaton/Fuller, Volvo/Mack, Hino, and other compatible manual transmissions. The output shaft is a 1-1/4" round with key, and the 660 Series carries an intermittent torque rating of up to 375 lb-ft (508 Nm) - check application pages for your specific configuration. Shaft power output reaches 107 HP at 1,500 RPM. One-piece gears, tapered cone bearings on the output shaft, and cast iron bearing caps contribute to the load capacity this series is known for. Call us to confirm proper fit for your application.

• Mounting Type: 6-Bolt
• Shift Type: Wire/Cable, Mechanical
• Output Shaft Type: 1-1/4" Round with Key
• Transmission Compatibility: Eaton/Fuller, Volvo/Mack, Hino, Other
• Intermittent Torque: 375 lb-ft / 508 Nm (check application pages for actual torque ratings)
• Output Power: 56+ HP / 51+ kW
• Shaft Power: 36 HP (500 RPM), 71 HP (1,000 RPM), 107 HP (1,500 RPM) / 27 kW (500 RPM), 53 kW (1,000 RPM), 80 kW (1,500 RPM)
• Continuous Operation: Yes, with 30% de-rating

The Chelsea 660 Series fits most popular 6-bolt manual transmissions and is suited for demanding vocational applications including aerial devices, dump trucks and trailers, blower and product pumps, service trucks, and snow and ice removal equipment. Four internal speed ratios and ten shift options are available across the 660 Series. The 660GSJAX-A3XK features greaseable shaft options for easier maintenance. Refer to Chelsea application pages to confirm the exact torque rating and compatibility for your specific transmission and vehicle.