| Model | Engine | Prod period | Body | Grade | Transm. | Options |
|---|---|---|---|---|---|---|
| RU20D-QRT | 5R | 08.1977 - 04.1979 | DMP | 5H L1 DM1 H50 03S WT 20T TSK CBU | ||
| RU20D-QRT3 | 5R | 08.1977 - 04.1979 | DMP | 5H L1 DM1 H50 03S WT 20T TSK IV3 ATP | ||
| RU20D-QRTQ | 5R | 04.1979 - 04.1982 | DMP | 5H L1 DM1 H50 03S WT 20T TSK CBU | ||
| RU20D-QRTQ3 | 5R | 04.1979 - 04.1982 | DMP | 5H L1 DM1 H50 03S WT 20T TSK IV3 ATP | ||
| RU20D-QRTU | 5R | 08.1977 - 04.1979 | DMP | 5H L1 DM1 H50 03S WT 20T KKT CBU | ||
| RU20D-QRTU3 | 5R | 08.1977 - 04.1979 | DMP | 5H L1 DM1 H50 03S WT 20T KKT IV3 ATP | ||
| RU20D-QRTUNQ3 | 5R | 04.1979 - 04.1982 | 5H M51 03S WT KKT IV3 BTP |