| Model Num | Machine S/N Base | Machine S/N First |
|---|---|---|
| 615, 615C, 615C II | 9XG | 1 |
| Category: Bulldog Hydraulic Kits -> Caterpillar -> Scrapers | ||
| 980F, 980F II | 3HK | 917 |
| Category: Bulldog Hydraulic Kits -> Caterpillar -> Wheel Loaders | ||
| 980F, 980F II | 4RN | 1 |
| Category: Bulldog Hydraulic Kits -> Caterpillar -> Wheel Loaders | ||
| 980F, 980F II | 8CJ | 873 |
| Category: Bulldog Hydraulic Kits -> Caterpillar -> Wheel Loaders | ||
| 980F, 980F II | 8JN | 1 |
| Category: Bulldog Hydraulic Kits -> Caterpillar -> Wheel Loaders | ||