2020 | 2019 | Name | Country | 2020 | 2019 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Denso | Japan | $4,155M | $4,076M | A+ | A+ |
| 2 | 2 | HYUNDAI MOBIS | South Korea | $3,249M | $3,419M | A+ | A+ |
| 3 | 3 | Magna | Canada | $2,639M | $2,535M | A+ | A+ |
| 4 | Toyota Industries | Japan | $2,248M | $0M | A | ||
| 5 | 4 | Valeo | France | $2,055M | $2,450M | A+ | AA- |
| 6 | 6 | Faurecia | France | $1,343M | $1,322M | A | A |
| 7 | 5 | Schaeffler | Germany | $1,238M | $1,459M | A | A+ |
| 8 | 7 | Aptiv | United Kingdom | $1,175M | $1,146M | A+ | A |
| 9 | Marelli | Italy | $1,090M | $0M | A | ||
| 10 | 10 | Joyson Electronic | China | $775M | $725M | A | A- |
| 11 | 8 | NAPA | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 12 | 12 | Gestamp | Spain | 🔒 | 🔒 | 🔒 | 🔒 |
| 13 | AUTOLIV INC | Sweden | 🔒 | 🔒 | 🔒 | 🔒 | |
| 14 | 9 | Hella | Germany | 🔒 | 🔒 | 🔒 | 🔒 |
| 15 | Hanon Systems | South Korea | 🔒 | 🔒 | 🔒 | 🔒 | |
| 16 | 16 | Motion Industries | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 17 | 13 | American Axle & Mfg | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 18 | Alliance Automotive Group | United States | 🔒 | 🔒 | 🔒 | 🔒 | |
| 19 | 17 | Allison Transmission | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 20 | 14 | Nexteer Automotive | United States | 🔒 | 🔒 | 🔒 | 🔒 |