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Are All Tesla fenders aluminum?

Tesla, the pioneering electric vehicle manufacturer, has revolutionized the automotive industry in more ways than one. Among its notable innovations is the extensive use of aluminum in vehicle construction, including hoods, fenders, and doors, which play a crucial role not only aesthetically but also in vehicle performance and safety. But are all Tesla fenders aluminum?

Of course not. The materials used in Tesla Model 3, Y, S, and X differ based on specific components. For Model 3 and Y, the hood, front doors, and rear doors are made of aluminum, while the front fenders, rear fenders, and tailgate are made of iron. Similarly, the Model S features an aluminum hood, front fenders, and doors, but steel is used for the rear fenders and tailgate. Likewise, Model X follows a similar pattern with an aluminum hood, front fenders, and doors, while the rear fenders and tailgate are constructed from steel.

ComponentModel 3Model YModel SModel X
HoodAluminumAluminumAluminumAluminum
Front FendersIronIronAluminumAluminum
Rear FendersIronIronIronIron
Front DoorsAluminumAluminumAluminumAluminum
Rear DoorsAluminumAluminumAluminumAluminum
Trunk LidIronIronIronIron
Material Comparison of Tesla Model 3, Model Y, Model S, and Model X


Original Tesla hoods are all made of aluminum, but aftermarket hoods vary greatly and may not even be aluminum. If you are a Tesla parts trader, it is crucial to pay attention to the true quality of the parts you purchase. For detailed information, you can follow our blog post.

1. Why did Tesla choose aluminum in hoods and doors?

Choosing aluminum for Tesla’s doors and hoods is a strategic decision that aligns with the company’s commitment to innovation, performance, and sustainability. Here are several reasons why aluminum is preferred:

1.1. Weight Reduction

Aluminum is significantly lighter than steel, which is traditionally used in automobile manufacturing. By incorporating aluminum in doors, hoods, and other parts of their vehicles, Tesla can reduce the overall weight of their cars. This reduction in weight directly contributes to increased energy efficiency, allowing for greater range on a single charge, which is a critical factor in electric vehicle performance.

1.2. Enhanced Performance

The lighter weight of aluminum not only improves range but also enhances the vehicle’s acceleration, braking, and handling capabilities. This contributes to the high-performance characteristics that Tesla vehicles are known for.

1.3. Corrosion Resistance

Aluminum naturally resists corrosion better than steel, ensuring that vehicle components like doors and hoods maintain their integrity and appearance over time. This durability is especially beneficial in environments with harsh weather conditions or where road salts are used, contributing to the vehicle’s longevity and reducing maintenance costs.

1.4. Sustainability

Aluminum is highly recyclable, and its recycling process requires only 5% of the energy needed to produce new aluminum, significantly reducing the carbon footprint associated with manufacturing. By utilizing aluminum in their vehicles, Tesla supports a more sustainable production cycle and reinforces their commitment to minimizing environmental impact.

1.5. Safety Improvements

Aluminum absorbs impact energy better than steel, providing an added safety benefit in the event of a collision. The use of aluminum in key structural components can help protect occupants by absorbing and dissipating crash energy more effectively.

Tesla Model 3 Front Rear Fender Passenger Side 1081400E0D 1081400-E0-D
Tesla Steel Fenders

2. The drawbacks of Tesla’s use of aluminum hoods and panels.

While Tesla’s use of aluminum hoods and panels offers numerous advantages, there are also some drawbacks associated with this material choice:

2.1. Higher Manufacturing Costs

Aluminum is generally more expensive to produce and work with compared to traditional steel. The manufacturing processes involved in shaping, forming, and joining aluminum parts can be more complex and require specialized equipment and expertise, leading to higher production costs.

2.2. Repair and Maintenance Challenges

Repairing aluminum components requires specialized knowledge, tools, and techniques. Not all body shops are equipped to handle aluminum repairs, limiting repair options for Tesla owners and potentially increasing repair costs. Additionally, aluminum is more susceptible to damage from dents, scratches, and impacts than steel, which may result in more frequent repairs and maintenance.

2.3. Limited Availability of Replacement Parts

Due to the specialized nature of aluminum components, replacement parts may be less readily available compared to steel parts. This can lead to longer lead times for repairs and increased downtime for vehicles awaiting replacement parts.

2.4. Susceptibility to Corrosion

While aluminum offers excellent corrosion resistance compared to steel, it is not entirely immune to corrosion. Exposure to certain environmental conditions, such as saltwater or road salts, can still cause aluminum components to corrode over time. Proper care and maintenance are essential to mitigate the risk of corrosion and ensure the longevity of aluminum parts.

2.5. Structural Integrity Concerns

Aluminum’s lighter weight and lower density mean that it may not provide the same level of structural integrity and rigidity as steel. While aluminum can be engineered to meet safety standards, there may be concerns about its ability to withstand high-impact collisions and provide adequate protection to vehicle occupants.

Tesla Model 3 Rear Fender Left Quater Panel LH 1073735SCP 1073735-SC-P
Tesla Model 3 Rear Fender Left Quater Panel LH 1073735SCP 1073735-SC-P

3. Where can find this Tesla repair body parts?

As aluminum car parts are difficult to repair, there is a significant demand in the market for new or intact Tesla aluminum parts, especially hoods and fenders. Where can one find these parts?

  1. Authorized Tesla Service Centers. These centers often have direct access to OEM (Original Equipment Manufacturer) parts, ensuring that you get genuine Tesla parts that match the exact specifications and quality standards of the original components.
  2. Specialized Aftermarket Suppliers: Numerous companies specialize in manufacturing aftermarket parts specifically for Tesla vehicles. These suppliers often offer parts that are comparable in quality to OEM parts but at a more competitive price point. However, it’s crucial to vet these suppliers thoroughly to ensure the parts they offer are of high quality and fit your specific Tesla model correctly.
  3. Online Marketplaces: Platforms like eBay, Amazon, and specific automotive parts websites can be good sources for finding both new and used Tesla parts. When shopping online, pay close attention to the seller’s ratings and reviews to avoid purchasing subpar or incorrect parts.
  4. Salvage Yards and Recycled Parts Dealers: For those looking for used or refurbished parts, salvage yards and businesses specializing in recycled auto parts can be valuable resources. These places dismantle totaled or decommissioned Teslas and sell the usable parts. While this option can be more cost-effective, it’s essential to inspect the parts for any damage or wear that could affect their performance.
  5. Tesla Owners’ Forums and Social Media Groups: Networking with other Tesla owners through forums and social media groups can lead to tips on where to find needed parts. Members often share their experiences with different suppliers and might know of specific places offering the best deals on quality parts.
  6. Find some companies in China and many factories that do Tesla parts. For more about that hope this blog below can help you.

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Hi, I'm Lina. Co-founder of ALSETTE.
Nice to meet you.
We focus on manufacturing metal exterior aftermarket parts for Tesla from China.
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