I Built a Free Vehicle Specs API Because Every Other Option Sucked

I needed vehicle data for a project. Towing capacity, tire sizes, bolt patterns. Simple stuff... What did I find? Paywalls ($450/year for bolt patterns alone?), incomplete datasets, or government APIs missing half the fields I needed. So I built my own. What is 411 API? A free vehicle specifications API with 65,000+ records across 5 categories: Towing capacity (4,072 vehicles) Tire sizes (6,237 vehicles) Bolt patterns (4,714 vehicles) Oil capacity (33,931 vehicles) Horsepower & MPG (16,269 v