Subgroup
| Subgroup | Description | Note |
|---|---|---|
| 001 | FRAME | ---- |
| Sa catalog | Description | Note |
| 15272 | TRAILER COUPLING,MAKE ROCKINGER,TYPE 40/G130 | ---- |
| 16033 | FRAME MADE OF 52-3-QUALITY STEEL | Codes: 201 |
| 16825 | TRAILER COUPLING | Codes: 214/220/221/222/223/224/228 Codes: Q30/Q31/Q34/Q48/Q57/U15 |
| 16828 | SCREWED CONNECTIONS IN PLACE OF RIVETED CONNECTIONS | Codes: 209 |
| 17269 | ENGINE HEAVY-DUTY CROSS MEMBER | Codes: 036 |