2021 | 2020 | Name | Country | 2021 | 2020 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Denso | Japan | $3,773M | $4,155M | A+ | A+ |
| 2 | 2 | HYUNDAI MOBIS | South Korea | $3,296M | $3,249M | A+ | A+ |
| 3 | 3 | Magna | Canada | $2,426M | $2,639M | A+ | A+ |
| 4 | null | Sumitomo Electric Industries | Japan | $2,307M | $0M | A | null |
| 5 | 5 | Valeo | France | $2,050M | $2,055M | AA- | A+ |
| 6 | 4 | Toyota Industries | Japan | $1,807M | $2,248M | A | A |
| 7 | 6 | Faurecia | France | $1,391M | $1,343M | A | A |
| 8 | 7 | Schaeffler | Germany | $1,264M | $1,238M | A+ | A |
| 9 | 9 | Marelli | Italy | $1,095M | $1,090M | A | A |
| 10 | 8 | Aptiv | United Kingdom | $1,070M | $1,175M | A | A+ |
| 11 | 13 | Autoliv | Sweden | 🔒 | 🔒 | 🔒 | 🔒 |
| 12 | 10 | Joyson Electronic | China | 🔒 | 🔒 | 🔒 | 🔒 |
| 13 | 11 | NAPA | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 14 | 14 | Hella | Germany | 🔒 | 🔒 | 🔒 | 🔒 |
| 15 | 12 | Gestamp | Spain | 🔒 | 🔒 | 🔒 | 🔒 |
| 16 | 15 | Hanon Systems | South Korea | 🔒 | 🔒 | 🔒 | 🔒 |
| 17 | null | Motherson Sumi | India | 🔒 | 🔒 | 🔒 | 🔒 |
| 18 | 16 | Motion Industries | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 19 | 18 | Allison Transmission | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 20 | 17 | American Axle & Mfg | United States | 🔒 | 🔒 | 🔒 | 🔒 |