Delphi TC1644 Suspension Ball Joint - Front Lower

OE-Style Front Lower Ball Joint

Delphi TC1644 is a standard replacement suspension ball joint for the front lower position on a wide range of Dodge, Plymouth, Chevrolet, and GMC applications. It is built with OE-focused materials and dimensional control to support proper steering and suspension geometry on vehicles such as the Dodge Ram 1500 Van, Dodge B350, and Dodge D350.

Key Features

• Front lower suspension ball joint assembly
• Press-in mounting type for listed applications
• Ball material: alloy steel SAE 5140
• Housing material: carbon steel SAE 1040
• Greaseable design with grease fitting included
• Dust boot included with chloroprene rubber construction
• Castle nut, cotter pin, nuts, washers, and mounting hardware included
• Non-adjustable standard replacement design
• Tapered threaded stud with 16 threads per inch
• Part number: TC1644

Detailed Description

Delphi TC1644 is engineered for front lower suspension service where a press-in ball joint is required. Delphi applies OE-level dimensional and material analysis to help ensure proper fitment and consistent performance across the listed Dodge Ram 2500 Van, Dodge Ram 3500 Van, Dodge B1500, Dodge B2500, Dodge B3500, Dodge D250, Dodge D350, Plymouth PB350, GMC G35/G3500 Van, and Chevrolet C20 Suburban applications. The greaseable design and included dust boot support joint protection and serviceability, while the alloy steel ball and carbon steel housing provide a durable replacement solution for everyday road use.

This part cross-references MOOG Chassis Products K7053T and K500050 for the same application.

What It Helps Fix

• Front-end looseness or play from a worn lower ball joint
• Clunking or popping noises from the front suspension
• Uneven tire wear caused by suspension joint wear
• Steering wander or imprecise road feel
• Suspension geometry issues related to a damaged press-in joint

Installation Notes and Tips

Verify the vehicle’s front lower suspension configuration before installation, especially on models with axle or GVW-specific notes. This press-in ball joint is listed for applications including 2001-2003 Dodge Ram 1500 Van, 1995-1998 Dodge B3500, and 1981-1993 Dodge D350, so matching the exact year, model, and notes is important. Inspect the control arm bore, clean the mounting area thoroughly, and confirm the tapered stud and thread specifications match the original part before final assembly.

Quality Assurance

Delphi tests steering and suspension components across extreme temperature and corrosion conditions, including sub-zero and high-heat exposure plus extended salt-spray testing. That OE-focused validation, along with material and dimensional analysis, supports consistent aftermarket replacement quality for TC1644.