RS 4-4 Medium friction compound with a higher friction value than the RS 4-2. It is disc friendly with fade resistance up to 1,050°F. It is a very good rear compound for touring car applications in combination with RS 14 front pads.
Based on the Pagid Application Guide, this pad fits the following applications.
| Make | Model | Year | Front | Rear |
| BMW | 318is - 325i [E30] | 82 - 94 | 1544 | - |
| BMW | Z1 | 88 - 91 | 1544 | 1285 |
| Citroen | ZX 2.0 16V | 96 - | 1544 | 1610 |
| Mercedes | 190 E 2.3 | 86 - 93 | 1544 | - |
| Saab | 99 & 900 2.0 Turbo | 77 - 88 | 1544 | 4122 |
