Details

• Brand:

  

• SKU:

  63841-6CA1B

• Positions: Left
• Other Names:

  Fender Liner, Protct Front Fnd L

• Description:

  Protect your engine bay and wheel housing from road debris, water, and corrosion with the Genuine Nissan Front Fender Liner – Driver Side (Part #63841-6CA1B), precision-molded for a perfect OEM fit and long-term durability.

  Front Fender Liner – Driver Side (LH) (63841-6CA1B) – OEM Replacement Part for Nissan

  This Genuine Nissan front fender liner fits the driver-side (LH) front wheel well and forms a critical barrier between the fender and engine compartment. Designed to match Nissan’s factory contours, it prevents road debris, salt, and moisture from entering the engine bay—helping preserve wiring, paint, and metal components.

  Constructed from high-strength, heat-resistant thermoplastic, this liner delivers long-lasting protection while maintaining factory aerodynamics and underbody airflow.

  Specifications

  Part Type: Front Fender Liner / Inner Fender Shield
  Position: Driver Side (LH) – Front Wheel Well
  Material: OEM-grade thermoplastic, impact- and heat-resistant
  Finish: Black textured factory appearance
  Function: Shields engine bay, fender, and body panels from debris, water, and corrosion
  Includes: One (1) left-hand front fender liner

  Compatible Nissan Models

  2018 – 2025 Nissan Altima (L34US)

  Fitment may vary slightly by trim or wheel size. To confirm compatibility for your vehicle, click here

  and enter your VIN using the “Search by VIN #” feature before ordering.

  Key Features

  • Genuine Nissan OEM liner ensures perfect fit and secure mounting

  • Protects inner fender, wiring, and engine bay from dirt and road spray

  • Durable thermoplastic construction resists cracking and warping

  • Maintains factory aerodynamics and under-engine airflow

  • Pre-molded to factory contours for seamless alignment with clips and bolts

  Failing to Replace a Damaged Fender Liner Can Lead To

  • Debris Damage: Rocks or water intrusion into the engine bay

  • Corrosion and Rust: Exposed metal surfaces near the fender edges

  • Increased Cabin Noise: Missing panels allow more road noise

  • Component Wear: Dirt buildup on wiring or suspension components

  Related Components to Inspect or Replace

  • Passenger Side Fender Liner (RH – 63840-6CA1B): Replace both for balanced protection

  • Fender Retainer Clips and Screws: Replace damaged or missing fasteners

  • Under-Engine Splash Shield: Inspect for cracks or missing bolts

  • Wheel Opening Molding: Check for damage along fender arch

  Order with Confidence

  Order the Genuine Nissan Front Fender Liner – Driver Side (63841-6CA1B) to restore full protection and factory fit to your Altima. For verified fitment and warranty-backed quality, visit parts.chapmannissan.com

  .

  Restore Your Nissan with Genuine Accessories

  Maintain your Altima’s appearance and protection with factory-engineered accessories such as splash guards, mud flaps, and wheel moldings—all built for exact fit and long-term reliability.

  Why Buy OEM Nissan Parts from Chapman Nissan

  Every Genuine Nissan body component is designed for perfect alignment, corrosion protection, and longevity. Aftermarket liners often have thinner plastic or poor fit, leading to vibration and premature failure.

  Fast, secure shipping from a certified Nissan dealer
  VIN verification available to ensure accurate fitment
  Trusted nationwide by Nissan owners and professional body shops

  Body & Trim FAQ

  Q: Does this liner include mounting clips or screws?
  A: No, fasteners are sold separately but recommended for a complete installation.

  Q: Is this part for the front or rear?
  A: This is for the front driver-side wheel well.

  Q: What material is it made of?
  A: OEM-grade molded thermoplastic designed to withstand heat, moisture, and impact.

  Without alloy wheels.

• Condition: New
• Replaces:

  638416ca0a, 638416ca1a

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