What is the engine displacement of the 1977 Suzuki GS 400?

The 1977 Suzuki GS 400 has an engine displacement of 398.00 ccm (24.29 cubic inches).

How much horsepower does the 1977 Suzuki GS 400 have?

The 1977 Suzuki GS 400 produces 27.00 HP (19.7 kW)) @ 7400 RPM of power.

What is the top speed of the 1977 Suzuki GS 400?

The 1977 Suzuki GS 400 has a top speed of 150.0 km/h (93.2 mph).

1977 Suzuki GS 400 Price, Specs, Review

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Review

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The 1977 Suzuki GS 400 stands as a notable entry in the realm of classic motorcycles, representing the early days of the GS series that would go on to define Suzuki's reputation for reliability and performance. With its compact and lightweight design, the GS 400 features a 397cc, air-cooled, four-stroke engine that delivers a commendable balance of power and efficiency. The bike's robust construction is complemented by its distinctive styling, characterized by clean lines and practical ergonomics, making it accessible for both novice riders and seasoned enthusiasts. Its dual overhead cam configuration and six-speed transmission offered a smooth and responsive ride, while the front disc brake system improved stopping power, setting a standard for future models. In terms of value, the 1977 Suzuki GS 400 continues to attract attention among collectors and vintage motorcycle enthusiasts. Its combination of classic aesthetics and dependable performance makes it a desirable option for those looking to own a piece of motorcycling history. While it may not boast the high horsepower figures of modern machines, its simplicity and ease of maintenance contribute to its enduring appeal. As a versatile bike capable of both urban commuting and leisurely rides, the GS 400 encapsulates an era of motorcycling that prioritized rider experience and practicality, ensuring its place in the hearts of many riders even decades after its production.

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Pros (Advantages)
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✅ Why buy this bike?

Lightweight Design: The GS 400 features a lightweight frame, making it easy to handle and maneuver, especially for beginner riders or those looking for a nimble bike.

Fuel Efficiency: With its smaller engine size, the GS 400 offers excellent fuel efficiency, making it a cost-effective option for daily commuting and long rides.

Classic Styling: The bike boasts a classic aesthetic that appeals to vintage motorcycle enthusiasts, with its retro lines and chrome detailing.

Reliability: Suzuki is known for building durable and reliable motorcycles, and the GS 400 is no exception, often requiring minimal maintenance when properly cared for.

Affordability: As a vintage model, the GS 400 is typically more affordable compared to other classic motorcycles, making it an attractive option for budget-conscious riders looking for a classic experience.

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Cons (Disadvantages)
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⚠️ Things to consider

Limited Power: The GS 400's engine, while competent for its time, may feel underpowered compared to modern motorcycles, making it less suitable for highway riding or aggressive acceleration.

Weight: Weighing in at around 400 pounds, the GS 400 can feel heavy, especially for newer riders or those accustomed to lighter bikes, impacting maneuverability and handling.

Vibration: The air-cooled engine can produce noticeable vibrations at higher RPMs, which may lead to discomfort during longer rides.

Availability of Parts: As a vintage model, finding specific replacement parts can be challenging, which can complicate maintenance and repairs.

Braking Performance: The braking system, which includes drum brakes on the rear and a single disc on the front, may not offer the stopping power or responsiveness found in more modern motorcycles, potentially compromising safety.

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Alternatives
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⚖️ Comparison & Competition

Yamaha XS400 (1977) The Yamaha XS400 is a parallel-twin motorcycle known for its smooth performance and reliability. With a vintage style and comfortable riding position, it offers a great balance of power and agility, making it a solid choice for both new and experienced riders.

Honda CB400F (1975-1977) The Honda CB400F is a compact, lightweight motorcycle that features a four-cylinder engine. This bike is celebrated for its sporty handling and responsiveness, along with classic café racer aesthetics. It's an excellent option for those looking for nimble performance and a touch of retro charm.

Kawasaki KZ400 (1974-1978) The Kawasaki KZ400 features a parallel-twin engine that delivers a good mix of power and torque. Known for its durability and straightforward design, the KZ400 is perfect for riders who appreciate simplicity and reliability, making it a great choice for daily commuting or casual rides.

Moto Guzzi V50 (1975-1982) The Moto Guzzi V50 is a unique motorcycle with a distinctive V-twin engine layout. It combines Italian flair with a comfortable riding experience, making it ideal for longer journeys. The V50 offers a classic look and a unique character that sets it apart from its contemporaries.

BMW R65 (1978-1984) The BMW R65 is a quintessential motorcycle from the German manufacturer, featuring a horizontally opposed twin-cylinder engine. Known for its durability and excellent build quality, the R65 offers a smooth ride, good handling, and the kind of engineering excellence that BMW is famous for, making it a great alternative for those seeking a classic touring experience. These motorcycles each provide a distinct experience while reflecting the style and character of the era, similar to the Suzuki GS

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License Class (EU)
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The Suzuki GS 400 produces 27 HP, fitting A2 license limits (max 35 kW / 47 HP). For riders 18+.

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Fuel Economy & Running Costs
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Estimated average for 398cc class: 45-60 mpg (4.0-5.5 L/100km)

⛽ Tank: 14.00 litres (3.70 gallons)

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Insurance Class
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Insurance grouping for Suzuki GS 400 (398cc):

📋 Group 8-15 — mid-range

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Insurance Calculator (UK est.)
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Personalised premium estimate for the Suzuki GS 400 (UK rates):

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💡 Estimate based on UK market averages. For real quotes, compare on Compare the Market, MoneySuperMarket, GoCompare.

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Price Estimate
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Estimated price range for the Suzuki GS 400 based on comparable motorcycles:

AVERAGE

$2,642

📊 Category-based (16 motorcycles) · Approximate (USD)

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Buy New & Used
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Find new and used Suzuki GS 400 1977 listings:

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💡 Third-party listings. MotoBike Info is informational only.

👤 Final premium varies by rider age, history, location.

⚙️ Full Specifications

No specifications found.

📋 Detailed Review

The 1977 Suzuki GS 400 stands as a notable entry in the realm of classic motorcycles, representing the early days of the GS series that would go on to define Suzuki's reputation for reliability and performance. With its compact and lightweight design, the GS 400 features a 397cc, air-cooled, four-stroke engine that delivers a commendable balance of power and efficiency. The bike's robust construction is complemented by its distinctive styling, characterized by clean lines and practical ergonomics, making it accessible for both novice riders and seasoned enthusiasts. Its dual overhead cam configuration and six-speed transmission offered a smooth and responsive ride, while the front disc brake system improved stopping power, setting a standard for future models. In terms of value, the 1977 Suzuki GS 400 continues to attract attention among collectors and vintage motorcycle enthusiasts. Its combination of classic aesthetics and dependable performance makes it a desirable option for those looking to own a piece of motorcycling history. While it may not boast the high horsepower figures of modern machines, its simplicity and ease of maintenance contribute to its enduring appeal. As a versatile bike capable of both urban commuting and leisurely rides, the GS 400 encapsulates an era of motorcycling that prioritized rider experience and practicality, ensuring its place in the hearts of many riders even decades after its production.

🎬 Video Reviews

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⚡ Key Specs

Displacement398.00 ccm (24.29 cubic inches)

Power27.00 HP (19.7 kW)) @ 7400 RPM

Top Speed150.0 km/h (93.2 mph)

Fuel Cap.14.00 litres (3.70 gallons)

Gearbox6-speed

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Suzuki GS 400

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