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  • Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price
  • Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price
  • Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price
  • Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price
  • Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price
  • Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price
Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price

Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price

  • 3 - 9 Pieces
    $245
  • 10 - 49 Pieces
    $239
  • >= 50 Pieces
    $235

Customization:

Customized logo(Min.Order: 20 pieces)
Customized packaging(Min.Order: 50 pieces)
Graphic customization(Min.Order: 20 pieces)

Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Power Delivery: 4-stroke engine delivers reliable power output for 125cc class, optimized for balance between performance and fuel efficiency.
  • Design: Single-cylinder, air-cooled architecture ensures compactness and lightweight, ideal for motorcycles and scooters requiring agility and low maintenance.

Key features

  • 1. Lightweight Aluminum Construction for Enhanced Performance

  • With an aluminum engine block, you can achieve a lightweight design that improves agility and fuel efficiency while maintaining robust heat dissipation. This material is ~20% lighter than cast-iron alternatives*, enabling smoother acceleration and reduced strain on the motorcycle frame.

  • 2. Modular Design for Easy Customization and Maintenance

  • With its modular construction, you can effortlessly upgrade or repair components like the cylinder head and crankcase without disassembling the entire engine. This design reduces maintenance downtime by ~50% compared to monolithic engines*, making it ideal for enthusiasts and mechanics.

  • 3. 4-Stroke Technology for Clean, Fuel-Efficient Power

  • With a 4-stroke combustion cycle, you can enjoy up to 30% better fuel efficiency and lower emissions compared to 2-stroke engines*. This technology ensures smoother operation and reduced environmental impact while maintaining reliable power output for urban and highway use.

  • 4. Compact and Reliable for Urban and Long-Distance Riding

  • With its single-cylinder, air-cooled design, you can optimize fuel economy and durability for daily commuting or extended trips. This engine’s compact footprint offers ~15% better space efficiency than liquid-cooled alternatives*, fitting seamlessly into smaller motorcycles and scooters.

  • 5. Compliance with Global Emission Standards for Peace of Mind

  • With certification to EU emission standards, you can ensure environmental compliance and long-term regulatory adaptability. This meets or exceeds requirements for cleaner combustion, reducing your carbon footprint compared to non-certified engines*.

Product details

Suzuki Motorcycle GN125 Engine Assembly 4-Stroke GN125 Suzuki 125cc Engine for Factory Wholesale Price

The Suzuki GN125 125cc 4-stroke air-cooled engine is a compact, lightweight power solution designed for reliability and efficiency. Built with aluminum components for optimal heat dissipation and low weight, it is ideal for small motorcycles, scooters, and customization projects.

Technical specifications

FeatureSpecificationBenefit
Engine Type4-stroke air-cooledSimplified maintenance, cost-effective
MaterialAluminum constructionLightweight, corrosion-resistant
Displacement125ccBalances power and fuel efficiency
Cooling SystemAir-cooled finsEfficient heat dissipation without coolant
ModularityInterchangeable cylinder head/crankcaseEasy customization and upgrades
Performance TuningAdjustable carburetor/exhaust/ignitionTailored power output for specific needs

Customization guide

Adjustable parameters such as the carburetor, exhaust system, and ignition timing allow users to optimize the engine for power output, fuel efficiency, or noise reduction. For example, upgrading the exhaust can boost horsepower by 15%, while refining the carburetor improves throttle response.

Get inspired

With its modular design and proven reliability, the GN125 engine serves as a versatile base for enthusiasts. Whether you’re building a lightweight commuter, a retro-style scrambler, or a track-ready machine, this engine’s adaptability ensures it can grow with your project.

Choose your model

ParameterBase Model (Standard)Advanced ModelPro Model
Power Output8.5 HP @ 7,500 RPM+15% (9.8 HP)+30% (11.1 HP)*
Fuel Efficiency65 MPG70 MPG68 MPG
Cooling EfficiencyStandard finsEnhanced finsDual-fan assisted
Weight32 kg33 kg34 kg

Supplier's note

  1. Three Technical Breakthroughs:

    • Lightweight Aluminum Construction: Reduces overall vehicle weight by 20% compared to cast-iron engines, improving agility.
    • Modular Design: Allows 50% faster component swaps than non-modular engines, lowering downtime.
    • Air-Cooled Reliability: Eliminates coolant maintenance, reducing failure risks by 30% in dusty environments.
  2. Optimal Version Selection:

    • Base Model: Ideal for cost-sensitive users or standard scooters where simplicity and affordability are priorities.
    • Advanced Model: Targets riders seeking a 15% power boost for light off-road use or daily commuting.
    • Pro Model: Designed for performance enthusiasts; its dual-fan cooling and 11.1 HP output enable sustained high-RPM operation in racing or heavy-duty scenarios.

With the Pro version’s enhanced cooling and power, you can safely push the engine to its limits during track days. Pair its aluminum build with a high-flow exhaust to achieve a perfect balance of torque and responsiveness.

Frequently asked questions

  • Which motorcycle engine is best suited for small scooters or compact motorcycles?

  • How does the air-cooled system of the Suzuki GN125 engine simplify maintenance?

  • What materials are used in the Suzuki GN125 engine assembly, and why?

  • Can the Suzuki GN125 engine be customized or upgraded for performance?

  • Is the Suzuki GN125 engine suitable for high-mileage or fuel-efficient applications?

  • What certifications or standards does the Suzuki GN125 engine meet?

  • How does the 4-stroke design of the GN125 engine compare to 2-stroke engines?

  • What makes the Suzuki GN125 engine a good choice for motorcycle manufacturers?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Engine Cooling SystemHigh-temperature environments, touringIndustry Standard: Air-cooled (max 45°C at 3000 RPM)
Our Base: Air-cooled (43°C ▲)
Our Advanced: Enhanced air-cooling (40°C ▲▲)
No coolant maintenance required; lightweight design.
(▲: 2°C cooler than industry; ▲▲: 5°C cooler)
Performance drops slightly at extreme RPMs compared to liquid-cooled engines.
Material CompositionAll-terrain vehicles, racingIndustry Standard: Aluminum (2.7 g/cm³ density)
Our Base: Aluminum (2.7 g/cm³)
Our Advanced: Aluminum + carbon fiber (2.3 g/cm³ ▲)
Lightweight for agility; corrosion-resistant.
(▲: 15% lighter than industry)
Advanced version may require specialized repair services.
Power OutputHill climbing, light towingIndustry Standard: 125cc (8.5 HP)
Our Base: 125cc (8.5 HP)
Our Advanced: 150cc (10 HP ▲)
Sufficient torque for urban and rural use.
(▲: 17% higher power output)
Advanced model increases fuel consumption slightly.
Noise LevelUrban commuting, noise-sensitive zonesIndustry Standard: 43 dBA (equivalent to a quiet office)
Our Base: 43 dBA
Our Advanced: 40 dBA ▲ (quieter than a refrigerator hum)
Minimizes disturbance in residential areas.
(▲: 7% reduction in noise)
Advanced tuning may require more frequent muffler checks.
ModularityCustomization, performance tuningIndustry Standard: Basic modular components
Our Base: Modular design with 8 replaceable parts
Our Advanced: Quick-release components (12 parts ▲)
Easy engine upgrades for racing or touring.
(▲: 50% faster assembly/disassembly)
Base version requires specialized tools for some modifications.
WeightCity commuting, maneuverabilityIndustry Standard: 145 kg (ISO 3833 certified)
Our Base: 140 kg ▲
Our Advanced: 130 kg ▲▲ (lightest in class)
Improved handling and fuel efficiency.
(▲: 3.5% lighter; ▲▲: 10% lighter)
Advanced model may have reduced durability under heavy loads.

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