| Узел | Модель |
| (098) - CASE, COMFORT, SEAT | (500-SERIES) - CASE DIESEL TRACTOR (1/53-12/56) |
| (113) - CASE "COMFORT" SEAT | (600-SERIES) - CASE TRACTORS (1/57-12/57) |
| (102) - CASE COMFORT SEAT, PRIOR TO SERIAL NUMBER 8108408 | (900) - CASE TRACTOR (1/57-12/59) |
| (104) - CASE DELUXE SEAT, SERIAL NUMBER 8108408 AND AFTER | (900) - CASE TRACTOR (1/57-12/59) |
| (2-090) - CASE DELUXE SEAT PRIOR TO SERIAL NUMBER 8172001 | (930) - CASE TRACTOR (1/60-12/62) |
| (6-30[1]) - CASE DELUXE SEAT, PAGE 90 | (930) - CASE TRACTOR (1/60-12/62) |
| (6-30[2]) - CASE DELUXE SEAT SERIAL NUMBER 8172001 AND AFTER | (930) - CASE TRACTOR (1/60-12/62) |
| (6-30) - CASE DELUXE SEAT, SERIAL NUMBER 8172001 AND AFTER, GEAR SHIFT PARTS, PAGE 70 | (930) - CASE TRACTOR (1/60-12/62) |
| (2-090) - CASE DELUXE SEAT PRIOR TO SERIAL NUMBER 8172001 | (940) - CASE DIESEL TRACTOR (1/60-12/62) |
| (6-30[1]) - CASE DELUXE SEAT, PAGE 90 | (940) - CASE DIESEL TRACTOR (1/60-12/62) |
| (6-30[2]) - CASE DELUXE SEAT SERIAL NUMBER 8172001 AND AFTER | (940) - CASE DIESEL TRACTOR (1/60-12/62) |
| (6-30) - CASE DELUXE SEAT, SERIAL NUMBER 8172001 AND AFTER, GEAR SHIFT PARTS, PAGE 70 | (940) - CASE DIESEL TRACTOR (1/60-12/62) |