There will be no phone support from 12:00 Noon EST Nov 23rd through Nov 27th. Click here to learn about our Holiday Discounts! Happy Thanksgiving!

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      At 3DM, our goal is for our customers to have the ultimate suspension experience. With over 20 years of experience professionally building AND racing cars from pro to club racing as well as autox and time attacks, we KNOW suspensions! With our in house shock dyno and access to a 7 post shaker rig, we pride ourselves on making data driven decisions in conjunction with real world track testing. If you want better performance from your car's suspension, no matter your driving style, you’ve come to the right place.