Fabtech Uniball Upper Control Arms for 0-Inch and 6-Inch Lift (11-19 Sierra 3500 HD)

Description

Heavy-Duty Suspension Upgrade. The Fabtech Uniball Upper Control Arms for 0-Inch and 6-Inch lift provide enhanced suspension strength by replacing the factory upper ball joints with robust 1″ ID stainless steel uniballs. Designed for aggressive off-road use, these arms improve durability and add additional caster for better alignment and handling with oversized tires.

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Construction and Appearance. Built from .120″ wall 1.50″ outer diameter 4130 Chromoly tubing, these upper control arms feature FK stainless PTFE lined 1″ uniballs and 17-4 heat-treated stainless steel pins and misalignments for optimum strength and clearance. The frame side uses .250 wall DOM bushing barrels with welded gussets and urethane bushings that reduce road noise and enhance longevity.

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Installation. Installation is straightforward with no spindle modifications required, as the heat-treated uniball pins fit into the factory ball joint taper. No drilling or complex alterations are needed, making the process accessible to experienced installers.

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Warranty. This product includes a limited lifetime warranty, ensuring long-term reliability and customer confidence.

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Application. Specifically designed to fit 2011-2019 Sierra 3500 HD models, accommodating both 0″ and 6″ lift configurations.

Fabtech FTS21127

CA Residents: WARNING: Cancer and Reproductive Harm

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• Arms eliminate factory upper ball joint with super strong 1″ ID stainless steel American uniball for increased suspension strength

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• Additional caster is built into arms for enhanced alignment with oversized tires

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• 1.50″ OD .120″ wall 4130 Chromoly tubing reduces flex found in stock arms for more positive road feel

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• 17-4 heat treated uniball pin fits into factory ball joint taper without modification to the spindle for easy return to stock

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• 17-4 stainless steel misalignments ensure proper clearance of large uniballs throughout the travel range

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• .250 wall DOM bushing barrels with welded gussets for strength and urethane bushings for reduced noise and increased longevity

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• Fits 2011-2019 Sierra 3500 HD models, supporting 0″ and 6″ lift configurations

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Brand	Fabtech
Control Arms Placement	Front Upper