Delphi Suspension Ball Joint P/N:TC1621
Help keep steering response tight and front suspension movement controlled with the Delphi ball joint TC7870, a front upper joint that links the control arm to the steering knuckle so the wheel can steer and travel over bumps. It drops in as a direct-fit replacement for many vehicles, among them the 2014-2018 Chevrolet Silverado 1500, 2014-2018 GMC Sierra 1500 and 2016-2020 Chevrolet Tahoe; see the "Vehicles it fits" section for the full list.
Delphi's dimensional and material analysis targets close compatibility between the OE and aftermarket part. The listed applications use two per vehicle; each is sold individually, and replacing both front upper joints together as a matched pair is recommended. Country of origin: Turkey.
Interchange: 527-061
527061 · CB91037 · CB91037PR · 23420263 · 23420264 · 84628487 · K500340 · RK623125 · TXMS50575
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What vehicles does the Delphi ball joint TC7870 fit?
It's a front upper joint that fits many vehicles, among them the 2014-2018 Chevrolet Silverado 1500, 2014-2018 GMC Sierra 1500 and 2016-2020 Chevrolet Tahoe; see the "Vehicles it fits" section for the full list.
What does a suspension ball joint do?
It's a pivoting joint connecting the control arm to the steering knuckle, letting the wheel steer and the suspension move over bumps while keeping that connection located.
How many TC7870 joints do I need?
The listed applications use two per vehicle. Each is sold individually, and replacing both front upper joints together as a matched pair is recommended.
What are signs this ball joint may need replacing?
Clunking or knocking over bumps, loose or wandering steering, and uneven front tire wear can be signs of a worn ball joint. Diagnose the cause before replacing.
Does the TC7870 include a boot?
Yes. It uses a chloroprene rubber boot that improves durability and helps prevent premature failure by sealing the joint.
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