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 [E36] | 90 - 98 | 2180 | 1285 |
| BMW | 320i - 323i [E46] | 98 - 05 | 2180 | 1285 |
| BMW | M3 [E30] EVO I & II | 88 - 92 | 1144 | 1285 |
| BMW | M3 [E36] 3.0 & 3.2 | 92 - 99 | 1295 | 1285 |
| BMW | M5 [E34] | 88 - 97 | 1295 | 1285 |
| BMW | Z1 | 88 - 91 | 1544 | 1285 |
| BMW | Z3 (not Roadster) | 96 - 03 | 2180 | 1285 |
| BMW | Z3 M Roadster 3.2i | 97 - 03 | 1295 | 1285 |
| BMW | Z4 | 03 - | 2180 | 1285 |
