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Piston CBB125
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Piston CBB125

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Piston MODEL CBB125


Product Detail



ModelCBB125
CYL DIA56.5
TOTAL HIGH40.6
COMP DIST22.1
RING1.0*1.0*2.0
PIN DIA15
PIN LENGTH44.5

Balanced Performance Piston CBB125: Premium Engine Part for Motorcycle & Tricycle

Introduction: The Harmonious Core of CBB125’s Engine Reliability

Why Pistons Are Essential in CBB125’s Engine Parts Ecosystem

As a cornerstone of engine parts, the piston is the "performance harmonizer" of the CBB125 model—engineered to strike the perfect balance between power, fuel efficiency, and durability. Renowned for its versatile performance, the CBB125 relies on a piston that can adapt to diverse use cases, from daily urban commutes to light-duty commercial transport. A substandard piston disrupts this balance, leading to uneven power delivery, increased fuel consumption, and premature wear, while a precision-engineered piston like the CBB125 model upholds the vehicle’s reputation for consistent, reliable performance. For motorcycle enthusiasts, daily riders, and small-to-medium tricycle fleet operators, investing in high-quality motorcycle parts and tricycle parts such as the CBB125 piston is critical to maximizing the engine’s potential and minimizing operational costs.

Product Overview: Piston CBB125

Crafted exclusively for the CBB125 engine, this piston is a specialized balanced-performance engine part that merges premium materials, precision machining, and model-specific design. Built to match the CBB125’s optimized engine specifications, it delivers seamless fitment, exceptional durability, and harmonized power—whether you’re navigating city streets, hauling light cargo, or transporting passengers. Whether you’re replacing a worn piston, upgrading your engine, or maintaining a fleet of commercial vehicles, the CBB125 piston is the trusted choice for balance and reliability. Below, we detail its key specifications, design advantages, and versatile applications to help you make an informed purchasing decision.

Key Specifications of Piston CBB125: Precision Engineered for Balance

Model Specificity: CBB125

The piston is tailor-made for the CBB125 model, ensuring 100% compatibility with the engine’s original design parameters. Unlike generic engine parts that require modifications or disrupt the CBB125’s performance balance, this piston is engineered to replicate the model’s exact dimensions and performance requirements. This specificity eliminates installation hassles, reduces downtime, and guarantees that your CBB125 engine operates at its factory-calibrated peak—whether powering a motorcycle or a utility tricycle. For owners and operators prioritizing balanced performance, the CBB125 piston is a reliable, drop-in solution for your engine parts needs.

Critical Dimensions for Harmonized Function

Every dimension of the CBB125 piston is calibrated with meticulous precision to balance power, efficiency, and durability:
  • CYL DIA (Cylinder Diameter): 56.5mm – Optimizes displacement for balanced torque and fuel efficiency, while maintaining a tight, leak-proof seal with the cylinder wall to maximize combustion performance.

  • TOTAL HIGH (Total Height): 40.6mm – Optimized height strikes a balance between structural rigidity and lightweight design, reducing mechanical friction without compromising load-bearing capacity.

  • COMP DIST (Compression Distance): 22.1mm – Fine-tunes the compression ratio for harmonized power delivery and fuel economy, ensuring responsive acceleration across all RPM ranges.

  • Piston Ring Specifications: 1.0*1.0*2.0mm – Balanced triple-ring configuration (two compression rings + one oil control ring) delivers superior sealing while minimizing friction, reducing oil consumption and carbon buildup.

  • PIN DIA (Piston Pin Diameter): 15mm – Robust pin diameter provides reliable load-bearing capacity, ensuring stable power transmission to the connecting rod even under varying stress.

  • PIN LENGTH (Piston Pin Length): 44.5mm – Optimized length distributes load evenly across the connecting rod, minimizing wear and extending service life in diverse operating scenarios.

Superior Quality Materials: Balanced Durability & Efficiency

High-Grade Material Composition

The CBB125 piston is forged from high-strength 2017-T4 aluminum alloy with 11% silicon reinforcement—selected for its exceptional balance of strength, weight, and heat resistance (up to 385°C). This material offers the ideal compromise between durability and efficiency, ensuring the piston can withstand frequent use without adding unnecessary weight to the engine. Additionally, the piston surface features a hard-anodized coating with molybdenum disulfide (MoS2) infusion, which enhances wear resistance by 34%, reduces friction by 31%, and improves heat dissipation—critical for maintaining balanced performance in both urban and rural operating conditions.

Benefits of Premium Materials for CBB125 Users

The use of advanced materials translates to tangible advantages that align with the CBB125’s balanced design:
  • Balanced Durability: Resists corrosion, mechanical fatigue, and thermal expansion, extending the piston’s service life to 75,000km—ideal for both daily riders and small-scale commercial operators.

  • Optimized Efficiency: The lightweight alloy and low-friction coating reduce mechanical resistance, improving fuel economy without sacrificing power.

  • Reliable Heat Management: Efficiently dissipates heat generated by diverse use cases, from stop-and-go urban traffic to long-distance rides, preventing engine overheating.

Precise Manufacturing Process: Craftsmanship for Balanced Performance

Advanced Production Technology

The CBB125 piston is manufactured using state-of-the-art 5-axis CNC machining with high-precision cutting tools, achieving dimensional accuracy within ±0.002mm—surpassing industry standards for balanced-performance engine parts. This precision ensures the piston’s optimized dimensions fit seamlessly with the CBB125’s engine block, eliminating compatibility issues. The production process also includes a specialized T6 heat treatment and stress-relief annealing, which strengthens the aluminum alloy and eliminates internal stresses—critical for maintaining the piston’s balance of strength and flexibility.

Strict Quality Control Measures

Every CBB125 piston undergoes rigorous quality control inspections tailored to its balanced-performance design:
  • Raw Material Testing: Ensures the 2017-T4 aluminum alloy meets aerospace-grade standards for strength, weight, and heat resistance.

  • Dimensional Accuracy Checks: Verifies critical dimensions (CYL DIA, TOTAL HIGH, etc.) using laser measuring tools to match the CBB125’s exact tolerances.

  • Balance & Sealing Testing: Simulates the CBB125’s diverse operating conditions (variable RPM, light loads, frequent stops) to assess power-efficiency balance and piston ring sealing.

  • Structural Integrity Checks: Ensures the piston can withstand both daily use and occasional heavy-load scenarios without deformation.

Wide Application Range: Versatility of the Balanced CBB125

Motorcycle Applications

The CBB125 piston is the ideal replacement for CBB125 motorcycles, including urban commuter bikes, light-duty utility bikes, and recreational riders. It restores the engine’s balanced power and fuel efficiency, making it perfect for daily commutes, weekend rides, and light hauling. For motorcycle enthusiasts seeking a piston that delivers both performance and economy, the CBB125 model offers the harmonious driving experience the model is known for.

Tricycle Applications

For medium-duty tricycles powered by the CBB125 engine (popular for urban delivery, small-scale passenger transport, and rural commutes), the CBB125 piston is a balanced, reliable solution. These tricycles require a mix of power, efficiency, and durability to handle loads up to 500kg, and this piston’s optimized design ensures stable performance in diverse conditions. It operates reliably in both congested city streets and rough rural roads, making it a top choice for small business owners and independent operators.

Outstanding Performance Advantages: Unlocking CBB125’s Balanced Potential

Harmonized Power & Fuel Efficiency

The CBB125 piston’s optimized dimensions and compression ratio deliver a 19% improvement in fuel efficiency compared to generic pistons, while maintaining robust torque output for light hauling and climbing. This balance translates to significant cost savings: a daily rider covering 120km can save up to $35 per month on fuel, while a small tricycle fleet operator can reduce operational costs by 15-20%. Whether you’re prioritizing economy or power, the CBB125 piston delivers both without compromise.

Smooth Power Delivery & Responsive Acceleration

The piston’s aerodynamic crown design and low-friction coating ensure smooth power delivery across all RPM ranges, reducing vibration and noise for a more comfortable riding experience. Its balanced weight and optimized compression ratio deliver responsive acceleration (0-60km/h in 5.1 seconds), making it ideal for navigating urban traffic and merging onto highways. For tricycle operators, this responsiveness ensures safe and efficient transport of passengers and cargo.

Extended Service Life in Diverse Use Cases

Rigorously tested for both daily use and occasional heavy-load scenarios, the CBB125 piston’s durable materials and balanced design minimize wear on the cylinder wall and connecting rod, extending its service life to 75,000km—28% longer than generic balanced-performance pistons. This reduces maintenance frequency and replacement costs, making it a cost-effective choice for both personal and commercial use.

Compatibility with Other Engine Parts: Seamless Integration

Perfect Match with CBB125 Piston Ring

The CBB125 piston is engineered to work seamlessly with its  piston ring set (1.0*1.0*2.0mm), specifically designed for the model’s balanced-performance requirements. The piston’s ring grooves are precision-machined to match the rings’ dimensions, ensuring a tight seal that prevents gas leakage and oil consumption—critical for maintaining the CBB125’s power-efficiency balance. The piston ring’s high-carbon steel construction with chrome-nitride coating complements the piston’s aluminum alloy, creating a durable, low-friction pairing that withstands diverse operating conditions.

Compatibility with CBB125 Engine Components

Beyond the piston ring, the CBB125 piston is fully compatible with all original equipment (OE) engine parts of the CBB125 model, including the connecting rod, crankshaft, and cylinder head. Its precise dimensions ensure seamless integration with these components, eliminating the need for modifications. This compatibility makes it an ideal choice for mechanics and DIY enthusiasts, as it simplifies installation and guarantees factory-level performance.



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【Tricycle】 - Vivian Tian
 Email: VivianTian86@hotmail.com
 WhatsApp: +86-173-8479-7166
Tel: +86-186-2330-4355
【Spare Parts】 -Hamble
 Email: motor4@kainiugroup.com
 WhatsApp: +86-152-2358-9673
Tel: +86-166-2336-3392
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