| Узел | Модель |
| (08) - DIGGING CHAIN DRIVE LINE | (DAVIS) - FLEETLINE 16+4 TRENCHER (1/76-12/82) |
| (11C) - EXTRA HEAVY DUTY DIGGING CHAIN DRIVE LINE | (DAVIS) - FLEETLINE 25+4 TRENCHER (1/76-12/78) |
| (24) - DIGGING CHAIN DRIVE LINE | (DAVIS) - FLEETLINE 25+4 TRENCHER (1/76-12/78) |
| (9-24) - TRENCHER BOOM MOUNTING SHAFT, SPROCKET, AND AUGER, USED ON MODELS PRIOR TO P.I.N. 1231939 | (MAXI-SNEAKER C) - 25+4XP TRENCHER (1/90-12/92) |
| (9-26) - TRENCHER BOOM MOUNTING SHAFT, SPROCKET, AND AUGER, USED ON MODELS WITH P.I.N. 1231939 AND AFTER | (MAXI-SNEAKER C) - 25+4XP TRENCHER (1/90-12/92) |
| (9-18) - TRENCHER BOOM MOUNTING SHAFT, SPROCKET, AND AUGER | (TF300) - CASE TRENCHER (1/70-12/00) |
| (9-20) - FLUSH DIGGER BOOM MOUNTING AND SHAFT, USED WITH TWO PIECE | (TF300) - CASE TRENCHER (1/70-12/00) |
| (9-22) - FLUSH DIGGER BOOM MOUNTING AND SHAFT, USED WITH ONE PIECE | (TF300) - CASE TRENCHER (1/70-12/00) |
| (09-09) - TRENCHER BOOM MOUNTING SHAFT | (TF300B) - CASE TRENCHER (1/01-12/01) |
| (09-10) - FLUSH DIGGER BOOM MOUNTING AND SHAFT | (TF300B) - CASE TRENCHER (1/01-12/01) |