Serial Numbers (VINs)
Harley-Davidson 1970 and later VIN System:
| Model Name | Designation | First Two Digits | Placement On Bike | Last Two Digits | Model Years | Example |
|---|---|---|---|---|---|---|
| Shortster | MC65 | 5C | Frame Neck & Crankcase | H2 | 1972 | 5C10001H2 |
| X90 | X90 | 2D | Frame Neck & Crankcase | H3 to H5 | 1973-1975 | |
| Z90 | Z90 | 3D | Frame Neck & Crankcase | H3 to H5 | 1973-1975 | |
| Rapido | Rapido | 7A | ||||
| Baja | SR100 | 6C | ||||
| Baja | MSR100 | 8B | ||||
| Leggero | Leggero | 8A | ||||
| TX125 | TX125 | 7A | ||||
| SS125 | SS125 | 6F | ||||
| SX125 | SX125 | 7A | H3 | |||
| SXT125 | SX125 | 3F | ||||
| SS175 | SS175 | 4F | Frame Neck & Crankcase | |||
| SX175 | SX175 | 5D | Frame Neck & Crankcase | H4 to H8 | 1974-1978 | 5D10001H4 |
| SS250 | SS250 | 9E | Frame Neck & Crankcase | |||
| SST250 | SST250 | 7T | Frame Neck & Crankcase | H6 to H8 | 1976-1978 | 7T60001H6 |
| SX250 | SX250 | 6D | Frame Neck & Crankcase | |||
| MX250 | MX250 | 7D | 1978 | |||
| SST350 | SST350 | 8F | ||||
| SS350 | SS350 | 9F | ||||
| SX350 | SX350 (2 Stroke) | 9F | ||||
| SX350 | SX350 (4 Stroke) | 3C | ||||
| RR350 | RR350 | 1F | ||||
| ERS | ERS | 7B |
Aermacchi VIN System:
VINs look like this example: “AERDAV350NE191301DGM10944 OM“
- AERDAV = Aermacchi Harley-Davidson;
- 350 = That is the cubic centimeters of the Engine = 350cc;
- N = Identification of the 350cc 4-Stroke bikes
- NE = Identification of the 350cc 4-Stroke bikes with electric start (73/74 SX/SS 350cc)
- These digits are the Production VIN;
- DGM = Direzione Generale Motorizzazione which is like Department Of Transportation, so DGM is the Italian equivalent of DOT
- These digits are the “omologation” number
- OM = omologation
| Model Name | VIN | Years (built) | Description |
|---|---|---|---|
| Ala Bianca | 120001-120364 | 1957-1964 | |
| Ala Rossa | 110001- | 1957-1964 | |
| Ala Verde | 220001-223323 | ||
| Brezza | 160000-162169 | 1963-1969 | Scooter, SC-150 |
| R/C 125 (1st Series) (2S) | 260001-260602 | 1971 | |
| Chimera 175 | 100001-100120 | 1956-1961 | |
| Chimera 250 | 200001- | 1958-1964 | |
| De Luxe 125 (2S) | 600560-601574 | 1972-1973 | |
| SS350 Electric Start | 253001-256442 | 1972-1974 | NE stands for Electric Start |
| 350 GT Sprint (1st Series) | 250001-250603 | 1970 | |
| 350 GT Sprint (2nd Series) | 250604- | 1971 | |
| 350 GT Sprint (3rd Series) | 251628-252932 | 1972 | |
| 350-TV (1st Series) | 190001-190503 | 1971 | |
| 350-TV (2nd Series) | 190504-191204 | 1972 | |
| Ala Azzurra | 210001- | 1958-1967 | |
| Wisconsin | 230001-230339 | 1961-1967 | |
| Sprint C | 240001- | 1961-1966 | |
| Sprint H | 242001- | 1962-1968 | |
| Zeffiretto 48N | 400001- | 1964-1972 | |
| Zeffiretto 48NP | 300001- | 1964-1965 | |
| Zeffiretto Sport 48S | 500001- | 1965-1966 | |
| Ala Rossa GT | 121001- | 1967 | |
| Ala Blu | 241001- | 1967-1968 | |
| Ala Blu GT | 241001- | 1967-1972 | |
| Aletta | 600001- | 1968-1970 | |
| Aletta Scrambler | 610001- | 1968-1971 | |
| 125 de Luxe | 600560- | 1972-1973 | |
| Cigno | 125001- | 1951-1955 | |
| Monsone | ? | ||
| Bicilindrica | 2500001- | 1952-1956 | |
| Ghibli | 12510001- | 1953-1955 | |
| Zeffiro 125 | 580001- | 1955-1961 | |
| Zeffiro 150 | 500001- | 1955-1961 |