Automotive Parts

Automotive Parts

Aftermarket parts

Tier 1/2/3 *1

Replacement parts

*1The first level is “Tier 1\" suppliers who sell finished components directly to the vehicle manufacturer. The next level is “Tier 2\" suppliers who sell parts and materials for the finished components to the Tier 1 suppliers. The third level is “Tier 3\" suppliers who supply raw materials to any of the above suppliers or International Trade Administration/Manufacturing and Services/Office of Transportation and Machinery directly to vehicle assemblers. There is often overlap between the tiers. Original equipment production accounts for an estimated two-thirds to three-fourths of the total automotive parts production.

Accessories

OEOriginal Equipment