| Узел | Модель |
| (34) - BACKFILL BLADE | (DAVIS) - FLEETLINE 25+4 TRENCHER (1/76-12/78) |
| (10) - HYDRAULIC SYSTEM, PROPULSION CIRCUIT, TANDEM PUMP CIRCUIT ( SERIAL NO. 1107194 AND UP) | (N63) - 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) |
| (10) - HYDRAULIC SYSTEM, PROPULSION CIRCUIT, TANDEM PUMP CIRCUIT ( SERIAL NO. 1107194 AND UP) | (T63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/86) |
| (08-004) - BASIC HYDRAULIC CIRCUIT, MODELS WITH ELECTRONIC STEERING, PRIOR TO P.I.N. JAF0003171 | (760) - CASE TRENCHER (1/00-12/04) |
| (08-008) - BASIC HYDRAULIC CIRCUIT, MODELS WITH ELECTRONIC STEERING, P.I.N. JAF0003171 AND AFTER | (760) - CASE TRENCHER (1/00-12/04) |
| (08-014) - BASIC HYD. CIRCUIT, PRIORITY VALVE OUT, MODELS W/O ELECTRONIC STEERING, PRIOR TO P.I.N. JAF0003171 | (760) - CASE TRENCHER (1/00-12/04) |
| (08-020) - BASIC HYD. CIRCUIT, PRIORITY VALVE OUT, MODELS W/O ELECTRONIC STEERING, P.I.N. JAF0003171 AND AFTER | (760) - CASE TRENCHER (1/00-12/04) |
| (5-112) - BASIC STEERING HYDRAULIC CIRCUIT | (DH4B) - CASE TRENCHER (1/79-12/91) |
| (8-268) - REAR MOUNTED BACKHOE SUPPLY AND RETURN LINES, HORIZONTAL BACKHOE CONTROL VALVE | (DH4B) - CASE TRENCHER (1/79-12/91) |
| (8-270) - REAR MOUNTED BACKHOE SUPPLY AND RETURN LINES, VERTICAL BACKHOE CONTROL VALVE | (DH4B) - CASE TRENCHER (1/79-12/91) |
| (8-134) - BASIC HYDRAULIC CIRCUIT, RESERVOIR TO FILTER AND PUMP | (CASE) - MAXI-SNEAKER CABLE LAYER (1/83-12/86) |
| (8-40) - HYDRA-BORER HYDRAULIC CIRCUIT | (MAXI-SNEAKER C) - 25+4XP TRENCHER (1/90-12/92) |