Delphi TC1646 Suspension Ball Joint - Front Upper

Delphi Suspension Ball Joint TC1646 Overview

The Delphi Suspension Ball Joint TC1646 is engineered for reliable suspension performance on select Dodge and Plymouth trucks and vans. Designed with durable materials and essential hardware, this ball joint supports smooth steering and stable vehicle handling.

• Constructed with SAE 5140 alloy steel ball and carbon steel housing for strength
• Includes castle nut, cotter pin, mounting hardware, and grease fitting for maintenance
• Features a press-in mounting type with a tapered threaded stud for secure fitment
• Equipped with a chloroprene rubber dust boot to protect against contaminants
• Compatible with Dodge and Plymouth models including B300, B350, B1500, B2500, B3500, D200, D250, D300, D350, PB350, Ram 2500 Van, and Ram 3500 Van

Technical Specifications and Features

The TC1646 ball joint features a maximum outside diameter of 2.323 inches (59.0 mm) and a height of 5.177 inches, providing a robust fit for suspension systems. The stud thread diameter measures 0.688 inches with a threaded stud length of 1.201 inches, designed with a tapered stud end (0.125 taper per foot) to ensure precise alignment and secure installation. This suspension-grade ball joint assembly is greaseable, allowing for extended service life through routine lubrication. The included dust boot, made from durable chloroprene rubber, helps prevent dirt and moisture intrusion, maintaining joint integrity over time.

Compatible Vehicles and Applications

This Delphi ball joint TC1646 is compatible with a range of Dodge and Plymouth trucks and vans, specifically models such as B300, B350, B1500, B2500, B3500, D200, D250, D300, D350, PB350, Ram 2500 Van, and Ram 3500 Van. It is designed to replace worn or damaged suspension ball joints in these vehicles, restoring proper steering and suspension function.

Common Suspension Issues Addressed

• Eliminates excessive play or looseness in the steering linkage
• Reduces uneven tire wear caused by worn ball joints
• Prevents clunking noises during suspension movement
• Restores proper wheel alignment and handling stability
• Protects suspension components from dirt and moisture damage

Installation Notes and Tips

The TC1646 ball joint is designed for press-in mounting and includes necessary hardware such as castle nut, cotter pin, and mounting nuts for a secure fit. It is greaseable, so applying fresh grease during installation is recommended to ensure smooth operation. Use appropriate tools to press the ball joint into the control arm and torque the castle nut to manufacturer specifications. Verify the cotter pin is properly installed to secure the nut and prevent loosening.

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet or exceed OEM standards, ensuring durability and reliable performance. The TC1646 ball joint is built with high-quality materials including SAE 5140 alloy steel and carbon steel housing. While specific warranty details may vary, Delphi typically offers coverage against defects in materials and workmanship. Consult product documentation or supplier for exact warranty terms.