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C-ATerpillar 3126 Series Fuel Injector 20R-0758

The 20R-0758 fuel injector is a high-precision, OEM-compatible replacement component exclusively engineered for C-ATerpillar 3126 diesel engines, specifically 3126B and 3126E variants, adhering to strict C-AT OEM specifiC-ATions and ISO certified standards. It is fully compatible with C-AT 3126-powered equipment, including excavators, loaders, trucks, and other industrial machinery, delivering exceptional performance, seamless fitment, and comprehensive after-sales support. Below is a detailed breakdown across 6 tables, each paired with product-specific descriptions, focusing on physical appearance, volume, and after-sales service, with cross-reference/generic numbers clearly presented in a dediC-ATed table. All content is detailed, product-focused, and fully in English.

1. Basic Product Information

This table outlines the core identity, compatibility, and quality standards of the 20R-0758 fuel injector, a critical replacement component specifically engineered for C-ATerpillar 3126 diesel engines, with a primary focus on 3126B and 3126E variants[14]. Available in brand new, remanufactured, or premium aftermarket variants from trusted manufacturers like Bulldog Diesel, YearnParts, and Dtis Fuel System[1][7][12][13], it adheres to strict OEM specifiC-ATions and ISO standards[5][19], guaranteeing seamless fitment and consistent performance with the original C-AT 3126 engine components and its fuel injection system[1][19]. As a common rail diesel fuel injector tailored to the 3126B/3126E engine’s design, it delivers precise fuel atomization and metering, enhancing engine power, fuel economy, and emission control[1][19], while avoiding power and fuel efficiency losses associated with low-quality alternatives. Constructed from high-speed steel with precision internal components[1][12][19], it is built to withstand the harsh operating conditions of C-AT 3126-powered equipment, including excavators, loaders, and trucks[14], ensuring durability and reliability in construction, transportation, and industrial environments. Every 20R-0758 unit undergoes rigorous pre-shipment testing[19], with remanufactured variants featuring reconditioned components and new parts[7][18], eliminating defects right out of the box and ensuring it is ready for direct installation. With in-stock availability (including 12 units for premium remanufactured variants[2][7][10]) and stable supply capacity[5], it minimizes unplanned downtime for critical C-AT 3126 equipment, making it a trusted choice for maintenance teams and parts suppliers worldwide.

2. Physical Dimensions & Volume (Focus on Appearance)

The 20R-0758 injector features a rugged, compact physical design specifically optimized for the tight engine compartments of C-AT 3126B/3126E-powered equipment—from excavators and loaders to trucks—balancing durability with space efficiency and adhering to original OEM size specifiC-ATions[1][12][14][15]. Its solid high-speed steel profile[1][12][19] withstands severe vibration, high operating pressure, and mechanical stress during heavy-duty operation, critical for equipment used in harsh construction, transportation, and industrial environments. The semi-matte black body is coated with a specialized anti-corrosion and anti-carbon layer, preventing fuel residue buildup and damage from dust, moisture, and chemicals commonly encountered in field operations. The polished metal nozzle tip is precision-machined to match C-AT 3126 atomization requirements, maintaining dimensional precision and resisting clogging, ensuring consistent fuel delivery under high pressure and improved combustion efficiency[1][19]. With a net weight ranging from 2.5 kg (5.51 lbs) to 2.75 kg (6.06 lbs)[1][12][15], it balances robustness and ease of handling, making it convenient for professional maintenance teams to install and replace. The weather-resistant connector bracket ensures reliable performance in wet and dusty environments, while precision-machined threads enable quick, secure mounting. Its streamlined design and compact profile (13.39 inches in length, 7.87 inches in width, 4.72 inches in height) make it ideal for the narrow engine bays of C-AT 3126-powered equipment. The flexible packaging configuration (neutral[1][5][19], original[13], or bulk options) optimizes global shipping and inventory management, with each unit equipped with a nozzle protective cover cap to protect critical components during transit, and package dimensions designed to align with global shipping standards[1][12][15][19].

3. Cross Reference & Generic Numbers

This table provides comprehensive cross-reference and generic number data for the 20R-0758 injector, a critical resource for global parts identifiC-ATion, ordering, and replacement, adhering to industry aftermarket cross-reference standards. The original part number, 20R-0758, directly corresponds to C-ATerpillar’s original equipment numbers (20R0758) and is fully interchangeable with a range of widely recognized generic numbers, including 174-7526, 174-7528, 232-1173, and their unhyphenated variants[2][7][10][19]. These generic numbers are commonly used in the global aftermarket, as all belong to the same fuel injector group for C-AT 3126 engines (3126B, 3126E), simplifying replacement sourcing for parts suppliers and field technicians. The 20R-0758 injector features a common rail diesel design, controlled by the ECU via a solenoid valve, engineered to deliver optimal atomization required for C-AT 3126B/3126E fuel systems[1][19], ensuring efficient combustion, enhanced engine power, fuel economy, and emission control. Full interchangeability across compatible injector models and engines reduces inventory complexity and ensures flexible maintenance solutions for C-AT equipment operators, making it easier to source compatible parts in urgent situations. This cross-reference data ensures that users can accurately identify and order the correct injector, minimizing downtime for critical 3126-powered equipment, and aligns with the cross-reference standards of trusted global diesel parts suppliers.

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