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speedtech IRS Package kit on display

SEMA Video Feature: Speedtech Brings I.R.S. Adjustability to Just About Any Muscle Car!

Big news from the 2024 SEMA Show: Independent rear suspensions aren’t just for sports cars anymore! Okay, so maybe you already knew this. But the folks at Speedtech Performance USA […]
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QA1 Suspension Mockup for a 3rd-Gen Camaro, Side

QA1 Showcases 3rd-Gen. Camaro/Firebird Suspension & Chassis Parts at 2024 SEMA Show

Before we dive in, we want to give the fine folks at QA1 suspension a hearty congratulations for being crowned the 2024 SEMA Manufacturer of the Year—it’s quite the honor […]
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QA1 Control arm and adjustable shock

SEMA Product Feature: How to Bring Better Handling to Your Fox Body, SN95 or S197 Mustang

The suspension wizards at QA1 now offer their popular Proma Star series of struts for Fox Body, SN95 and S197 generation Mustangs. Even better, you can get the struts individually […]
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second gen chevy camaro z28 n autocross course, Atlanta motorama 2016

Track Day Suspension & Shock Tuning Tips from the Chassis Experts at QA1

We recently came across this insightful blog post from our pals, the suspension experts over at QA1. Given how popular track day and autocross events are nowadays, we thought we’d […]
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qa1 heim joint rod end on a table

Rod End 101: What is a Heim Joint?

At first glance, a Heim joint rod end looks pretty simple, but there’s a ton to understand before you go about using them in your vehicle. So, we put together […]
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close up of qa1 tubular control arm

3 Reasons to Upgrade to Tubular Control Arms

You hear about tubular control arms a lot these days when talking about performance suspension systems.  But is all the buzz really warranted? Are tubular control arms really worth your […]
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close up of qa1 automotive coil spring for a car

Video: How to Determine Your Ideal Spring Rate When Buying Coil Springs

In today’s video, Bill from QA1 teaches us how to determine which spring rate we should choose when buying coil springs. It varies by vehicle, and often varies between the […]
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man adjusting mod shocks on workbench

Video: Installing QA1 MOD Shocks on a Chevy Nova

In today’s video QA1’s Marshall and Dave give us a closer look at the company’s QA1 MOD shocks released at SEMA 2018, and walk us through an installation on a […]
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adjustment nut on adjustable shocks from qa1

Parts Bin: QA1 MOD Series Redefines Adjustable Shocks

QA1’s MOD Series shocks take the adjustable shocks concept and move it forward about a hundred notches. What sets these MOD shocks apart is QA1’s QuickTune technology—removable, modular valve packs […]
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QA1-Carbon-Sway-Bar-Screenshot

Parts Bin: QA1 Introduces Lightweight Carbon Fiber Sway Bar at SEMA 2018

Upgrading a vehicle’s sway bar often is one of the quickest and easiest ways to boost handling, stability, and control. As sway bars have increased in thickness to accommodate larger, […]
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