| Узел | Модель |
| (118) - FRONT COUNTERWEIGHT (CRAWLER TRACTOR) | (31) - BACKHOE (1/60-12/63) |
| (040) - COUNTERWEIGHTS, FRONT MOUNTED COUNTERWEIGHT, (MODEL 310G CRAWLER ONLY) | (33) - BACKHOE FOR 310G AND 450 CRAWLER (1/66-12/71) |
| (118) - COUNTERWEIGHTS, 310G, 350 & 450 CRAWLERS, FRONT MOUNTED COUNTERWEIGHT, MDL. 310G & 350 CRAWLERS ONLY | (26) - BACKHOE (1/65-12/75) |
| (118) - COUNTERWEIGHTS, 310G, 350 & 450 CRAWLERS, FRONT MOUNTED COUNTERWEIGHT, MDL. 310G & 350 CRAWLERS ONLY | (26B) - BACKHOE (1/65-12/75) |
| (118) - COUNTERWEIGHTS, 310G, 350 & 450 CRAWLERS, FRONT MOUNTED COUNTERWEIGHT, MDL. 310G & 350 CRAWLERS ONLY | (26S) - BACKHOE (1/65-12/75) |
| (155A[1]) - FRONT COUNTERWEIGHTS FOR BACKHOE | (420B) - CASE CRAWLER TRACTOR (S/N 3012301 TO 3014316) (1/57-12/60) |
| (262[1]) - FRONT COUNTERWEIGHTS FOR BACKHOE | (420C) - CASE CRAWLER TRACTOR (S/N 3012301 & AFTER) (1/61-12/62) |
| (232[1]) - FRONT COUNTERWEIGHTS FOR BACKHOE | (310F) - CASE CRAWLER TRACTOR (S/N 3019001 TO 3023000) (1/63-12/64) |
| (124) - RADIATOR, THERMOSTAT AND GRILLE | (310G) - CASE CRAWLER TRACTOR (S/N 3023001 TO 3032301) (1/64-12/69) |
| (280[1]) - FRONT COUNTERWEIGHTS FOR BACKHOE | (310G) - CASE CRAWLER TRACTOR (S/N 3023001 TO 3032301) (1/64-12/69) |
| (132) - HOOD, SHROUD, COWL AND DASH | (310G) - CASE CRAWLER TRACTOR (S/N 3032301 TO 3039619) (1/67-12/69) |
| (147A[1]) - FRONT COUNTERWEIGHTS FOR BACKHOE | (310G) - CASE CRAWLER TRACTOR (S/N 3032301 TO 3039619) (1/67-12/69) |