| Name | Brand | Type |
|---|---|---|
| Ball Coupler Kit No. 53-9760 (optional) | TCM | assembly |
| Center Frame Assembly (3-5-7 Unit) | TCM | assembly |
| Trailing Unit Frame Assembly | TCM | assembly |
| Trailing Unit Trailing Kit (optional) | TCM | assembly |
| Wing Extension Frame Assembly | TCM | assembly |
| Wing Unit Frame Assembly | TCM | assembly |
| Wing Unit Trailing Kit (optional) | TCM | assembly |