| Узел | Модель |
| (20) - HYDRAULIC LINES - LARGE PUMP CIRCUIT | (1000) - DAVIS TASKFORCE SUPER TRENCHER (1/72-12/81) |
| (56) - HIGH-CAPACITY CONVEYOR HYDRAULIC LINES, CONVEYOR GEAR CASE | (1000) - DAVIS TASKFORCE SUPER TRENCHER (1/72-12/81) |
| (74) - D-130, SD-130 HYDRAULIC LINES, ATTACHING BRACKETS | (1000) - DAVIS TASKFORCE SUPER TRENCHER (1/72-12/81) |
| (52) - P-80 LINE-LAYER LEFT CIRCUIT, MOTOR CONTROL VALVE, & PUMP ASSEMBLIES | (L55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (60) - P-80 LINE-LAYER HYDRAULIC LINES | (L55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (38) - HYDRAULIC SYSTEM, LINE LAYER LIFT, WITH BACKFILL BLADE | (P42) - DAVIS FLEETLINE 30+4 SUPER TRENCHER (1/72-12/84) |
| (52) - P-80 LINE-LAYER LEFT CIRCUIT, MOTOR CONTROL VALVE, & PUMP ASSEMBLIES | (P55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (60) - P-80 LINE-LAYER HYDRAULIC LINES | (P55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (38) - HYDRAULIC SYSTEM, LINE LAYER LIFT, WITH BACKFILL BLADE | (P57) - DAVIS FLEETLINE 40+4 SUPER TRENCHER (1/72-12/86) |