| Узел | Модель |
| (28) - HYDRAULIC LINES - P.T.O. & STEERING CIRCUIT | (1000) - DAVIS TASKFORCE SUPER TRENCHER (1/72-12/81) |
| (24) - BASIC HYDRAULIC CIRCUIT W/O ATTACHMENTS | (L55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (08) - HYD SYS PROPULSION CIRCUIT, OIL COOLER CIRCUIT, TANDEM PUMP CIRCUIT (UP TO S/N 1107194) | (N63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (10) - HYDRAULIC SYSTEM, PROPULSION CIRCUIT, TANDEM PUMP CIRCUIT ( SERIAL NO. 1107194 AND UP) | (N63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (12) - HYD SYS, LINE-LAYER MOTOR CIRCUIT, LINE-LAYER LIFT & STEERING CIRCUIT (UP TO S/N 1107194) | (N63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (48) - HYDRA-BORER ATTACHMENT | (N63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (24) - BASIC HYDRAULIC CIRCUIT W/O ATTACHMENTS | (P55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (08) - HYD SYS PROPULSION CIRCUIT, OIL COOLER CIRCUIT, TANDEM PUMP CIRCUIT (UP TO S/N 1107194) | (P63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (10) - HYDRAULIC SYSTEM, PROPULSION CIRCUIT, TANDEM PUMP CIRCUIT ( SERIAL NO. 1107194 AND UP) | (P63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (12) - HYD SYS, LINE-LAYER MOTOR CIRCUIT, LINE-LAYER LIFT & STEERING CIRCUIT (UP TO S/N 1107194) | (P63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (48) - HYDRA-BORER ATTACHMENT | (P63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (08) - HYD SYS PROPULSION CIRCUIT, OIL COOLER CIRCUIT, TANDEM PUMP CIRCUIT (UP TO S/N 1107194) | (T63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/86) |
| (10) - HYDRAULIC SYSTEM, PROPULSION CIRCUIT, TANDEM PUMP CIRCUIT ( SERIAL NO. 1107194 AND UP) | (T63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/86) |
| (12) - HYD SYS, LINE-LAYER MOTOR CIRCUIT, LINE-LAYER LIFT & STEERING CIRCUIT (UP TO S/N 1107194) | (T63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/86) |
| (48) - HYDRA-BORER ATTACHMENT | (T63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/86) |