Kelly Aiken on Making Cars Hook, Perfecting 60-130s, Kelltrac, and Understanding Suspension Geometry
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Show Notes
Kelly Aiken of Kelltrac joins us to break down suspension setup, traction, and why chassis tuning often matters more than horsepower. We dive deep into Mustang's, drag racing suspension theory, and the growing single-cab F-150 drag truck scene. If you want to understand how shock valving, spring rates, and geometry actually make cars faster, this episode is a masterclass. T
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00:00 Intro
08:12 How Kelly Got Into Cars, Drag Racing & the Mustang Scene
16:34 From Side Hustle to BMR Suspension Development
24:41 The S550 Mustang IRS Revolution & Suspension Design
33:07 Building Performance Suspension Parts That Actually Work
41:56 Why Most Suspension Parts Are Copies (Industry Reality)
50:18 The Truth About Mustang IRS Lockout Kits
58:47 Suspension Setup vs Just Adding Power
1:07:30 Why Traction Beats Horsepower in Drag Racing
1:27:44 Single Cab F-150's and Making Suspension Setups Work
1:45:10 Shock Travel, Spring Rates & Compression Explained
1:54:18 Coilovers vs Traditional Spring/Perch Suspension
2:04:35 Road Course vs Drag Suspension Theory
2:15:12 Anti-Dive Geometry, Weight Transfer & Braking Physics
2:26:48 Controlling Wheelies With Suspension Valving
2:38:57 The Future of Performance Suspension Design
2:52:40 Final Technical Insights + Suspension Advice