| Узел | Модель |
| (28) - D-70 SWING HYDRAULIC LINES | (D-70) - BACKHOE (1/77-12/88) |
| (30) - SD-70 SWING HYDRAULIC LINES | (SD-70) - BACKHOE (1/80-12/88) |
| (72) - HYDRAULIC LINES - BACKFILL BLADE, (SPEC. #P16WS10, P16FG11, P16FD12 & UP) | (1000) - DAVIS TASKFORCE SUPER TRENCHER (1/72-12/81) |
| (34) - BACKFILL BLADE | (DAVIS) - FLEETLINE 25+4 TRENCHER (1/76-12/78) |
| (38) - HYDRAULIC SYSTEM, LINE LAYER LIFT, WITH BACKFILL BLADE | (P42) - DAVIS FLEETLINE 30+4 SUPER TRENCHER (1/72-12/84) |
| (40) - HYDRAULIC SYSTEM, LINE LAYER LIFT, WITHOUT BACKFILL BLADE | (P42) - DAVIS FLEETLINE 30+4 SUPER TRENCHER (1/72-12/84) |
| (38) - HYDRAULIC SYSTEM, LINE LAYER LIFT, WITH BACKFILL BLADE | (P57) - DAVIS FLEETLINE 40+4 SUPER TRENCHER (1/72-12/86) |
| (40) - HYDRAULIC SYSTEM, LINE LAYER LIFT, WITHOUT BACKFILL BLADE | (P57) - DAVIS FLEETLINE 40+4 SUPER TRENCHER (1/72-12/86) |
| (050) - STEERING HYDRAULIC CIRCUIT | (P60) - DAVIS FLEETLINE 30+4 TRENCHER (1/70-12/88) |
| (050) - STEERING HYDRAULIC CIRCUIT | (SD100) - DAVIS FLEETLINE 40+4 TRENCHER (1/70-12/86) |
| (086) - REEL CARRIER HYDRAULIC SYSTEM | (DH5) - CASE TRENCHER (1/77-12/80) |
| (8-12) - BACKFILL BLADE HYDRAULIC CIRCUIT, USED ON MODELS WITHOUT BACKHOE | (MAXI-SNEAKER C) - 25+4XP TRENCHER (1/90-12/92) |
| (8-26) - SWING CYLINDER HYDRAULIC CIRCUIT, USED ON MODELS WITH SD-70 BACKHOE | (MAXI-SNEAKER C) - 25+4XP TRENCHER (1/90-12/92) |
| (8-22) - BACKFILL BLADE HYDRAULIC CIRCUIT, LIFT AND ANGLE CIRCUITS | (TF300) - CASE TRENCHER (1/70-12/00) |
| (08-03) - HYDRAULIC CIRCUIT BACKFILL BLADE | (TF300B) - CASE TRENCHER (1/01-12/01) |