Delphi TC6146 Suspension Control Arm - Front Lower

Delphi TC6146 Front Lower Control Arm

Delphi TC6146 is a front lower suspension control arm built with a tubular metal construction, black finish, and pre-greased rubber bushings. It is a standard replacement part for select Ram and Dodge truck applications, including front lower positions on Ram 1500 Classic, Ram 1500, Ram 2500, and Ram 3500 models.

Key Features

• Brand: Delphi
• Part number: TC6146
• Suspension control arm for front lower applications
• Tubular metal construction with black coating
• Pre-greased with bushings included
• Rubber bushing material for OE-style ride characteristics
• Standard replacement grade
• Not adjustable
• Ball joint not included
• Grease fitting not included

Detailed Description

Delphi TC6146 is engineered as a front lower suspension control arm for vehicles that require a direct replacement in the lower front suspension location. The tubular metal design supports strength and consistent geometry, while the pre-greased rubber bushings help restore suspension articulation and reduce unwanted movement at the mounting points. Delphi applies OE-focused dimensional and material analysis to improve fitment consistency between the original part and the aftermarket replacement, and the component is tested across extreme temperature ranges and salt-spray exposure for durability validation.

This part cross-references MOOG Chassis Products RK641927 and Mopar 52855624AA for the same application. It is a practical choice for Ram 1500 Classic front lower control arm replacement and Dodge Ram 2500 front lower control arm service where OE-style fit and suspension alignment matter. The Delphi TC6146 also serves Ram 3500 and Ram 1500 front lower applications listed below.

Vehicle Fitment

• Fits 2020-2021 Ram 1500 Classic, Front Lower
• Fits 2003-2009 Dodge Ram 2500, Front Lower
• Fits 2003-2009 Dodge Ram 3500, Front Lower
• Fits 2006-2008 Dodge Ram 1500, Front Lower

What It Helps Address

• Front-end looseness from worn lower control arm bushings
• Clunking or knocking from suspension movement
• Uneven tire wear related to suspension geometry issues
• Steering instability caused by worn front lower suspension components
• Restoration of proper lower arm mounting and suspension control

Installation Notes

Confirm the exact position before ordering, since this part is listed for front lower applications only. Compare the original control arm dimensions, bushing style, and mounting points to the vehicle application before installation. Mounting hardware is not included, and the ball joint is not included. A professional alignment is recommended after replacement to verify suspension geometry and tire wear settings.

Quality Assurance

Delphi validates this suspension control arm with OE-oriented dimensional and material analysis, plus environmental testing that includes extreme temperature exposure and extended salt-spray resistance. The result is a standard replacement part built to meet the demands of daily truck suspension service.