Cadillac Escalade Alternator 2011 2012 2013 2014 Replaces 25877026

Product Overview

This high-output 160A Alternator is a premium replacement specifically engineered for the Cadillac Escalade (2011–2014). Built to handle the heavy electrical loads of luxury SUVs, it provides the reliability needed for advanced safety systems, entertainment screens, and multi-zone climate control.

Part Numbers: Direct replacement for OE 25877026, as well as 15857608 and 15905871.

Vehicle Application: Precisely matched for the Cadillac Escalade, ESV, and EXT (2011–2014) with the 6.2L V8 engine. It also fits Chevrolet Tahoe, Suburban, and GMC Yukon models from the same era.

Core Technology: Features 100% high-purity copper windings for maximum conductivity and superior thermal resistance, ensuring a long service life in high-heat engine bays.

Technical Specifications

Electrical Power: Delivers a powerful 160 Amp charging current at 12V, optimized for vehicles with "KW1" high-output electrical requirements.

Mechanical Configuration: Features Clockwise (CW) rotation with an Internal Fan (IF) and Internal Regulator (IR) for a compact, direct "bolt-on" installation.

Pulley Design: Equipped with a 6-groove serpentine pulley to ensure consistent belt tension and quiet operation.

Build Quality: Substantial 19.80 lb heavy-duty construction designed to withstand the vibration of high-displacement V8 engines.

Key Performance Features

High Efficiency: Designed to be fuel-efficient with low energy consumption, reducing mechanical drag on the engine.

Mute-Level Operation: Precision balancing and advanced internal cooling lead to exceptionally low noise levels, maintaining the refined driving experience Cadillac owners expect.

Reliable Charging: Maintains stable voltage across all RPM ranges to protect sensitive onboard computers and prolong battery life.

OE Numbers

Bentley Alternator Specifications

Bentley Alternator Detailed Applications

Wholesale & Manufacturing Advantages

Certified Quality: Manufactured in facilities holding IATF 16949, ISO 9001, and ISO 14001 certifications, meeting Tier-1 global quality benchmarks.

Scalable Supply: With an annual capacity of 3 million sets, we offer a stable supply chain for high-volume distributors and international importers.

Customization (OEM/ODM): Full support for custom branding, specialized packaging, and material upgrades to match your specific market needs.

Service Commitment: Backed by a 12-month warranty and flexible lead times ranging from 7 to 60 days.

Logistics & Order Summary

Minimum Order (MOQ): 100 Units

Dimensions: 9.6 x 8.1 x 8.0 inches

Packaging: Brand, Neutral, or Fully Customized Packaging.

Alternator Supplier | High-Output, OE-Standard Production for Bulk Buyers

Elecdura Alternator Certification

Elecdura alternators are manufactured in full compliance with leading international standards, enabling seamless market entry worldwide. We hold key certifications, including CE for product safety in the European market, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety. These demonstrate our commitment to reliable performance, sustainable production, and high workplace standards.If your target market requires specific local approvals, our dedicated team will proactively coordinate the certification process to obtain all necessary documentation, ensuring your supply chain remains efficient and fully compliant. We are here to support your regulatory needs.

ISO14001

ISO45001

CE

Elecdura Alternator Factory

The factory is equipped with advanced machinery to ensure consistent quality and high production efficiency throughout the alternator manufacturing process. Its modern facilities enable both large-scale production and adherence to stringent quality control standards.

Bulk Quantity of Alternator Rotors High-volume production of core rotating components, ready for final assembly.

Finished Alternators in Bulk Order Quantities Complete alternator units prepared for large-volume export and timely delivery.

OEMODM Alternator Showcase for Branding Explore customized solutions and branding opportunities for your market.

Industrial Alternator Assembly Line Witness precision manufacturing and efficient production capacity for reliable alternator supply.

Alternator Sample Display for Quality Inspection Evaluate product finish, craftsmanship, and key specifications firsthand.

Stator Assemblies Produced at Scale Consistent quality in bulk stator production, ensuring stable alternator performance.

Cadillac Alternator Quality Inspection Process

Development Experiment

Incoming Inspection

Field Inspection

Outgoing Inspection

Establish strict inspection system and process for each process from development, experiment and shipment of finished product.

The development, production and test of each starter must pass 30 kinds of test.

Before shipment, 100% check of the appearance, size and nut to prevent any defects from leaking out

Cadillac Alternator Supplier Strong Export Capability and Stable Supply

Elecdura ensures large-scale, stable supply of alternators to global markets. Each pallet and carton is meticulously packaged to export standards for secure transport. Leveraging years of export expertise and consistent demand from long-term clients, we provide reliable delivery assurance and supply chain continuity for bulk orders.

Cadillac Alternator Supplier Partnership Market Success

Elecdura collaborates with leading distributors and brands worldwide — helping our partners dominate their local aftermarket. Through professional sourcing, customized product development, and close market research, we've supported clients in becoming the Top 1 aftermarket suppliers in South America(in some categories). Our integrated marketing and supply capabilities make us more than a factory — we're your strategic growth partner.

Successful client collaboration showcased at trade fair booth

Distributor partnership meeting for aftermarket product planning

Elecdura with international buyer in Brazil Exhibition

Elecdura assisting South American client in aftermarket development

Elecdura team and partners at international auto parts exhibition

Warehouse of Elecdura global partner displaying stocked

Cadillac Escalade Alternator 2011 2012 2013 2014 Replaces

Q1: This alternator claims to replace part number 25877026. Is it fully compatible with all 2011-2014 Cadillac Escalade variants (including different wheelbases, drivetrains, and engines)?

A: Part number 25877026 is a GM OEM part number designated for specific Escalade configurations. During the 2011-2014 period, the Escalade was primarily offered in standard (ESV) and long-wheelbase (ESV Platinum) variants, all equipped with the 6.2L V8 engine (L9H). This part number is typically applicable to these models. However, to guarantee a 100% precise fit, especially considering potential variations in electrical load packages (e.g., rear-seat entertainment, premium audio), the most reliable method is to provide the vehicle's VIN for verification or directly cross-reference the label from the removed original alternator.

Q2: The product description says "Replaces 25877026." What does this specifically mean? Is it a Genuine GM part, a remanufactured unit, or a new aftermarket part?

A: "Replaces [OEM Part Number]" is a common aftermarket description indicating the product is a functional, physical, and specification-compatible replacement for the listed OEM part. It is not necessarily a brand new genuine GM part. It is most likely a high-quality remanufactured unit or a new aftermarket part built to OE specifications by the original supplier (e.g., ACDelco, Bosch). Buyers need to carefully review the product details or inquire with the seller to clarify its brand, manufacturer, and condition (new/remanufactured).

Q3: For a luxury vehicle like the 2011-2014 Escalade with complex electronics, is programming or software adaptation required after replacing the alternator?

A: Yes, this is a critical step. The Escalade of these model years utilizes an intelligent charging system where the alternator communicates with the Engine Control Module (ECM) via a LIN-bus. After installing a new/replacement alternator, it is mandatory to use a professional diagnostic tool (such as GM's GDS2 / MDI or a compatible high-end scanner) to perform a "Generator Reset/Programming" or "Battery Current Sensor Reset" procedure. This informs the vehicle's computer of the new component, ensuring the precise operation of the charging management system and preventing fault codes (e.g., P0622) or erratic charging. This is a necessary procedure to ensure stable power supply for the vehicle's numerous electronic features.

Q4: Does the product include all necessary hardware for installation? For example, are mounting bolts, the pulley, and the drive belt included?

A: Typically, the product includes the alternator assembly core only. All installation accessories, including mounting bolts, brackets (if applicable), the pulley, and the accessory drive belt (serpentine belt), must be reused from the vehicle's original parts in good condition. As a best practice, it is highly recommended to inspect and consider replacing the old drive belt and tensioner during the alternator installation, as an aged belt can slip and compromise the performance and lifespan of the new unit.

Q5: For parts intended for high-end vehicles like Cadillac, what is special about the warranty policy? Is reliable technical support provided?

A: High-quality alternators for luxury vehicles, whether remanufactured or new aftermarket, should typically offer longer warranty periods (e.g., 24 to 36 months unlimited mileage) to align with the high reliability expectations of owners. Buyers should confirm that the warranty is provided by a reputable brand or large distributor and understand the detailed claims process (e.g., whether an "advance exchange" is supported to minimize vehicle downtime). Furthermore, whether the supplier has the capability to offer professional technical consultation regarding programming procedures or compatibility issues is a key indicator of their service level. Be sure to request and read the formal warranty terms before purchasing.