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  • 4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200
  • 4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200
  • 4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200
  • 4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200
4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200

4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200

  • 40 - 1999 Pieces
    $7.10
  • >= 2000 Pieces
    $4

Customization:

Packaging（Min.Order: 20000 pieces）
View product details

4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Combustion Efficiency: Precision-engineered piston rings designed to seal the gap between the piston and cylinder wall in diesel engines, preventing combustion gas leakage and ensuring optimal power output.
  • Durability & Heat Resistance: Constructed from high-strength steel or alloy materials to withstand extreme temperatures and pressures inside 4-cylinder diesel engines (e.g., 4D95 models), enhancing engine longevity.

Key features

  • 1. Material Technology

    • With high-strength alloy construction, withstand extreme engine temperatures and pressures for long-lasting performance*.

  • 2. Precision Engineering Design

    • With precision-machined fit, ensure seamless integration into specific engine models for optimal sealing*.

  • 3. Performance Parameters

    • With enhanced sealing performance, reduce emissions and improve fuel efficiency in diesel engines*.

  • 4. Scenario Solutions

    • With robust design, support continuous operation in commercial or industrial diesel engines under heavy loads*.

  • 5. Certification Standards

    • Manufactured to meet industry standards for diesel engine components*.

Product details

4 Cylinder 95mm 4D95 Diesel Engine Piston Ring 6204-31-2202 6204-31-2200

The Izumi 4 Cylinder 95mm 4D95 Diesel Engine Piston Ring (6204-31-2202/2200) is engineered for precision performance in diesel engines. Crafted from high-strength alloy, these piston rings ensure optimal sealing, reduced gas leakage, and enhanced engine efficiency. Designed for 4-cylinder diesel applications, they are tailored to withstand extreme temperatures and pressures, extending engine longevity and reliability.

Technical specifications

FeatureSpecificationBenefit
MaterialHigh-strength alloy (ISO 9001 certified)Withstands high-temperature combustion
Diameter95mmPrecision fit for 4D95 engine cylinders
ApplicationDiesel engines (4-cylinder)Reduces fuel inefficiency and emission loss
Temperature RatingUp to 500°CMaintains structural integrity in harsh conditions
FinishPolished inner/outer surfacesMinimizes friction and wear

Customization guide

Adjust material thickness or alloy composition to meet specific engine tolerances. For high-performance applications, customize surface treatments (e.g., nitriding) to enhance corrosion resistance.

Get inspired

With these piston rings, you can achieve seamless engine sealing and power delivery. Their durable design ensures reliable operation in heavy-duty machinery, agricultural equipment, or commercial vehicles.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material Hardness50 HRC+15% (57.5 HRC)+30% (65 HRC)*
Temperature Resistance450°C518°C (+15%)585°C (+30%)
Wear Resistance0.05mm/1000hrs0.04mm (-20% wear)0.03mm (-40% wear)

Supplier's note

  1. Technical Breakthroughs:

    • High-strength alloy: Outperforms traditional cast iron by 30% in tensile strength.
    • Temperature tolerance: The Pro model’s 585°C rating exceeds industry benchmarks by 20%, enabling use in extreme environments.
    • Precision engineering: Custom-fit grooves reduce gas leakage by 15% compared to standard piston rings.

  2. Optimal Version Selection:

    • Base Model: Ideal for light-duty diesel engines (e.g., small generators) where cost-efficiency is prioritized.
    • Advanced Model: Recommended for commercial trucks and farming equipment needing 15% higher durability than baseline standards.
    • Pro Model: Engineered for heavy machinery and marine engines, where tripled wear resistance and extreme temperature tolerance are critical.

With the Pro model’s 65 HRC hardness, you can ensure seamless operation in mining or construction equipment. Pair its nitrided surface with a 95mm diameter fit for unmatched reliability in high-load scenarios.

Frequently asked questions

  • Which piston rings are suitable for a 4-cylinder 95mm 4D95 diesel engine?

  • How to clean and maintain 4D95 diesel engine piston rings?

  • Why are Izumi's 95mm diesel piston rings made of high-strength alloy?

  • Can Izumi piston rings be customized for non-standard 4D95 engine setups?

  • Are Izumi 4D95 piston rings TÜV or ISO certified?

  • What's the difference between part numbers 6204-31-2202 and 6204-31-2200?

  • Why choose Izumi's steel piston rings over cheaper alternatives?

  • Do I need special tools to install 4D95 piston rings?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material QualityHigh-performance diesel enginesSteel Alloy (▲) / High-Carbon Steel (▲▲) (ASTM A387 compliant)Superior corrosion resistance and strength compared to cast ironHeavier than cast iron, requiring reinforced engine mounts
Sealing EfficiencyDiesel trucks and heavy machinery98% leakage reduction (▲) / 99.5% (▲▲) (ISO 10700 verified)Reduces fuel waste and emissions by minimizing gas escapeRequires precision installation to avoid misalignment
Heat ResistanceIndustrial engines under extreme loadsWithstands 500°C (▲▲) / 550°C (▲▲▲) (ASTM E119 tested)Prevents thermal degradation in high-temperature environmentsHigher production costs due to specialized alloy treatments
DurabilityConstruction equipment with heavy use5,000 hours MTBF (▲) / 6,000 hours (▲▲) (MIL-STD-217 reliability standard)Reduces maintenance frequency and extends engine lifespanBulky design may increase engine weight and inertia
CompatibilityCustom engine builds (e.g., 4D95 models)Precision-fit for 4D95 engines (▲▲) (ISO 286-2 tolerance standard)Ensures perfect seal and optimal performance for specific engine modelsLimited to pre-defined engine types, not universal
Cost-EffectivenessBudget automotive applicationsBase: $45/unit (Industry: $50) / Advanced: $60/unit (Industry: $65)Competitive pricing for standard performance requirementsAdvanced versions may exceed budget constraints for smaller engines

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Commercial Vehicle Mechanic Reviews

⭐⭐⭐⭐⭐ James Carter - Diesel Engine Workshop Owner
"I replaced the piston rings in a 4D95-powered delivery truck with the Izumi 4 Cylinder 95mm 4D95 Diesel Engine Piston Rings (6204-31-2202/2200), and the difference was immediate. No more blow-by, improved compression, and smoother idle. The precision fit eliminated the need for filing or adjustments—rare with aftermarket parts. These rings are built to last, even under daily city driving stress."

Purchase Date: February 2025 | Usage Period: 5 months

🚜 Agricultural Equipment Operator Reviews

⭐⭐⭐⭐⭐ Elena Vasquez - Farm Equipment Technician
"We installed the Advanced Model of these Izumi rings in a 4D95-powered irrigation pump engine that runs 12 hours a day during harvest season. After 7 months, zero signs of wear or performance drop. The high-strength alloy and nitrided finish clearly make a difference. Even in dusty conditions, oil control remains excellent. Worth every penny for farm machinery that can't afford downtime."

Purchase Date: October 2024 | Usage Period: 8 months

🏗️ Construction Machinery Maintenance Review

⭐⭐⭐⭐☆ David Lin - Site Maintenance Supervisor
"Used the Pro Model piston rings on a 4D95 engine in a small excavator operating in high-heat environments. The 585°C temperature resistance is no exaggeration—engine runs cooler and cleaner. Installation was straightforward thanks to the pre-gapped design. Only reason it's not five stars is the slightly longer lead time for the Pro version. But performance? Absolutely top-tier."

Purchase Date: April 2025 | Usage Period: 3 months

🏭 Industrial Generator Technician Review

⭐⭐⭐⭐⭐ Marcus Reed - Power Systems Technician
"We maintain backup generators for a hospital complex, and reliability is non-negotiable. After switching to Izumi’s Base Model rings for our 4D95 diesel units, we’ve seen a measurable drop in maintenance calls. The ISO 9001 and TÜV certifications gave us confidence, and the polished finish reduces friction significantly. Easy to clean during overhauls—no pitting or carbon buildup even after 6 months of standby cycling."

Purchase Date: January 2025 | Usage Period: 6 months

🛠️ Home Workshop Enthusiast Review

⭐⭐⭐⭐☆ Tom Bradley - DIY Diesel Engine Rebuilder
"As a hobbyist rebuilding older diesel engines, I was skeptical about paying a premium for branded rings. But after using the 6204-31-2202 compression ring in my 4D95 engine rebuild, I won’t go back. The fit was spot-on, and the engine fired up smoothly on the first try. No special tools needed—just followed the included guide. For home mechanics, the durability and peace of mind are worth the investment."

Purchase Date: November 2024 | Usage Period: 7 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.3%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Diesel Engine Performance Expert

Dr. Alan Foster - Automotive Engineering Consultant
"After analyzing wear data from field-tested piston rings, I can confidently say that Izumi’s high-strength alloy rings outperform standard cast iron and even many aftermarket steel options. Their 65 HRC Pro Model shows less than 0.03mm wear over 1,000 hours—exceptional for continuous-load applications. For commercial fleets or industrial operators, these are a smart long-term investment."

Heavy Equipment Maintenance Specialist

Linda Park - Senior Field Service Engineer
"In my experience with mining and construction equipment, component failure under thermal stress is a major issue. Izumi’s 585°C-rated Pro Model piston rings have demonstrated superior thermal stability in real-world trials. Paired with their ISO and TÜV certifications, they meet the rigorous standards required for mission-critical diesel engines."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Game-Changer for Fleet Maintenance" - Raj Patel (Fleet Manager)

Posted: 2 days ago

"Switched to Izumi rings across our 15-truck fleet. Fuel efficiency improved by 3–5%, and we’ve had zero ring-related failures in 4 months. Technical support helped confirm compatibility—excellent service."

⭐⭐⭐⭐⭐ "Precision Fit, No Guesswork" - Sofia Nguyen (Mechanic)

Posted: 1 week ago

"Used the 6204-31-2200 oil control ring during a rebuild. Fit perfectly, no adjustment needed. Engine oil consumption dropped noticeably. Highly recommend for 4D95 engines."

⭐⭐⭐⭐☆ "Worth the Upgrade" - Derek Wilson (Generator Technician)

Posted: 3 weeks ago

"Slightly pricier than generic rings, but the durability justifies the cost. After 5 months in a high-hour generator, still performing like new. Just wish the Pro Model was more readily available."

🎯 Reviews by Use Case Category

🚚 Commercial Vehicles (32 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Sealing efficiency (94% mentioned)
  • Reduced emissions (88% mentioned)
  • Long service intervals (91% mentioned)

🌾 Agricultural & Farm Equipment (25 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Heat resistance (92% mentioned)
  • Wear durability (89% mentioned)
  • Compatibility with 4D95 engines (100% mentioned)

⚙️ Industrial & Generator Applications (20 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • ISO & TÜV certification (85% mentioned)
  • Smooth idle and power delivery (90% mentioned)
  • Easy installation (80% mentioned)

🛠️ Home Workshop & DIY Repairs (12 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • Pre-gapped design (83% mentioned)
  • Clear technical documentation (75% mentioned)
  • Reliable performance for hobbyists (92% mentioned)

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