 | BF: crankshafts, camshafts, cylinder blocks, cylinder heads |
 | Mahle: pistons, piston-rings, liners, valves, filters |
 | Miba: bearing shells |
  | Schöttle: pistons, piston-rings, liners, valves |
 | Beru: ignition, starter, electronic, injection nozzles, spark plugs |
 | Hella: lighting, electrics, electronics |
 | Jahn: lightning equipment |
 | Bosch: electrical components, fuel injection |
 | Herth und Buss: electrics |
 | Monark: injection, electrics |
 | Valeo: electrics, air conditioning, wipers |
 | Vemo: electrics, air conditioning |
 | Pudenz: fuses |
 | ArvinMeritor: brake and axle parts, exhaust systems |
 | FTE: brake, clutches |
 | LUK: clutches, steering pumps |
 | LASO: water pumps, oil pumps, gearing and clutch parts |
 | Sachs: shock absorber, clutches |
 | Febi: shock absorber, steering parts |
 | Behr: cooling, air conditioning, thermostats, thermoswitches |
 | Wahler: termostats, thermo switches |
 | Knorr: air brakes, brake elements |
 | Pagid: brake linings |
 | SAF: trailer and axle parts |
 | Wabco: brake parts |
 | Elring: seals, gaskets, cylinder-head gaskets |
 | Hengst: air filters, fuel filters, oil filters |
 | Kaco: seals, gaskets |
 | DPH: gaskets, seals |
 | Mann + Hummel: filters |
 | Optibelt: v-belts, timing belts |
 | Vaico: rubber / metal and steering parts |