Introduction
The Mercedes AMG G-63 Front LH & RH Wheel Thread Mudguard Widening Gloss Gray OEM A4638805503 A4638805603 and the Mercedes AMG G-63 Spare Wheel Cover Olive Green OEM A4638981700 are not just replacement parts—they represent the heart of what makes Mercedes-Benz’s luxury SUV iconic.
For G-Wagon enthusiasts and owners who demand peak performance, rugged durability, and impeccable style, choosing genuine, brand new OEM factory parts is non-negotiable.
However, many drivers don’t realize that cutting corners with parts quality can impact everything from resale value to everyday exhilaration behind the wheel.
In this guide, we break down why authentic Mercedes-AMG G-63 components matter, especially for sought-after upgrades like mudguard widening and the signature olive green spare wheel cover.
Why OEM Parts Matter for Mercedes AMG G-63
When you drive a Mercedes AMG G-63, you own a pinnacle of German engineering. Every component, like the Mercedes AMG G-63 Front LH & RH Wheel Thread Mudguard Widening Gloss Gray OEM A4638805503 A4638805603, is precisely engineered for your vehicle.
Moreover, OEM parts guarantee a factory-fit, which means your car looks, feels, and performs exactly how Mercedes intended.
Thus, when you install the Mercedes AMG G-63 Spare Wheel Cover Olive Green OEM A4638981700, you restore your G-63’s signature rugged elegance.
In contrast, settling for inferior aftermarket alternatives may risk your vehicle’s famed integrity and might even void your manufacturer’s warranty.
Furthermore, OEM parts preserve your investment, ensuring premium resale value and ongoing safety.
Key OEM Parts Categories and Specifications
The Mercedes G-63’s factory parts set the bar high for durability and precision.
For example, components such as the Mercedes AMG G-63 Front LH & RH Wheel Thread Mudguard Widening Gloss Gray OEM A4638805503 A4638805603 are sourced directly from Mercedes’ assembly line.
Consequently, these mudguards not only enhance aesthetic appeal but also serve critical functions:
- Protect bodywork and undercarriage from debris, stones, and road grime.
- Feature the perfect gloss gray finish that matches AMG G-63 factory color codes.
- Boast advanced thermoplastic construction for robust, impact-resistant durability.
- Fitment tailored for left-hand (LH) and right-hand (RH) application—ensuring balanced style and practicality.
- Engineered for direct replacement with zero modification required.
Meanwhile, the Mercedes AMG G-63 Spare Wheel Cover Olive Green OEM A4638981700 makes a bold statement on-road, providing genuine protection that stands up to the elements.
This sought-after part features:
- OEM-quality construction for exact fit and finish.
- Signature Olive Green color as seen on select G-Class trims.
- UV-resistant materials to maintain color and clarity.
- Heavy-duty design to shield your spare from weather and roadside hazards.
- Easy snap-on installation with reinforced internal clamps.
Additionally, Mercedes G-63 OEM parts span a broad range of vital categories: engine and drivetrain, suspension, braking systems, electronics, interior and exterior trim, plus key accessories like wheel covers and mudguard extensions.
For a quick visual overview, see this external resource.

OEM vs Aftermarket: Why Original Wins
While aftermarket parts can seem tempting due to lower prices, there’s rarely a substitute for Mercedes-Benz factory parts.
In contrast, only OEM components like the Mercedes AMG G-63 Front LH & RH Wheel Thread Mudguard Widening Gloss Gray OEM A4638805503 A4638805603 are engineered and tested to Mercedes’ rigorous standards.
Consequently, you enjoy:
- Warranty protection by installing original factory parts.
- Absolute fitment precision and appearance continuity.
- Higher material quality translating to improved longevity.
- Safety and reliability under extreme operating conditions.
Meanwhile, non-OEM or “universal” solutions often lack the correct dimensions or fail to endure luxury SUV stress tests.
For example, aftermarkets may fade, misalign, or require clumsy adjustments—none of which reflect the AMG G-63 experience.
Installation Tips and Maintenance Best Practices
When installing the Mercedes AMG G-63 Front LH & RH Wheel Thread Mudguard Widening Gloss Gray OEM A4638805503 A4638805603, follow these tips for best results.
First, always inspect packaging for the Mercedes hologram and part number—this confirms authenticity.
Next, gather proper tools: a torque wrench, trim tool, and the factory installation manual. Place the vehicle on a stable surface, and test-fit before bolting for optimal alignment.
Similarly, for the Mercedes AMG G-63 Spare Wheel Cover Olive Green OEM A4638981700, clean and dry your spare wheel, then secure the cover snugly according to Mercedes’ instructions.
Furthermore, check tightness periodically and clean with pH-neutral soap to preserve the Olive Green finish.
Never use abrasive pads or aftermarket chemicals, which may damage the OEM surface or finish.
When unsure, always consult your authorized Mercedes-Benz technician to safeguard warranty and system integration.
Where to Buy Genuine Mercedes AMG G-63 Parts in the UAE
In Dubai and throughout the UAE, sourcing true Mercedes OEM parts has never been easier.
For one-stop shopping of guaranteed parts, visit the Dourado Auto Service portal and browse the largest in-stock selection for the G-63, including Mercedes AMG G-63 Front LH & RH Wheel Thread Mudguard Widening Gloss Gray OEM A4638805503 A4638805603 and Mercedes AMG G-63 Spare Wheel Cover Olive Green OEM A4638981700.
For broader inventories, check the Mercedes parts stock listings for the latest arrivals, direct from the manufacturer.
Additionally, always confirm part numbers and seek expert advice to match your G-Class’s specific year and trim level.
By opting for UAE’s trusted sources, you avoid gray-market risk and guarantee legitimate, factory-backed support.
Conclusion and Call to Action
In conclusion, your Mercedes AMG G-63 deserves nothing less than authentic, restoration-ready OEM parts for unrivaled performance, reliability, and visual presence.
From the Mercedes AMG G-63 Front LH & RH Wheel Thread Mudguard Widening Gloss Gray OEM A4638805503 A4638805603 to the Mercedes AMG G-63 Spare Wheel Cover Olive Green OEM A4638981700, true enthusiasts know only the best will do.
Meanwhile, protecting your investment with factory components preserves not just your warranty, but the spirit of AMG craftsmanship.
For exclusive deals or to find your next restoration part, explore the complete Mercedes G-Class inventory on Dourado Auto Service—your source for sought-after, direct-fit, and best-in-class genuine Mercedes parts.


