| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| GOODYEAR | 6PK2120 | Direct Cross Interchange | 3 |
| GOODYEAR | 6PK2120G | Direct Cross Interchange | 2 |
| MGA | 6PK2120 | Direct Cross Interchange | 1 |
| HEXEN | 6K2125 | Direct Cross Interchange | 1 |
| FERODO | 2120PK6 | Indirect Cross Interchange | 3 |
| OPTIBELT | 2120PK6 | Indirect Cross Interchange | 3 |
| VW | 2D0145933A | Indirect Cross Interchange | 3 |
| VW | 074260849J | Indirect Cross Interchange | 3 |
| VW | 062260849 | Indirect Cross Interchange | 3 |
| QUINTON HAZELL | QBR62125 | Indirect Cross Interchange | 3 |
| MERCEDES-BENZ | 0139974192 | Indirect Cross Interchange | 3 |
| MERCEDES-BENZ | 0119978592 | Indirect Cross Interchange | 3 |
| MERCEDES-BENZ | 0119978092 | Indirect Cross Interchange | 3 |
| MERCEDES-BENZ | 0119974892 | Indirect Cross Interchange | 3 |
| MERCEDES-BENZ | 0119973892 | Indirect Cross Interchange | 3 |
| MERCEDES-BENZ | 0089973492 | Indirect Cross Interchange | 3 |
| DAYCO | 6PK2120 | Indirect Cross Interchange | 3 |
| FORD | 1050417 | Indirect Cross Interchange | 3 |
| FORD | 98BB6C301CA | Indirect Cross Interchange | 3 |
| CONTITECH | 6PK2120 | Indirect Cross Interchange | 3 |
| BOSCH | 9105262120 | Indirect Cross Interchange | 3 |
| BOSCH | 1987947821 | Indirect Cross Interchange | 3 |
| BOSCH | 1987946043 | Indirect Cross Interchange | 3 |
| GATES | 68805 | Indirect Cross Interchange | 3 |
| GATES | 68455 | Indirect Cross Interchange | 3 |
| AE | MVB2120R6 | Indirect Cross Interchange | 3 |
| ROULUNDS RUBBER | 6K2120 | Indirect Cross Interchange | 3 |
| MINTEX | 6PK2125 | Indirect Cross Interchange | 3 |
| HUTCHINSON | 2122K6 | Indirect Cross Interchange | 3 |
| CHRYSLER | 4892680AA | Indirect Cross Interchange | 2 |
| SUZUKI | 9514184A00 | Indirect Cross Interchange | 2 |
| UNIPART | GMB62120 | Indirect Cross Interchange | 2 |
| VAUXHALL | 93185756 | Indirect Cross Interchange | 2 |
| TRISCAN | 8640602120 | Indirect Cross Interchange | 2 |
| LEXUS | 9091602592 | Indirect Cross Interchange | 2 |
| MERCEDES-BENZ | 0079978492 | Indirect Cross Interchange | 2 |
| CADILLAC | 93185756 | Indirect Cross Interchange | 2 |
| OPTIBELT | 6PK2130 | Indirect Cross Interchange | 2 |
| OPTIBELT | 6PK2120 | Indirect Cross Interchange | 2 |
| SSANGYONG | 0089973492 | Indirect Cross Interchange | 2 |
| MOTORCRAFT | EJL2120 | Indirect Cross Interchange | 2 |
| LUCAS ENGINE DRIVE | KKB212 | Indirect Cross Interchange | 2 |
| KAGER | 263167 | Indirect Cross Interchange | 2 |
| AE | MVB2125R6 | Indirect Cross Interchange | 2 |
| GATES | 6PK2125 | Indirect Cross Interchange | 2 |
| GATES | 6PK2122 | Indirect Cross Interchange | 2 |
| SAAB | 93185756 | Indirect Cross Interchange | 2 |
| GATES | 6PK2120ES | Indirect Cross Interchange | 2 |
| OPEL | 1340527 | Indirect Cross Interchange | 2 |
| GATES | 6PK2120 | Indirect Cross Interchange | 2 |
| MERCEDES-BENZ | 79978492 | Indirect Cross Interchange | 2 |
| OE | 6KX2128 | Indirect Cross Interchange | 1 |
| TRW | KKB212 | Indirect Cross Interchange | 1 |
| Metric Standard | 6PK2114 | Indirect Cross Interchange | 1 |
| GM | 12553287 | Indirect Cross Interchange | 1 |
| OE | 2120K6 | Indirect Cross Interchange | 1 |
| CUMMINS | 3807397 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 6PK2120DB11 | Indirect Cross Interchange | 1 |
| GM | 10051600 | Indirect Cross Interchange | 1 |
| OE | 20064653 | Indirect Cross Interchange | 1 |
| PIRELLI | 835K6 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 6K2120DB11 | Indirect Cross Interchange | 1 |
| GM | 03542324 | Indirect Cross Interchange | 1 |
| NSN | 3030012002241 | Indirect Cross Interchange | 1 |
| MOTORCRAFT | JK6846 | Indirect Cross Interchange | 1 |
| TOYOTA | 9091602592 | Indirect Cross Interchange | 1 |
| FORD | F8RZ8620CE | Indirect Cross Interchange | 1 |
| MOTORCRAFT | JK6843A | Indirect Cross Interchange | 1 |
| FORD | F47Z8620D | Indirect Cross Interchange | 1 |
| NAPA | 2572119 | Indirect Cross Interchange | 1 |
| MOTORCRAFT | JK6843 | Indirect Cross Interchange | 1 |
| FORD | F27A8620NA | Indirect Cross Interchange | 1 |
| NAPA | 25060837 | Indirect Cross Interchange | 1 |
| MOTORCRAFT | JK6842 | Indirect Cross Interchange | 1 |
| FORD | E27A8620NA | Indirect Cross Interchange | 1 |
| MIGHTY | 6K835 | Indirect Cross Interchange | 1 |
| FORD | D9ZE8620DA | Indirect Cross Interchange | 1 |
| ITM | 5192120 | Indirect Cross Interchange | 1 |
| GOODYEAR | 4060835 | Indirect Cross Interchange | 1 |
| FORD | D9ZE8620CA | Indirect Cross Interchange | 1 |
| CARQUEST | K8376 | Indirect Cross Interchange | 1 |
| OPTIBELT | 6PKX2130 | Indirect Cross Interchange | 1 |
| FORD | D9TZ8620T | Indirect Cross Interchange | 1 |
| TRUCKTEC AUTOMOTIVE | 0719140 | Indirect Cross Interchange | 1 |
| OPTIBELT | 6PKX2120 | Indirect Cross Interchange | 1 |
| FORD | D9PZ8620T | Indirect Cross Interchange | 1 |
| DAYCO | 835K6 | Indirect Cross Interchange | 1 |
| METZGER | 6PK2130 | Indirect Cross Interchange | 1 |
| FORD | D9PZ8620L | Indirect Cross Interchange | 1 |
| DAYCO | 6PK2130 | Indirect Cross Interchange | 1 |
| METZGER | 6PK2120 | Indirect Cross Interchange | 1 |
| FORD | D9PZ8620C | Indirect Cross Interchange | 1 |
| DAYCO | 6PK2125HD | Indirect Cross Interchange | 1 |
| CERTIFIED | 835K6 | Indirect Cross Interchange | 1 |
| FORD | D8ZE8620DA | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 146062120 | Indirect Cross Interchange | 1 |
| Mileage Maker | 835K6MK | Indirect Cross Interchange | 1 |
| GATES | 6454 | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 1411264 | Indirect Cross Interchange | 1 |
| FRESHSTART | 835K6 | Indirect Cross Interchange | 1 |
| CHRYSLER | B4060835 | Indirect Cross Interchange | 1 |
| BANDO | 6PK2130 | Indirect Cross Interchange | 1 |
| Western Auto | 7793664 | Indirect Cross Interchange | 1 |
| DAYCO | 5060835 | Indirect Cross Interchange | 1 |
| BANDO | 6PK2125 | Indirect Cross Interchange | 1 |
| Contitech | PK060837 | Indirect Cross Interchange | 1 |
| DAYCO | 202035 | Indirect Cross Interchange | 1 |
| BANDO | 6PK2120 | Indirect Cross Interchange | 1 |
| Contitech | 6PK2130 | Indirect Cross Interchange | 1 |
| FLENNOR | 6PK2128 | Indirect Cross Interchange | 1 |
| Contitech | 6PK2125 | Indirect Cross Interchange | 1 |
| DAYCO | 201366 | Indirect Cross Interchange | 1 |
| SCT Germany | 6R455 | Indirect Cross Interchange | 1 |
| Contitech | 6PK2120 | Indirect Cross Interchange | 1 |
| DAYCO | 201325 | Indirect Cross Interchange | 1 |
| ACDelco | 6K837 | Indirect Cross Interchange | 1 |
| ATLAS TOOL | 286843 | Indirect Cross Interchange | 1 |
| DAYCO | 200646 | Indirect Cross Interchange | 1 |
| MEYLE | 0500062125 | Indirect Cross Interchange | 1 |
| Continental | 6547116 | Indirect Cross Interchange | 1 |
| FORD | 4S4Z8620DB | Indirect Cross Interchange | 1 |
| DAYCO | 200637 | Indirect Cross Interchange | 1 |
| MEYLE | 0500062120 | Indirect Cross Interchange | 1 |
| PIX Belts | 837K6 | Indirect Cross Interchange | 1 |
| FORD | 4S4Q6C301DB | Indirect Cross Interchange | 1 |
| DAYCO | 200635 | Indirect Cross Interchange | 1 |
| PIX Belts | 835K6 | Indirect Cross Interchange | 1 |
| FORD | 4LSQ6C301DB | Indirect Cross Interchange | 1 |
| GATES | K060837 | Indirect Cross Interchange | 1 |
| MASTER-SPORT | 6PK2120PCSMS | Indirect Cross Interchange | 1 |
| GOODRICH | 286843 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0119971692 | Indirect Cross Interchange | 1 |
| GATES | 6PK2128 | Indirect Cross Interchange | 1 |
| UNIROYAL | MV454 | Indirect Cross Interchange | 1 |
| MAZDA | ZZM018381 | Indirect Cross Interchange | 1 |
| CHRYSLER | 4593685AA | Indirect Cross Interchange | 1 |
| UNIROYAL | 835K6 | Indirect Cross Interchange | 1 |
| GM | 3542324 | Indirect Cross Interchange | 1 |
| OE | L27993 | Indirect Cross Interchange | 1 |
| GM | 3530814 | Indirect Cross Interchange | 1 |
| OE | J363124 | Indirect Cross Interchange | 1 |
| Durkee-Atwood | 835K6 | Indirect Cross Interchange | 1 |
| GM | 12561088 | Indirect Cross Interchange | 1 |
| Metric Standard | 6PK2130 | Indirect Cross Interchange | 1 |
| GM | 12560543 | Indirect Cross Interchange | 1 |
| OE | 70001200 | Indirect Cross Interchange | 1 |
| Metric Standard | 6PK2123 | Indirect Cross Interchange | 1 |
| GM | 12555243 | Indirect Cross Interchange | 1 |
| OE | 6PK2130 | Indirect Cross Interchange | 1 |
| Metric Standard | 6PK2122 | Indirect Cross Interchange | 1 |
| OE | 6PK2120 | Indirect Cross Interchange | 1 |
| HUTCHINSON | 2130K6 | Indirect Cross Interchange | 1 |
| Metric Standard | 6PK2120 | Indirect Cross Interchange | 1 |
| GM | 12555242 | Indirect Cross Interchange | 1 |