Moog K9509 Suspension Ball Joint - Front Lower

MOOG K9509 Front Lower Ball Joint

MOOG K9509 is a press-in suspension ball joint built for the front lower position on select Nissan 240SX models. It uses a greaseable design, neoprene material, and a cotter-pin-ready castle nut setup to support serviceable, secure suspension repair.

Compatible with 1989-1994 Nissan 240SX front lower applications, this part is a direct-fit option for restoring steering and suspension geometry on the Nissan 240SX. MOOG K9509 is also cross-referenced by Mevotech Supreme CMS9658 and MK9509 for the same application.

Key Features

• Press-in mounting type for front lower suspension service
• Greaseable design for routine lubrication maintenance
• Neoprene material
• Castle nut included with cotter pin hole
• Maximum outside diameter: 1.920 in.
• Non-adjustable construction

Detailed Description

MOOG K9509 is engineered as a suspension ball joint for the front lower position on 1989-1994 Nissan 240SX models, including 1994 Nissan 240SX front lower through 2/94. Built with tested materials and MOOG problem-solving design features, it supports a straightforward replacement process while helping maintain proper suspension articulation. The greaseable configuration is useful for ongoing maintenance, and the press-in mounting style matches the original service approach for this application.

For buyers searching for a Nissan 240SX front lower ball joint, MOOG K9509 provides a fitment-specific replacement option for 1989-1993 Nissan 240SX and 1994 Nissan 240SX front lower through 2/94. The part number K9509 is commonly used when replacing worn front suspension joints on this chassis.

What It Helps Fix

• Front-end looseness or play from a worn ball joint
• Clunking or knocking from the lower suspension area
• Uneven tire wear related to suspension wear
• Steering response issues caused by excess joint movement
• Inspection failure tied to worn front lower suspension components

Installation Notes and Tips

Install K9509 in the front lower position only on the listed Nissan 240SX applications. Because this is a press-in ball joint, proper suspension service tools are required for removal and installation. Verify the cotter pin hole alignment during assembly and follow the vehicle service procedure for torque and lubrication. Confirm fitment by model year and note that the 1994 Nissan 240SX listing applies through 2/94.

Quality Assurance

MOOG ball joints are backed by superior materials and rigorous testing to support reliable performance in suspension service. K9509 is built to meet the demands of front suspension repair on the Nissan 240SX platform.