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  • D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group
  • D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group
  • D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group
  • D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group
  • D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group
  • D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group
D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group

D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group

$50.00-$199.00/ Piece|1 Piece/Pieces(Min. Order)

Customization:

Customized logo（Min.Order: 1 pieces）
Customized packaging（Min.Order: 1 pieces）
Graphic customization（Min.Order: 1 pieces）
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D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Track Tension & Alignment: Maintains optimal track tension and guides the track system for Caterpillar D9R bulldozers, ensuring stable movement on rugged terrain.
  • Heavy-Duty Load Bearing: Designed to withstand extreme loads and prolonged use in construction, mining, and industrial machinery operations.

Key features

  • 1. Corrosion-Resistant Steel Construction

    • With a corrosion-resistant steel body and protective yellow coating, ensure durability in harsh construction environments. Outperforms standard steel rollers in corrosion resistance* by maintaining structural integrity under prolonged exposure to moisture and debris.

  • 2. Precision-Bearing Design for Smooth Rotation

    • With precision-engineered bearings integrated into the central hub, achieve seamless rotation under heavy loads. Reduces friction by up to 30% compared to non-bearing designs*, extending equipment lifespan and minimizing operational downtime.

  • 3. High-Load Capacity for Heavy-Duty Applications

    • With a Caterpillar-certified load capacity optimized for D9R bulldozers, handle extreme pressures in earthmoving and mining operations. Designed to withstand 20% higher torque than generic idler rollers* for reliable performance in rugged terrain.

  • 4. Customizable Adaptability for Diverse Scenarios

    • Customizable size and material options adapt to diverse machinery needs, ensuring compatibility with Caterpillar equipment specifications. Ideal for continuous operation in mining or construction sites requiring uninterrupted heavy-duty use.

  • 5. Caterpillar-Approved Compatibility

    • Caterpillar-certified design ensures seamless integration with original equipment, meeting stringent OEM quality standards. Backed by a 1-year shelf life guarantee for consistent performance post-storage.

Product details

D9R Bulldozer Front Idler Roller 7T2769 CR4681 Excavator Idler Group

The D9R Bulldozer Front Idler Roller 7T2769 CR4681 is a heavy-duty industrial component designed for Caterpillar machinery. Crafted from high-carbon steel with a corrosion-resistant yellow epoxy coating, it ensures robust performance in demanding environments. Compatible with Caterpillar equipment, this roller supports applications requiring exceptional load capacity, durability, and smooth rotation.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialHigh-carbon steel constructionHeavy machinery, construction, mining
CoatingYellow epoxy powder coatingEnhanced visibility and corrosion protection
Load Capacity10+ tons (customizable)Bulldozer/excavator idler systems
Durability5,000+ hours of wear resistanceHigh-impact, abrasive conditions
Rotation EfficiencyPrecision-engineered bearingsReduced friction in continuous use
CompatibilityCaterpillar D9R bulldozer modelsOEM replacement and maintenance

Customization guide

Adjustable parameters include size/weight for load-specific needs, material composition for corrosion resistance, and coating type for environmental durability. Tailor the roller to meet specialized requirements such as extreme temperatures or chemical exposure.

Get inspired

Whether you’re outfitting a new excavator or upgrading aging machinery, this idler roller combines rugged reliability with customizable performance. With its steel core and smooth-rotation design, it’s engineered to outlast and outperform in even the toughest work environments.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Load Capacity10 tons+15% (11.5 tons)+30% (13 tons)*
Service Life5,000 hours6,000 hours7,000 hours
Rotation EfficiencyStandard bearingsCeramic-reinforcedSelf-lubricating**

Supplier's note

  1. Technical Breakthroughs:

    • Material Innovation: High-carbon steel ensures 20% greater tensile strength than standard alloys.
    • Coating Technology: Yellow epoxy provides 3x longer corrosion resistance than conventional coatings.
    • Bearing Design: Self-lubricating Pro bearings reduce maintenance by 40% compared to industry standards.

  2. Version Selection Guide:

    • Base Model: Ideal for standard construction use cases requiring reliable performance without premium upgrades.
    • Advanced Model: Perfect for mid-tier mining or heavy-duty applications needing extended service life.
    • Pro Model: Designed for extreme environments (e.g., abrasive materials, high-impact loads). Its triple-layer coating and self-lubricating bearings ensure seamless operation in corrosive or dusty conditions.

*Pro Model exceeds Caterpillar’s CR4681 specifications by 25%. **Reduces friction by 30% compared to traditional bearings.

Frequently asked questions

  • Which idler roller model suits Caterpillar bulldozer applications for heavy-duty construction?

  • How do I maintain the frothing nozzle-like components of the excavator idler group?

  • Steel vs. Aluminum: Which material is better for excavator idler rollers in harsh environments?

  • Can I customize the D9R idler roller size or coating for specialized excavator needs?

  • Is the D9R idler roller certified for heavy machinery safety standards?

  • What’s the maximum load capacity of the 7T2769 CR4681 idler roller?

  • How easy is it to install the D9R idler group on existing Caterpillar equipment?

  • Does the 1-year shelf life affect the roller’s performance after storage?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material & ConstructionHeavy machinery, miningCast Iron (Industry), Steel ▲ (Base), Steel + Ceramic Coating ▲▲ (Advanced)Steel offers superior strength; ceramic coating enhances corrosion resistanceCeramic coating increases weight and cost
Load CapacityBulldozers, excavators5 tons (ASTM D648), 7 tons ▲ (Base), 10 tons ▲▲ (Advanced)Supports heavier loads without failure; advanced model handles extreme weightsHigher capacity parts may require stronger mounting structures
Operational NoiseUrban construction zones50 dBA (loud conversation), 45 dBA ▲ (Base), 40 dBA ▲▲ (office background noise)Reduces noise pollution; advanced model is nearly silentQuieter bearings may increase cost
Chemical ResistanceChemical plant machineryASTM D543 (basic), 50+ exposures ▲ (ASTM F739), 100+ ▲▲ (military ASTM E84)Extended lifespan in corrosive environments; advanced resists harsh chemicalsSpecial coatings add to production cost
Mounting DesignQuick assembly needsStandard hubs (ISO 9001), Quick-release ▲ (Base), Customizable ▲▲ (Advanced)Faster installation; customizable hubs adapt to unique machineryCustom parts may have longer lead times
Shelf LifeLong-term storage6 months (Industry), 1 year ▲ (moisture-resistant packaging), 2 years ▲▲ (vacuum)Extended storage without degradation; advanced packaging protects for 2 yearsAdvanced packaging increases unit cost

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