Yamaha AS1 1968 - Specifications & Review

Article Complete Info
| Articleid | 359919 |
|---|---|
| Category | Sport touring |
| Make | Yamaha |
| Model | AS1 |
| Year | 1968 |
Chassis, Suspension, Brakes & Wheels
| Frametype | Steel tube |
|---|---|
| Frontbrakes | Expanding brake (drum brake). Single leading shoe |
| Frontsuspension | Telescopic |
| Fronttyre | -2.50-18 |
| Rearbrakes | Expanding brake (drum brake) |
| Rearsuspension | Swinging arm, coil spring oil damper |
Engine & Transmission
| Borexstroke | 43.0 x 43.0 mm (1.7 x 1.7 inches) |
|---|---|
| Compression | 7.0:1 |
| Coolingsystem | Air |
| Displacement | 125.00 ccm (7.63 cubic inches) |
| Enginedetails | Twin, two-stroke |
| Exhaustsystem | Twin chrome |
| Fuelsystem | Carburettor |
| Gearbox | 5-speed |
| Ignition | points |
| Lubricationsystem | Autolube |
| Maxrpm | 8500 |
| Power | 15.00 HP (10.9 kW)) @ 8500 RPM |
| Topspeed | 120.7 km/h (75.0 mph) |
| Torque | 12.74 Nm (1.3 kgf-m or 9.4 ft.lbs) @ 8000 RPM |
| Transmissiontypefinaldrive | Chain |
Other Specifications
| Coloroptions | Blue or red |
|---|---|
| Comments | Great classic |
Physical Measures & Capacities
| Dryweight | 98.0 kg (216.0 pounds) |
|---|---|
| Fuelcapacity | 9.46 litres (2.50 gallons) |
| Groundclearance | 150 mm (5.9 inches) |
| Overallheight | 1,011 mm (39.8 inches) |
| Overalllength | 1,854 mm (73.0 inches) |
| Overallwidth | 671 mm (26.4 inches) |
| Powerweightratio | 0.1531 HP/kg |
About Yamaha AS1 1968
Introducing the 1968 Yamaha AS1: A Sport Touring Classic
The 1968 Yamaha AS1 stands as a remarkable entry in the realm of sport touring motorcycles, embodying the spirit of innovation and adventure that Yamaha is renowned for. With its sleek design and sporty demeanor, the AS1 was positioned to attract both seasoned riders and those new to the world of motorcycling. This nimble machine, equipped with a peppy two-stroke twin engine, offers an alluring blend of performance and comfort, making it a beloved classic that still commands attention on the road today.
Engine Performance and Riding Characteristics
Underneath its stylish exterior lies a robust 125cc twin-cylinder, two-stroke engine that churns out an impressive 15 HP at 8,500 RPM, delivering a lively experience for its pilot. The AS1’s peak torque of 12.74 Nm at 8,000 RPM ensures that riders can confidently tackle a variety of terrains, from city streets to winding country roads. With a top speed of 75 mph, this motorcycle offers thrilling acceleration and responsiveness that resonates with the sport-touring ethos. The 5-speed gearbox allows for smooth shifting, enabling a fluid ride that enhances the overall experience. Coupled with an air-cooled system, the AS1 not only performs well but also maintains reliability, making it a dependable choice for both short jaunts and longer adventures.
Key Features and Technology
The AS1 is built on a sturdy steel tube frame, combining durability with a lightweight design that tips the scales at just 216 pounds. Its telescopic front suspension and swinging arm rear suspension with a coil spring oil damper ensure a comfortable ride, even on less-than-perfect roads. The classic expanding drum brakes—single leading shoe in the front—provide sufficient stopping power, giving riders confidence in their ability to handle the motorcycle. With a fuel capacity of 2.5 gallons, the AS1 is ready for the long haul, and its charming color options of blue or red add a dash of personality to this timeless machine. Whether you’re cruising through the city or enjoying a leisurely ride in the countryside, the Yamaha AS1 promises a nostalgic experience that many riders cherish.
Pros and Cons of the 1968 Yamaha AS1
Pros:
- Lightweight and Nimble: Weighing only 216 pounds, the AS1 offers excellent handling and maneuverability, making it perfect for both beginners and experienced riders.
- Classic Aesthetics: Its vintage design captures the essence of 1960s motorcycling, appealing to collectors and enthusiasts alike.
- Dependable Performance: The 125cc engine delivers a spirited ride with a solid power-to-weight ratio, ensuring enjoyable performance on various terrains.
Cons:
- Limited Power: While the engine is fun, its 15 HP may not satisfy those seeking a more powerful ride, especially on highways.
- Drum Brakes: The traditional drum brake system, while adequate for its time, may feel less responsive than modern disc brakes, particularly for newer riders accustomed to contemporary technology.
- Maintenance Needs: As a classic motorcycle, the AS1 may require more frequent maintenance and care to keep it in top condition compared to newer models.
In summary, the 1968 Yamaha AS1 is a delightful blend of charm, performance, and nostalgia, making it an excellent choice for enthusiasts looking to experience a piece of motorcycling history. Whether you’re a seasoned collector or a newcomer to the world of motorcycles, the AS1 invites you to revel in the joy of the ride.
