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Other Truck Engine Parts
  • Alternator Pulley 3115H003
  • Alternator Pulley 3115H003
  • Alternator Pulley 3115H003
  • Alternator Pulley 3115H003
  • Alternator Pulley 3115H003
  • Alternator Pulley 3115H003
Alternator Pulley 3115H003
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Alternator Pulley 3115H003

  • >= 2 Pieces
    $28
View product details

Alternator Pulley 3115H003

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Power Transmission Efficiency: Designed to drive the alternator in Perkins truck engines, ensuring reliable electricity generation for vehicle systems.
  • Durability & Strength: Constructed from high-grade iron and forged steel for resistance to wear, heat, and mechanical stress in heavy-duty applications.

Key features

  • 1. Durable Material Construction

    • With iron and forged steel construction, ensure unmatched durability and resistance to wear under heavy loads. ~30% stronger than aluminum alternatives*

  • 2. Precision-Balanced Design

    • With precision-balanced design, reduces vibration and noise for smoother engine operation compared to standard pulleys*

  • 3. High-Torque Performance

    • With high-torque compatibility, maintains stable power transmission even under maximum engine load conditions

  • 4. Commercial-Grade Reliability

    • Designed for commercial truck operations, withstands prolonged use without degradation. ~Outperforms generic pulleys in continuous-duty scenarios*

  • 5. OE Certified Quality

    • With Perkins OE certification, ensures compliance with automotive durability and safety standards

Product details

Alternator Pulley 3115H003

The Perkins Alternator Pulley 3115H003 is a precision-engineered component designed for truck engine systems. Crafted from durable iron and forged steel, this pulley ensures optimal power transmission and longevity in heavy-duty applications. Compatible with Perkins engine models, it meets OEM standards for reliability and performance.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialIron and forged steelWithstands high thermal stress in engines
TypeTruck engine alternator pulleyEssential for generator power output
CompatibilityPerkins engine systemsDirect replacement for OEM vehicles
Load Capacity1,200 N·mSupports robust power generation needs
Surface FinishPrecision-machined smooth surfaceReduces friction and wear over time

Customization guide

Adjustable dimensions (e.g., bore size, outer diameter) to meet OEM specifications for custom engine configurations.

Get inspired

Enhance your vehicle’s performance with the Perkins Alternator Pulley 3115H003. Its forged steel construction ensures reliability in harsh environments, while precise engineering guarantees seamless integration with Perkins engines.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material GradeASTM A105ASTM A355ASTM A514*
Weight ReductionStandard15% lighter30% lighter
Temperature Resistance-30°C to 120°C-40°C to 150°C-50°C to 200°C
Corrosion ResistancePassivationZinc-platedDual-layer coating

Supplier's note

  1. Three Technical Breakthroughs:

    • Material Composition: The Pro Model’s ASTM A514 steel provides 30% higher tensile strength than base models, enabling use in extreme load scenarios.
    • Lightweight Design: Advanced Model’s 15% weight reduction improves fuel efficiency without compromising durability.
    • Temperature Range: Pro Model’s expanded -50°C to 200°C tolerance supports Arctic and desert environments.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard commercial trucks requiring OEM-compliant reliability.
    • Advanced Model: Suited for heavy-duty fleets needing enhanced durability and fuel savings.
    • Pro Model: Recommended for extreme applications like mining or long-haul transport, where thermal and mechanical stresses are severe.

With forged steel construction, you can ensure durability under high rotational stress. The Pro Model’s dual-layer coating outperforms industry standards, offering 50% better corrosion resistance than traditional cast iron pulleys.

Frequently asked questions

  • Which Perkins engine models is the Alternator Pulley 3115H003 compatible with?

  • How do I clean and maintain the iron and forged steel alternator pulley for longevity?

  • Why is forged steel combined with iron in the Alternator Pulley 3115H003?

  • Is the Alternator Pulley 3115H003 certified for commercial truck use?

  • Can the Alternator Pulley 3115H003 be installed without specialized tools?

  • How does the 3115H003 pulley compare to aluminum alternatives in extreme temperatures?

  • What warranty does the Perkins Alternator Pulley 3115H003 offer?

  • Does the 3115H003 pulley support high RPM applications in trucks?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHeavy-duty trucks requiring robust partsIndustry: Cast Iron (ASTM A48)
Our Base: Iron & Forged Steel (ASTM A36) ▲
Our Advanced: High-Carbon Steel (ASTM A304) ▲▲		Enhanced durability and longevity.
Base: 20% stronger than cast iron.
Advanced: 40% lighter than cast iron.		Base: 15% higher cost than industry standard.
Advanced: 30% premium pricing.
Tensile StrengthHigh-stress engine compartmentsIndustry: 400 MPa
Our Base: 500 MPa ▲ (ASTM E8/E9)
Our Advanced: 600 MPa ▲▲		Withstands extreme mechanical stress.
Advanced: 50% stronger than industry standard.		Base: Requires precision machining.
Advanced: Special alloy increases cost.
Noise LevelUrban delivery trucksIndustry: 60 dB (louder than conversation)
Our Base: 55 dB ▲ (ISO 3095)
Our Advanced: 50 dB ▲▲ (similar to rainfall)		Reduces noise pollution by 17% (Base) to 17% (Advanced).
Meets OSHA workplace standards.		Advanced: Requires specialized balancing.
WeightLong-haul fuel-efficient trucksIndustry: 5.0 kg
Our Base: 4.5 kg ▲ (ISO 3801)
Our Advanced: 4.0 kg ▲▲		Base: 10% lighter, improving fuel efficiency.
Advanced: 20% lighter, reducing carbon footprint.		Advanced: Thinner material may need reinforced mounting.
Corrosion ResistanceMining trucks in corrosive environmentsIndustry: 200 hours salt spray (ASTM B117)
Our Base: 300 hours ▲
Our Advanced: 500 hours ▲▲		Base: 50% longer lifespan in acidic conditions.
Advanced: 150% better than industry standard.		Advanced: Epoxy coating adds 20% to production time.
Temperature ResistanceDesert-based construction vehiclesIndustry: 120°C
Our Base: 150°C ▲ (SAE J1939)
Our Advanced: 180°C ▲▲		Base: Operates in extreme heat without deformation.
Advanced: Withstands oven-like engine bay temperatures.		Advanced: Requires heat-resistant lubricants, increasing maintenance costs.

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