1969 Yamaha At1 125 2463

Discover a piece of motorcycle history with the 1969 Yamaha AT1 125 (Model 2463) – one of Yamaha’s early and iconic enduro bikes that helped define the dual-sport category. This lightweight 125cc 2-stroke motorcycle delivers classic performance both on and off-road, combining nimble handling with vintage style.

Introduced as part of Yamaha’s pioneering AT series, the AT1 125 features a single-cylinder, air-cooled, 2-stroke engine, 5-speed transmission, and rugged enduro frame. Its dual-purpose design made it a favorite among riders who wanted street-legal reliability with trail-ready capability.

Whether you’re a vintage motorcycle collector, a restorer, or a two-stroke enthusiast, the 1969 Yamaha AT1 offers a rare opportunity to own or rebuild an early Japanese enduro that helped pave the way for modern adventure bikes.

🔧 Key Specs (1969 Yamaha AT1 125 – Model 2463):

• Engine: 125cc, 2-stroke, air-cooled, single-cylinder

• Transmission: 5-speed manual

• Starting System: Kick start

• Frame Type: Steel tubular

• Brakes: Drum front and rear

• Weight: Approx. 220 lbs (dry)

• Fuel Tank: 2.4 gallons (approx.)

• Street Legal: Yes (with lighting and signals)

✅ Why It’s Special:

• Early generation dual-sport motorcycle

• Lightweight and easy to ride

• Strong aftermarket and vintage parts availability

• Great platform for full restoration

• Appreciating collectible among vintage Yamaha models

Whether you’re restoring it to its factory glory or adding it to your vintage collection, the 1969 Yamaha AT1 125 (Model 2463) remains a true classic of the enduro era.

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✅ USES of the 1969 Yamaha AT1 125 (Model 2463)

1. Dual-Sport Riding:

   • Designed as a dual-sport motorcycle, the AT1 125 can be ridden on both paved roads and off-road trails.

   • Its lightweight construction and 125cc engine make it ideal for riders looking for a versatile bike that can handle both on-road commuting and off-road adventures.

2. Vintage Motorcycle Collecting:

   • A classic 1969 Yamaha AT1 125 is highly sought after by vintage motorcycle collectors who appreciate the historic significance of early Japanese dirt bikes.

   • Its unique styling and engineering are cherished by enthusiasts of the 1960s-1970s Yamaha motorcycles.

3. Restoration Project:

   • For motorcycle restoration enthusiasts, the 1969 Yamaha AT1 125 is a popular project bike.

   • With the right parts and care, it can be fully restored to its original or modified condition, adding both functional and aesthetic value.

4. Beginner Riders and Youth:

   • Due to its smaller size and manageable power output, it is also a great bike for beginner riders or those looking for a smaller, more forgiving bike to learn on.

   • Its smooth throttle response and 5-speed gearbox allow for easy handling in various riding conditions.

5. Off-Road and Trail Use:

   • The bike’s rugged build and all-terrain capabilities make it an excellent option for light off-road and trail riding.

   • Its generous ground clearance and suspension travel make it a fun bike for short trail rides, forest paths, or light-duty motocross.

✅ PROPERTIES of the 1969 Yamaha AT1 125 (Model 2463)

✅ MANUFACTURING PROCESS of the 1969 Yamaha AT1 125 (Model 2463)

1. Concept & Design Phase:

   • Yamaha’s design team set out to create a lightweight, reliable, and versatile bike that could handle both on-road and off-road conditions.

   • The AT1 125 was engineered with a focus on simplicity and durability, with special attention to ease of use and maintenance for riders of all skill levels.

2. Frame & Chassis Manufacturing:

   • The frame of the AT1 125 is constructed using steel tubing, chosen for its strength-to-weight ratio.

   • Precision machinery bends and welds the frame into shape, ensuring proper alignment and strength for handling off-road vibrations and impacts.

   • Frame sections are welded together, followed by heat treatment to ensure durability and rigidity.

3. Engine Manufacturing:

   • The engine is a single-cylinder, 2-stroke, air-cooled unit. Each component of the engine is cast and machined to precise specifications.

   • The engine block, cylinder head, and crankcase are molded using high-strength aluminum alloys to ensure light weight while maintaining strength.

   • The piston and crankshaft are forged for enhanced durability and performance.

   • Components are carefully assembled to ensure smooth operation, minimal friction, and maximum power output.

4. Suspension & Steering:

   • The front fork features telescopic suspension, allowing for smoother travel over rough terrain.

   • Rear suspension consists of dual shock absorbers mounted to the swingarm, allowing for better shock absorption on uneven ground.

   • Steering components, including the handlebars and linkage, are designed for quick and responsive handling.

5. Fuel System & Exhaust:

   • The AT1 125 uses a simple carburetor system to manage fuel delivery to the engine.

   • The exhaust system is designed for optimal power and fuel efficiency, with a single pipe leading to a rear-mounted silencer.

   • The exhaust system is welded and finished with a rust-resistant coating.

6. Assembly Process:

   • After all components are manufactured, the motorcycle undergoes final assembly.

   • The frame is first assembled with the engine, suspension, and wheels. The final fitment includes adding the gas tank, seat, handlebars, and electrical components like lights and indicators.

7. Finishing & Quality Control:

   • Once assembled, the AT1 125 undergoes a final inspection for quality control.

   • Every motorcycle is tested for engine performance, suspension function, and braking ability to ensure it meets Yamaha’s standards.

   • The bodywork is painted, typically in vintage color schemes like the iconic Yamaha blue, and decals are applied for brand recognition.

8. Packaging & Delivery:

   • Once the bikes are fully assembled and tested, they are packaged for shipment, either directly to dealerships or to the assembly line for export.

   • Manuals, tool kits, and instructions are included in the packaging for easy setup and maintenance by the buyer.

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