Automotive Tier 1 Suppliers Companies in Michigan

Michigan has approximately 11,000 manufacturing establishments and 600,000 manufacturing employees. Michigan is the heart of American automotive manufacturing, home to the Big Three headquarters, the nation's densest concentration of tool and die shops, and a massive supplier network.

Michigan is one of the leading states for automotive tier 1 suppliers. Automotive Tier 1 suppliers are companies that supply finished components, modules, and systems directly to vehicle OEMs. These include global mega-suppliers like Bosch, Denso, Magna, Continental, and ZF as well as hundreds of mid-size companies specializing in seating, braking, steering, lighting, and electronics assemblies.

Powertrain Component Suppliers: Companies manufacturing engine blocks, cylinder heads, transmission housings, and drivetrain components for OEMs.

Chassis & Suspension Suppliers: Manufacturers of control arms, knuckles, subframes, springs, and other chassis components.

Interior Systems Suppliers: Companies producing seats, instrument panels, door panels, and interior trim assemblies.

Electronics & Electrical Suppliers: Manufacturers of wiring harnesses, ECUs, sensors, and advanced driver assistance systems.

Body & Exterior Suppliers: Companies producing bumpers, mirrors, glass, lighting assemblies, and exterior trim.

Major industrial centers in Michigan include Detroit, Grand Rapids, Kalamazoo, Ann Arbor, Warren, and Flint. These cities have concentrations of manufacturers across sectors including automotive oem manufacturing, automotive tier 1 suppliers, and automotive tier 2 suppliers.