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  • Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808
  • Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808
  • Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808
  • Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808
  • Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808
  • Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808
Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808
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Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808

  • >= 6 Pieces
    $75

Customization:

Graphic customization(Min.Order: 50000 pieces)
Customized packaging(Min.Order: 50000 pieces)
Customized logo(Min.Order: 50000 pieces)

Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Force Transmission & Motion Conversion: Designed to transfer linear piston force to rotational crankshaft motion in Cummins NT855/NTA855 diesel engines, ensuring efficient power generation.
  • Precision Compatibility: Engineered as a genuine Cummins part for direct-fit replacement, maintaining optimal engine performance and durability.

Key features

  • 1. High-Strength Corrosion-Resistant Steel Construction

  • With a forged high-strength steel body, this connecting rod withstands extreme thermal and mechanical stresses in diesel engines, ensuring longevity even under heavy-duty conditions.

  • 2. Optimized Power Transfer Design

  • Engineered with a precision-machined cylindrical bore and robust elongated shaft, this design efficiently transfers piston force to the crankshaft, maintaining engine reliability and performance.

  • 3. Up to 20% Stronger Than Standard Steel Rods*

  • Built with advanced metallurgy, this rod handles heavier loads compared to generic alternatives*, extending engine lifespan in commercial and industrial applications.

  • 4. Direct OEM Compatibility for Cummins NT855/NTA855 Engines

  • Designed as a genuine Cummins part, it guarantees seamless integration and performance for specific diesel engine models, eliminating compatibility issues.

  • 5. 6-Month Warranty & OEM Quality Assurance

  • Backed by a 6-month warranty and manufactured to Cummins’ original equipment specifications, this rod ensures safety and durability for both repair and maintenance scenarios.

Product details

Cummins NT855 NTA855 Engine Connecting Rod 3013930 218808

The Cummins NT855/NTA855 Engine Connecting Rod (3013930/218808) is a precision-engineered component designed for diesel engines, ensuring reliable power transmission and durability under high-stress conditions. Crafted from high-strength steel, this genuine part meets OEM standards for seamless integration and extended engine life.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialHigh-strength steel (ASTM A390)Withstands extreme mechanical stresses in diesel engines
DesignOptimized cylindrical bore + robust shaftEfficient force transfer from piston to crankshaft
Warranty6 monthsCoverage for genuine part replacements
CertificationCummins OE StandardsEnsures compatibility and performance parity

Customization guide

Adjustable material coatings or surface treatments (e.g., nitriding) to meet specific engine compatibility or environmental requirements.

Get inspired

Upgrade your Cummins NT855/NTA855 engine with this precision-engineered connecting rod. Its high-strength steel construction and OEM-certified design ensure optimal power transmission, making it ideal for heavy-duty applications like trucks, generators, or agricultural machinery.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material GradeASTM A390ASTM A390 + NitridingASTM A390 + Chrome-Moly
Fatigue Life10,000 hours+20%+40%*
WeightStandard10% lighter15% lighter
Chemical ResistanceBaseEnhancedPremium

Supplier's note

  1. Technical Breakthroughs:

    • High-strength steel (ASTM A390): Outperforms standard alloys in tensile strength, enabling durability in extreme engine environments.
    • Optimized bore design: Reduces friction by 15% compared to generic parts, enhancing efficiency.
    • OE certification: Ensures a 100% fit with Cummins engines, eliminating compatibility risks.
  2. Version Selection Guidance:

    • Base Model: Ideal for routine use in light-to-moderate duty cycles (e.g., passenger vehicles or light commercial trucks).
    • Advanced Model: Suited for heavy-duty applications (e.g., construction vehicles) where prolonged stress and chemical exposure are common.
    • Pro Model: Designed for extreme conditions (e.g., mining, off-road equipment) with its 40% higher fatigue resistance and lightweight design, reducing engine wear.

Example: With the Pro Model’s Chrome-Moly alloy, you can achieve 40% longer service life in high-temperature environments. Its lighter weight also reduces rotational inertia, improving fuel efficiency.

Frequently asked questions

  • Which Cummins engine models is the 3013930 218808 connecting rod compatible with?

  • Why is high-strength steel used in the Cummins connecting rod?

  • How do I clean and maintain the Cummins connecting rod?

  • Is the Cummins connecting rod certified for commercial vehicle use?

  • What precautions should I take when installing the connecting rod?

  • Can the Cummins connecting rod be customized for aftermarket upgrades?

  • How does the connecting rod handle extreme engine stress?

  • What does the 6-month warranty cover for the Cummins connecting rod?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHeavy-duty diesel enginesIndustry: Carbon Steel (ASTM A36) vs Base: High-Strength Steel (ASTM A394) ▲ (20% stronger) vs Advanced: Alloy Steel (ASTM A455) ▲▲ (40% stronger)Enhanced fatigue resistance and longevity for extreme conditionsAdvanced versions may incur higher material costs
Tensile StrengthMining/construction equipmentIndustry: 400 MPa vs Base: 500 MPa ▲ (ISO 6892-1) vs Advanced: 600 MPa ▲▲ (ISO 6892-1)Withstands extreme mechanical stresses in high-load applicationsBase may suffice for standard loads; Advanced requires specialized manufacturing
Corrosion ResistanceMarine/chemical environmentsIndustry: Uncoated (ASTM B117 24hr) vs Base: Zinc-plated (ASTM B633) ▲ vs Advanced: Dual-layer epoxy (ASTM D3276) ▲▲Extended lifespan in corrosive conditionsAdvanced coating adds weight and complexity to assembly
WeightLight commercial vehiclesIndustry: 5.2 kg vs Base: 5.0 kg ▲ (10% lighter) vs Advanced: 5.5 kg (ASTM E112)Base reduces fuel consumption and improves efficiencyAdvanced may increase rotational inertia due to thicker plating
Noise/Vibration DampingPassenger vehicles/generatorsIndustry: 65 dBA (ISO 3744) vs Base: 60 dBA ▲ (quieter than lawnmower) vs Advanced: 55 dBA ▲▲ (ISO 3744)Advanced minimizes noise pollution and vibrationAdvanced requires precision machining for optimal damping
Warranty CoverageFleet operators needing long-term supportIndustry: 3 months vs Base: 6 months ▲ vs Advanced: 12 months ▲▲Extended coverage for critical componentsAdvanced warranty may have stricter terms (e.g., documented maintenance logs)

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