Connecting Rod

Connecting Rod

– High-Strength Precision Component for Power Transmission Systems

      The Connecting Rod, a critical component designed to link the piston to the crankshaft and convert reciprocating motion into rotational force. Engineered for strength, precision, and durability, our connecting rods are widely used in automotive engines, compressors, and industrial machinery.

Manufactured from premium materials such as forged alloy steel, carbon steel, or aluminum alloys, these connecting rods are built to withstand extreme stress, high temperatures, and dynamic loads. With advanced machining and strict quality control, each rod ensures precise alignment, balanced weight distribution, and long-term operational stability.

Whether for high-performance engines or industrial applications, our connecting rods deliver consistent and reliable performance under demanding conditions.

Key Features

• High Strength & Fatigue Resistance: Designed for high-load and high-speed operation
• Precision Machining: Ensures accurate alignment and smooth motion
• Excellent Durability: Resistance to wear, heat, and mechanical stress
• Optimized Weight Design: Improves efficiency and reduces vibration
• Balanced Structure: Enhances stability and reduces dynamic imbalance
• Customizable Options: Suitable for various engine and machinery designs

Applications

• Automotive engines (gasoline and diesel)
• Motorcycles and performance vehicles
• Air compressors and pumps
• Industrial machinery and heavy equipment
• Marine and power generation systems

Manufacturing Process

• Forging (hot forging for high-strength blank formation)
• CNC Precision Machining (milling, drilling, and contour shaping)
• Precision Boring (big-end and small-end holes)
• Heat Treatment (quenching and tempering for strength and fatigue resistance)
• Surface Finishing (shot blasting, polishing, and deburring)
• Crack Detection (non-destructive testing for structural integrity)
• Assembly (bearing insertion or bushing installation, if required)
• Final Inspection (dimensional accuracy, balance, and hardness testing)

Tolerance & Dimensions

• Big-End Bore Tolerance: ±0.005–0.01 mm
• Small-End Bore Tolerance: ±0.005–0.01 mm
• Center Distance Tolerance: ±0.01–0.02 mm
• Parallelism: ≤0.01 mm
• Weight Matching Tolerance: ±1–2 g (for balanced sets)
• Surface Roughness (Critical Areas): Ra ≤ 0.4–0.8 μm
• Dimensional Tolerance: ±0.01–0.03 mm

OEM / ODM Manufacturing Capability

As a professional OEM/ODM manufacturer, we specialize in high-precision engine components and mechanical parts. With advanced forging, machining, and inspection technologies, we provide customized connecting rod solutions tailored to your performance and application requirements.

• Custom dimensions, center distance, and geometry
• Material selection based on strength and weight requirements
• Heat treatment customization for fatigue resistance
• Surface finishing options for durability and appearance
• Weight matching and balancing services
• Logo engraving and private labeling
• Rapid prototyping and mass production

If you are sourcing a “Connecting Rod”,engine connecting rod, forged con rod, CNC machined connecting rod, automotive engine part, high performance con rod, industrial connecting rod OEM, we offer reliable, precision-engineered solutions tailored to your market. Contact us now for OEM customization, samples, or bulk quotations.