Nestled deep in California's Central Valley is a quiet yet busy shop known as Stang-Aholics. While it isn't a large business, its owners possess a wealth of talent and a passion for classic Mustangs. These gentlemen build exciting restomods ready for the 21st century. When we visited, they were about to install a Heidt's four-link suspension system on a '68 Mustang hardtop, so we stuck around to see how it's done.
Why install a Heidt's four-link on a 40-year-old Ford? Because it works. A four-link suspension allows you to tune your Ford's rearend for improved handling, stability, and pinpoint alignment. Once tuned, it remains in proper adjustment.
Due to its reputation, Stang-Aholics chose to team up with Heidt's Hot Rod Shop in Chicago for this four-link rear suspension for classic Mustangs. This is a fully adjustable rear-suspension system that will change the way you think about classic Mustangs, Falcons, Comets, and Fairlanes. You can tune pinion angle; adjust axle position; tweak the coilover shocks for a smooth ride, awesome handling, or a combination of both; and of course, adjust ride height. What's more, you don't have to cut anything. The Heidt's four-link bolts to existing chassis attachment points.
The Missing Link for Classic Fords
Check out this fully adjustable four-link suspension system from Heidt's Hot Rod Shop. It's a bolt-on class act that takes Mustang handling and performance to the next level. Adjustable coilover shocks make it easy to tune ride and handling. Fully articulating links allow you to tune pinion angle and alignment. A Panhard bar keeps the axle centered under the toughest driving conditions.
Installation can be accomplished in a weekend if you have a rear axlehousing that's already prepared. Brackets must be welded to the axlehousing. This is best performed by a professional versed in fabrication, who will find the dimensions provided in the kit instructions.
 Here's what you need to know...  Here's what you need to know for axle setup. Coilover shocks and four-links join the axle at these points. It's important to ascertain dimensions before welding. If you're not confident in this, consult a professional fabricator. |  The four-link hardware attachment...  The four-link hardware attachment points shown here will get you started. Follow them to the letter. Front brackets attach at the forward leaf-spring bushing anchor point. |  Pinion angle is crucial to...  Pinion angle is crucial to safe and vibration-free operation. Adjust pinion angle to 3 1/2 degrees per Heidt's instructions. |