Control Arms Archives - Detroit Axle

Category:

Upper vs Lower Control Arm: Differences, Cost & Replacement

Upper vs Lower Control Arm: Differences, Cost & Replacement

April 22, 2026

Not every car has both an upper and a lower control arm, but if yours does, they’re doing different jobs with different failure rates and very different replacement costs. The lower arm is the workhorse. The upper arm is the fine-tuner. Both matter, but confusing one for the other on a quote can cost you real money. Here’s the difference between an upper and lower control arm, which cars have each, and what you’re looking at when one of them needs replacing. Key Points to...

Read More
What Does a Lower Control Arm Do? (Function & Parts)

What Does a Lower Control Arm Do? (Function & Parts)

April 22, 2026

The lower control arm is one of those parts drivers only learn about after something goes wrong. It’s hiding under the front of the car doing three jobs at once, and when it wears out you feel it in the steering, the tires, and the ride. Here’s what a car’s lower control arm actually does, how it’s built, and why it’s the single suspension part most worth understanding if you plan to keep your car past 100,000 miles. Key Points to Review The lower control arm...

Read More
Lower Control Arm Ball Joint Explained: Function, Symptoms & Cost

Lower Control Arm Ball Joint Explained: Function, Symptoms & Cost

April 22, 2026

The ball joint is the part of the lower control arm you can’t ignore. The bushing at the other end of the arm can be worn for months before you feel it. The ball joint is the one that fails suddenly, folds the wheel under the car at speed, and ends the trip on a flatbed. Here’s what a lower control arm ball joint actually does, how it fails, and when you’re looking at a $60 fix vs. a new control arm. Key Points to Review The lower ball joint is the outer pivot on your control...

Read More
Lower Control Arm Bushing Replacement Cost & Symptoms (2026)

Lower Control Arm Bushing Replacement Cost & Symptoms (2026)

April 22, 2026

The bushings go first. Almost always. On a lower control arm, the rubber bushing at the inner mounting point wears out decades before the metal arm itself does, and it’s usually the part that sends you to the shop. The tell: a clunk over bumps, loose steering, an alignment that won’t hold. Here’s what a bushing replacement actually costs in 2026, how to spot one that’s gone, and when replacing just the bushing is the right call vs. replacing the whole arm. Key Points to...

Read More
Brake