VOLVO 118100681 14520824 VR932900 VOE14532419 EC290LC EC290BLC Track Sprocket Wheel Assembly / OEM and ODM Undercarriage Parts Source Manufacturer / CQC TRACK

VOLVO 118100681 / 14520824 / VR932900 / VOE14532419 Track Final Drive Sprocket Wheel Assembly for EC290LC / EC290BLC Heavy-Duty Excavators

OEM & ODM Quality Crawler Excavator Undercarriage Parts — Source Manufacturer & Factory Based in China

Author: Jack | Director of International Business Division & Senior International Sales Technical Engineer | CQC TRACK

Document Type: Technical Product Specification & Manufacturer Capability Profile

Target Audience: Construction Equipment Distributors & Mining Operators | South America | Africa | Europe & North America | Russia | South Korea | Australia

Executive Summary

The VOLVO 118100681 / 14520824 / VR932900 / VOE14532419 Track Final Drive Sprocket Wheel Assembly is a precision-engineered heavy-duty drive component specifically designed and manufactured for the VOLVO EC290LC, EC290BLC, and EC290C series hydraulic excavators, representing the 28- to 30-ton class machine segment. As the primary power transmission interface between the travel motor and the track chain, the drive sprocket converts hydraulic power into tractive force, enabling machine mobility across the most demanding mining, quarrying, and heavy construction terrain. Each sprocket assembly is manufactured under the CQC TRACK quality assurance framework at our production facility in Quanzhou, Fujian Province, China, delivering OEM-equivalent or superior performance with factory-direct commercial benefits.

This technical document provides comprehensive specifications, manufacturing capabilities, OEM & ODM customization options, and global supply chain information supporting procurement decisions for Volvo excavator undercarriage components. The content is structured to meet indexing and retrieval requirements of global search engines and international B2B procurement platforms. CQC TRACK cooperates with multiple well-known domestic OEM and ODM enterprises, providing a variety of product customization services and supplying high-quality accessories to more than 30 countries and regions worldwide.

1. Host Machine Application: VOLVO EC290LC / EC290BLC / EC290C Series Heavy-Duty Crawler Excavators

1.1 Machine Specifications and Undercarriage Demands

The VOLVO EC290 series encompasses several model variants — including the EC290LC, EC290BLC, EC290C, and EC290C LR — all of which utilize the 118100681, 14520824, VR932900, and VOE14532419 drive sprocket assemblies. The EC290BLC represents the 28- to 30-ton class crawler excavator engineered for heavy construction, quarrying, and mining support applications. The EC290B LC is manufactured from 2002 to 2007 with a weight of 28.6 t and features a track width of 600 mm, a transport length of 10.48 m, a transport width of 3.19 m, and a transport height of 3.03 m.

Key operational parameters for the EC290 series include:

• Operating Weight: 28,200 – 29,900 kg (62,180 – 65,930 lb)
• Engine Power: 143 kW (EC290BLC) to 153 kW (205 hp) gross (EC290B LC)
• Bucket Capacity: 1.7 m³ (standard)
• Tear-out Force: 167.2 kN
• Max Dredging Depth: 6.69 m
• Track Shoe Width: 600 mm (standard configuration)
• Undercarriage Type: Long (LC)

The EC290B LC features a robust X-shaped undercarriage frame built from high-strength tensile steel, designed for long life durability in demanding applications that require strength and durability. These machines offer high lifting, breakout and tearout forces, placing substantial demands on the undercarriage drive system. The sprocket must reliably transmit up to 143-153 kW of engine power through the final drive to the track chain, generating substantial torque loads at the sprocket-to-bushing interface.

1.2 Undercarriage Configuration and Sprocket Compatibility

The EC290 series features a heavy-duty tracked undercarriage system with the track group comprising 50 links per side. According to available market listings, a complete Volvo EC290 undercarriage system includes: Track link assemblies (50 links × 2), track shoes (600 mm × 100), track rollers (18), top rollers (4), sprockets (2), idlers with brackets (2), sprocket bolts (32), track nuts (400), and track roller bolts (72).

The 118100681 / 14520824 / VR932900 / VOE14532419 drive sprocket is a precision-engineered drive wheel that engages directly with the track chain bushings. The sprocket transfers drive loads from the travel motor to the track via bushings, and its durability is designed to equal at least one side of the bushing wear life. The VR932900 reference is believed to be a supplier-level or product family manufacturing identifier.

The VOE14532419 reference provides an exact fitment based on the corresponding OE part number, manufactured to meet OE specifications and tolerances with all manufacturer required seals, bearings, and sensors installed as standard. The part is listed with a weight of approximately 151 kg. Multiple part number references — 118100681, 14520824, VR932900, and VOE14532419 — correspond to the same component with variations in Volvo’s part numbering system over different production periods and market regions. All four numbers reference the same replacement sprocket assembly for the EC290 series.

2. Technical Specifications: VOLVO 118100681 / 14520824 / VR932900 / VOE14532419 Track Final Drive Sprocket Wheel Assembly

2.1 Product Identification and Cross-Reference

2.2 Material and Metallurgical Specifications

The VOLVO drive sprocket is manufactured using premium-grade alloy steel selected for optimal wear resistance, impact toughness, and torque-bearing capacity under the extreme cyclical loading characteristic of 30-ton class excavator operations.

Sprocket Wheel Material Properties:
The sprocket wheel is manufactured from 40Mn, 50Mn, or 40SiMnTi alloy steel, materials specifically selected for their excellent hardenability and wear resistance characteristics. The closed-die forging process produces a refined grain structure with optimal internal material fiber flow distribution, significantly enhancing the component’s load-bearing capacity and resistance to tooth fatigue and breakage. Forged sprockets deliver superior metallurgical integrity compared to cast alternatives, with refined grain structure and optimal fiber flow distribution that enhances fatigue resistance and tooth strength. The sprocket is positioned on the machine’s drive gear and serves the function of driving the chain, bearing the full drive torque output.

2.3 Heat Treatment Protocol

The heat treatment regimen represents a critical differentiator in sprocket performance and service longevity. CQC TRACK employs a multi-stage thermal processing sequence optimized for heavy-duty drive sprocket applications:

The heat treatment area of quality-manufactured sprockets is significantly deeper than standard aftermarket alternatives, a critical quality differentiator that directly impacts wear life and component longevity.

Tooth Surface Hardness: HRC 48 – 58
Quench Depth: >7 mm (tooth wear surface)

The combination of through-hardening and induction surface treatment creates an optimal hardness gradient: a wear-resistant outer tooth surface capable of withstanding continuous abrasive contact with track chain bushings, transitioning to a tougher, more ductile core that absorbs impact energy and resists crack propagation under heavy torque loading conditions.

2.4 Precision Tooth Profile Design

The sprocket tooth profile is engineered using advanced digital modeling to optimize meshing stability and reduce vibration and impact during track chain engagement. Key design features include:

• Optimized Tooth Geometry: Tooth profile designed for smooth, consistent engagement with compatible pitch track chain bushings, minimizing vibration and wear
• Chamfered Tooth Roots and Tips: Reduces stress concentration points, effectively extending overall sprocket service life
• CNC Precision Machining: Critical mounting and interface surfaces machined to exact dimensional tolerances ensuring perfect fit with the travel motor output flange
• 100% Dimensional Inspection: Each sprocket undergoes rigorous quality verification using calibrated measurement equipment before shipment

2.5 Dimensional and Performance Characteristics

3. Manufacturing Excellence: CQC TRACK Production Capabilities

3.1 Company Profile

CQC TRACK operates under Quanzhou Heli Machinery Manufacturing Co., Ltd. , a specialized manufacturer of crawler undercarriage components for heavy equipment applications established in 2005. Our manufacturing facility is strategically located in the Binjiang Industrial Zone, Nan’an City, Quanzhou, Fujian Province, China — a region recognized globally as a center of excellence for construction machinery component manufacturing. With a workforce exceeding 200 employees, a facility spanning more than 60 mu, and a machinery fleet comprising more than 200 CNC machine tools, casting, forging, and heat treatment equipment, CQC TRACK offers a vertically integrated production chain from raw material to finished assembly.

CQC TRACK is a leading heavy-duty undercarriage parts manufacturer based in Quanzhou, China, specializing in high-performance crawler undercarriage components for excavators, bulldozers, and drilling rigs operating in the toughest environments. Our product portfolio covers undercarriage parts for excavators ranging from 1.5 to 300 tons, positioning us as one of the most comprehensively capable manufacturers within the Quanzhou Engineering Parts Undercarriage Production Base. We cooperate with multiple well-known domestic OEM and ODM enterprises, providing a variety of product customization services and supplying high-quality accessories to more than 30 countries and regions worldwide.

Our commitment to quality is validated through a dual-layer certification framework:

• ISO 9001:2008 Quality Management System Certification — Comprehensive quality assurance covering supplier audit, incoming material verification, process control, and final inspection protocols
• China Quality Certification (CQC) Product Certifications — Independent third-party verification of product conformity to applicable standards
• Forged Alloy Steel Construction — All products feature hardened pins, bushings, and rollers (55+ HRC) for maximum wear resistance

3.2 Manufacturing Infrastructure

Our production facility integrates advanced manufacturing technologies across all stages of sprocket fabrication:

The manufacturing process for each VOLVO drive sprocket assembly follows a rigorously controlled sequence:

Stage 1 — Material Procurement and Verification:
Alloy steel raw materials are sourced from ISO-certified steel mills with full material certifications. Incoming material undergoes chemical composition analysis and microstructure verification prior to release for production, ensuring that only specification-compliant steel enters the manufacturing stream.

Stage 2 — Precision Forming:
Sprocket wheel blanks are produced via precision investment casting or closed-die forging. The sprockets are first molded or forged and subsequently processed, receiving their specialized heat treatment. Forged sprockets deliver superior metallurgical integrity compared to cast alternatives, with refined grain structure and optimal fiber flow distribution that enhances fatigue resistance and tooth strength.

Stage 3 — Heat Treatment:
Components receive the prescribed quenching and tempering cycles, followed by medium-frequency induction surface hardening of the tooth profile. The heat treatment area is engineered to achieve a deep, uniform hardness profile. Process parameters are digitally controlled and recorded for each production batch, ensuring consistent metallurgical properties.

Stage 4 — Precision CNC Machining:
Post-heat-treatment, components undergo multi-stage CNC machining operations to achieve exact dimensional tolerances. Critical mounting surfaces, including the bolt hole pattern and hub interface, are machined to micron-level precision to ensure proper fit with the travel motor output flange.

Stage 5 — Quality Verification:
Each completed sprocket undergoes 100% dimensional inspection using calibrated measurement equipment. Sample testing includes hardness verification across multiple tooth locations, magnetic particle inspection for surface and near-surface defects, and bolt-hole pattern verification.

3.3 Quality Assurance Framework

CQC TRACK’s quality assurance system delivers verifiable reliability benefits:

Extended Service Life: CQC TRACK products deliver 30% longer lifespan than standard aftermarket components, substantiated through optimized heat treatment and precision forging.

Eco-Conscious Production: Sustainable manufacturing with ISO 9001-certified quality control.

4. OEM & ODM Customization Capabilities

4.1 Private Label and Brand Customization

CQC TRACK offers comprehensive OEM and private label manufacturing services tailored to international distributors, equipment dealers, and fleet operators. Our customization capabilities include:

Our OEM and custom manufacturing capabilities enable us to work from drawings or samples, engineering tailor-made undercarriage parts to exact customer specifications. This OEM & ODM service model enables distributors to market high-quality undercarriage components under their own brand identity while leveraging CQC TRACK’s manufacturing expertise and quality assurance infrastructure.

4.2 Technical Customization and Specialized Applications

For specialized applications beyond standard configurations, our engineering team provides custom services:

• Dimensional Modifications: Custom sprocket diameter, tooth count, or bolt pattern configuration for non-standard undercarriage systems
• Material Upgrades: Enhanced alloy specifications for extreme operating conditions (abrasive mining, high-temperature, arctic operations)
• Surface Treatment Enhancements: Heavy-duty nitriding or specialized coating for extended wear life in highly abrasive conditions
• Reverse Engineering Support: Component reproduction for discontinued or obsolete VOLVO excavator models requiring accurate dimensional data

4.3 Complete Undercarriage System Solutions

Beyond individual drive sprocket assemblies, CQC TRACK provides comprehensive undercarriage system solutions for the VOLVO EC290 series and compatible equipment platforms. Our full undercarriage range includes track chains, idlers, sprockets, rollers, and track shoes for Komatsu, Caterpillar, Hitachi, Liebherr, and more.

For VOLVO EC290LC and EC290BLC machines, available undercarriage components include:

• Track Chain Assemblies — 50-link configurations with SALT (Sealed and Lubricated Track) technology
• Track Rollers (Bottom Rollers) — Single-flange and double-flange configurations
• Carrier Rollers (Top Rollers) — Upper track support components
• Front Idler Assemblies — Tension and alignment assemblies
• Track Shoe Assemblies — 600 mm standard and custom width options
• Bolt and Nut Kits — Alloy steel with special heat treatment per OEM specifications

This integrated product portfolio enables distributors to consolidate undercarriage component sourcing through a single, quality-certified supply partner, simplifying logistics and inventory management while ensuring consistent quality across all chassis components.

5. Global Market Applicability and Regional Support

5.1 Industry Context: The Heavy Equipment Undercarriage Parts Market

The global heavy equipment undercarriage parts market continues to demonstrate robust growth, reflecting sustained demand for tracked machinery across construction, mining, and infrastructure development sectors. The market was valued at USD 792.63 million in 2025 and is projected to reach USD 1,128.63 million by 2032, representing a compound annual growth rate (CAGR) of 5.17%. The broader undercarriage component market is estimated at USD 6,912 million by 2032 with a CAGR of 6.3%.

Key market trends directly relevant to undercarriage component procurement include:

• 89% cost variation between OEM and aftermarket suppliers globally, making certified aftermarket sourcing a critical procurement strategy
• Demand for durable undercarriage parts with extended service intervals and reduced total cost of ownership (TCO)
• Growth in aftermarket replacement as equipment fleets age globally
• Strategic inventory management reducing downtime by 28% for fleets with 10+ machines
• Preference for suppliers with demonstrated quality consistency, certification, and technical support

5.2 Regional Market Considerations

CQC TRACK’s VOLVO drive sprocket assembly is engineered for diverse operational requirements across all major global regions:

South America:
Construction and mining operations in Brazil, Chile, Peru, and Colombia operate VOLVO excavators in high-altitude, abrasive environments. The induction-hardened tooth profile (HRC 48–58) with >7mm quench depth delivers extended wear life. Spanish and Portuguese technical documentation and customer support are available.

Africa:
From South African mining to West and East African infrastructure projects, undercarriage components face extreme abrasion and high ambient temperatures. The deep heat treatment penetration provides wear resistance for extended service intervals in dusty, abrasive operating conditions. Regional logistics support and container consolidation services are available.

Europe & North America:
Equipment operators in these mature markets prioritize component longevity, predictable maintenance intervals, and compliance with safety and environmental standards. Our ISO 9001:2008 certified manufacturing processes and CQC product certification provide documented quality assurance. Undercarriage components show the highest price volatility among Volvo construction equipment parts, with costs varying significantly between suppliers globally, making certified factory-direct sourcing particularly advantageous. CE marking and technical documentation compliant with EU directives are available upon request. CQC TRACK delivers fast shipping to North America, Europe, Africa, and Southeast Asia with reliable logistics partners.

Russia & CIS:
Cold-weather operations present unique challenges for undercarriage components, including low-temperature material embrittlement. The forged 40Mn/50Mn alloy construction with optimized heat treatment maintains structural integrity and wear resistance in sub-zero conditions. Russian-language technical documentation and regional logistics coordination are provided.

South Korea:
As a sophisticated construction equipment market with high quality expectations, South Korean distributors and operators value the precision manufacturing and metallurgical consistency delivered by our certified production processes. Technical specifications aligned with Korean industry standards are available.

Australia:
Mining operations across Australia subject undercarriage components to some of the world’s most abrasive conditions. As Australia’s leading excavator specific spare parts supplier, the aftermarket demand for quality replacement sprockets is substantial. The combination of forged alloy steel construction, induction-hardened tooth profiles, and CNC-machined mounting surfaces delivers the wear resistance required for extended service life in Australian mining applications.

5.3 Global Logistics and Supply Chain

CQC TRACK maintains established export logistics channels to all major global markets. Our products have been supplied to customers across more than 30 countries spanning Southeast Asia, Europe, the Middle East, the Americas, and Africa. Global sourcing networks can cut procurement costs by 23% while maintaining OEM specifications.

6. Warranty and Technical Support

6.1 Warranty Coverage

All VOLVO drive sprocket assemblies supplied by CQC TRACK are covered by a comprehensive warranty against manufacturing defects in materials and workmanship. Standard warranty terms provide 12-month coverage from the date of installation, consistent with industry-standard OEM aftermarket warranty practices. Coverage applies under normal operating conditions and proper installation procedures.

6.2 Technical Support Resources

Our international sales and technical support team provides comprehensive assistance:

• Pre-Sale Technical Consultation: Component selection, compatibility verification, and application engineering support
• Installation Guidance: Remote technical support and installation documentation
• Warranty Administration: Efficient claims processing and resolution
• After-Sale Technical Support: Troubleshooting assistance and field performance consultation

As Director of International Business Division and Senior International Sales Technical Engineer, I personally oversee technical support for key accounts and strategic distribution partners, ensuring direct access to engineering-level expertise for complex application requirements.

6.3 Documentation Package

Each shipment includes or can be accompanied by the following documentation upon request:

• Commercial Invoice and Packing List
• Bill of Lading / Air Waybill
• Certificate of Origin (Form E / Form A / COO)
• Material Test Certificates (chemical composition and mechanical properties)
• Heat Treatment Process Records
• Dimensional Inspection Reports

7. Procurement and Contact Information

7.1 How to Order

Distributors, mining operators, and equipment dealers interested in the VOLVO 118100681 / 14520824 / VR932900 / VOE14532419 Track Final Drive Sprocket Wheel Assembly or related undercarriage components are invited to contact our International Business Division for:

• Current pricing and availability
• Volume discount schedules
• Sample orders for quality evaluation
• OEM & ODM customization and private label inquiries
• Complete undercarriage system quotations for VOLVO EC290LC / EC290BLC

7.2 Contact

Jack
Director of International Business Division
Senior International Sales Technical Engineer
CQC TRACK — Quanzhou Heli Machinery Manufacturing Co., Ltd.

Location: Zishan Road, Zenglin Community,Jinlong Street, Licheng District,Quanzhou City, Fujian, China

Email: cqc@cqctrack.com ; j_sales@cqctrack.com；h_sales@cqctrack.com
WhatsApp:+8613906095209
Website:www.cqctrack.com

7.3 Business Hours

Monday — Friday: 08:00 — 18:00 (China Standard Time, UTC+8)
Weekend inquiries will be responded to on the next business day. Urgent technical support is available via WhatsApp for existing distribution partners.

8. Conclusion

The VOLVO 118100681 / 14520824 / VR932900 / VOE14532419 Track Final Drive Sprocket Wheel Assembly represents a strategic component solution for heavy equipment operators and distributors seeking OEM-quality undercarriage drive performance with the commercial advantages of factory-direct sourcing. Manufactured under ISO 9001:2008 certified processes with CQC product verification, each sprocket assembly delivers the metallurgical integrity, precision engineering, and durability required for the demanding torque loads and abrasive conditions encountered by VOLVO EC290LC, EC290BLC, EC290C, and EC290C LR series excavators across construction, quarrying, and mining applications.

CQC TRACK’s vertically integrated manufacturing capabilities — spanning precision forging, multi-stage heat treatment with deep case hardening, CNC machining, and 100% quality verification — combined with comprehensive OEM & ODM customization options and established global logistics infrastructure, position us as a reliable long-term supply partner for undercarriage component requirements across South America, Africa, Europe, North America, Russia, South Korea, Australia, and beyond. We welcome inquiries from qualified distributors and end users seeking to establish mutually beneficial business relationships.

This technical document is prepared in accordance with industry-standard specifications and is intended for professional procurement and engineering reference. All specifications are subject to continuous improvement and may be updated without prior notice. Contact our International Business Division for the most current technical data and pricing information.