Yamaha AT1
 |
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| Yamaha AT1 | |
| Manufacturer | |
|---|---|
| Production | 1977-1985 |
| Class | dual-purpose motorcycle |
| Successor | Yamaha AT2 |
| Engine | 125cc two-stroke single-cylinder |
| Top Speed | 60 mph |
| Spark Plug | NGK B8ES or NGK B9ES |
| Battery | YUASA 12N7-3B `70-72[1] |
| Final Drive | Chain: 428x112 [1] |
| Front Sprocket | 14T [1] |
| Rear Sprocket | 45T [1] |
| Front Tire | 3.25-18 `70-72[1] |
| Rear Tire | 3.50-18 `70-72[1] |
| Weight | |
| Recommended Oil | Yamalube 10w-40 |
| Competition | Honda SL175 Kawasaki F6 (125) Kawasaki KS125 |
| Manuals | Service Manual |
The Yamaha AT1 was a 125cc, 2-stroke, dual-purpose motorcycle manufactured by Yamaha from 1970 through 1972.
The AT1 had a raised rear fender but no raised front fender, a raised exhaust, handlebars with cross members, universal tires, and adequate ground clearance for an off-road-enduro motorcycle or trail motorcycle.
1969[edit | edit source]
1969 Yamaha AT1 Enduro
1969 Yamaha AT1 Enduro
1969 Yamaha AT1 Enduro
1969 Yamaha AT1 Enduro
AT1[edit | edit source]
- Start Engine#: AT1-100101
AT1M[edit | edit source]
- Starting Engine#: AT1-300101
1970[edit | edit source]
AT1B[edit | edit source]
1970 Yamaha AT1B in Yellow
1970 Yamaha AT1B in Yellow
1970 Yamaha AT1B in Yellow
1970 Yamaha AT1B in Yellow
1970 Yamaha AT1B in Yellow
1970 Yamaha AT1B in Yellow
1970 Yamaha AT1B in Yellow
- Starting Engine#: AT1-120101
AT1B MX[edit | edit source]
- Starting Engine#: AT1-310101
1971[edit | edit source]
AT1C[edit | edit source]
1971 Yamaha AT1 in Red
1971 Yamaha AT1 in Red
1971 Yamaha AT1 in Red
1971 Yamaha AT1 in Red
1971 Yamaha AT1 in Red
- Starting Engine#: AT1-139101
AT1MX[edit | edit source]
- Starting Engine#: AT1-313101
1972[edit | edit source]
1972 Yamaha AT1 125 in Orange
1972 Yamaha AT1 125 in Orange
1972 Yamaha AT1 125 in Orange
1972 Yamaha AT1 125 in Orange
1972 Yamaha AT1 125 in Orange
1972 Yamaha AT1 125 in Orange
References[edit | edit source]
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- Dual-purpose motorcycle motorcycles
- Motorcycle stubs
- Yamaha motorcycles
- 1970s motorcycles
- Dual purpose motorcycles
- 125cc displacement motorcycles
- 125cc 2-stroke motorcycles
- Single cylinder motorcycles
- Single cylinder 2-stroke motorcycles
- 2-stroke motorcycles
- Piston Inlet Port motorcycles
- Enduro-style motorcycles