Exterior Components› Body Panels and Components

UMI PERFORMANCE

UMI Performance 78-88 GM G-Body Premium Front Upper Ball Joint

$54.85

SKU: U01C 101-10019

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The Proforged upper ball joint is a standard replacement part for 1978-1988 GM G-Body vehicles. It is constructed with forged SAE4140 chromoly steel studs and forged SAE1045 housings, and is heat-treated for strength and durability. The ball joint is CNC machined for precise fit and sealed with CR-rubber boots.
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Part #: 101-10019

Our high-quality ball joints are the great additional to your new upper A-Arms. Premium ball joints are made from high strength steel, feature a self-adjusting internal spring, dust boot, and a CNC machined and hardened stud. UMI's ball joints meet or exceed OEM specifications, and include necessary installation hardware. Sold Each.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Vehicle Symptoms
  • Clunking noise when turning or going over bumps
  • Loose or wandering steering at highway speeds
  • Uneven tire wear on front tires
  • Front end vibration or shimmy
  • Excessive play in front suspension when jacked up
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Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandUMI PERFORMANCE
Part NumberU01C 101-10019

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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