The Chelsea 249HMLLX-B4AD or 249HMLLXB4AD is a Power Take-Off assembly from the Chelsea 249 Series, engineered specifically for Ford Super Duty trucks equipped with the Ford 6R140 TorqShift 6 automatic transmission. This series uses a 6-bolt Ford mounting pattern and features Chelsea's patented noise-suppression system, making it the only PTO designed to reduce torsional noise on these applications. Shift type is hydraulic, with a single hose connection and an integrated actuation valve that simplifies installation and reduces leak paths. The 249 Series carries an intermittent torque rating up to 200 lb-ft and is suited for aerial, tow and recovery, service truck, small dump truck, and fire and rescue applications. Available for both 2WD and 4WD configurations. Call us to confirm the correct fit for your specific application.

• Transmission Application: Ford 6R140 TorqShift 6 Automatic
• Mounting Type: Ford, 6-Bolt
• Shift Type: Hydraulic (PowerShift)
• Intermittent Torque: Up to 200 lb-ft (271 Nm) - check application pages for actual rating
• Output Power: 56+ HP (42 kW)
• Shaft Power: 57 HP at 1,488 RPM (42 kW at 1,488 RPM)
• Lubricant: Internal Pressure Lube
• Continuous Operation: Yes, with 30% de-rating
• Availability: 2WD and 4WD configurations
• Part Number: 249HMLLX-B4AD or 249HMLLXB4AD

The Chelsea 249 Series is designed for work-truck markets including aerial, water drilling, tow and recovery, service trucks, small dump trucks, and fire and rescue equipment. No special installation tools are required, which reduces setup time and cost. The integrated cartridge valve and pressure switch further simplify wiring and plumbing compared to conventional PTO installations. Parker Chelsea documents available for this series include the 247/249/249V/272-F Series Owner's Manual and the 249 Series Parts List (HY25-2249-M1_US).