DT12 Identification
Reference the following tables to help identify a Detroit® Transmission.
| DT12 Identification | ||
|---|---|---|
| Detroit Transmission Tag | Previous Data Code | New Data Code July 2020 |
| DT12-OA | DT12-OH1 | DT12-OH |
| DT12-DA | DT12-DH1 | DT12-DH |
| DT12-OB | DT12-OH1-8 | DT12-OHL |
| DT12-DB | DT12-DH1-8 | DT12-DHL |
| DT12-OC | DT12-OH2 | DT12-OHE |
| DT12-OV2 | DT12-OV | |
| DT12-DC | DT12-DH2 | DT12-DHE |
| DT12-DV2 | DT12-DV | |
| DT12-OD | DT12-OE2 | DT12-OVX |
| Naming Decoder | ||
|---|---|---|
| O= OVER DRIVE | H= HIGHWAY | |
| D= DIRECT DRIVE | HL= HIGHWAY LIGHTWEIGHT | |
| A= A BOX | HE= HIGHWAY EFFICIENCY | |
| B= B BOX | V= VOCATIONAL | |
| C= C BOX | VX= VOCATIONAL EXTREME | |
| D= D BOX | ||
Note: