6 Best Side Steps for Mercedes-Benz ML-Class: Easier Access and Durable Protection

Mike
By Mike
Certified Professional Automotive Mechanic – Owner and Editor of VehicleRuns
Last Updated: June 19, 2026

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If you drive a Mercedes-Benz ML-Class, choosing the right side step affects daily comfort and long-term vehicle protection. The right step makes getting in and out easier, reduces wear on door sills, and can add a measure of style without affecting vehicle use. This guide highlights six shortlisted side steps selected for their fitment approach and build quality. Below you will find the reasoning behind each pick and the evaluation criteria used to narrow the field so you can weigh durability, installation, and functionality before deciding.

Top Picks at a Glance

KYX 6" Aluminum Running Boards for Honda Pilot 2016-2021KYX 6" Aluminum Running Boards for Honda Pilot 2016-2021
Best quality
Built to a higher standard if you want something more solid
KITT Side Steps Side Skirts Skid Plates for Mercedes ML W166KITT Side Steps Side Skirts Skid Plates for Mercedes ML W166
Best Value
The sweet spot between price and what you get
IKON MOTORSPORTS Side Step Bars for Mercedes-Benz W166 (ML-Class / GLE-Class)IKON MOTORSPORTS Side Step Bars for Mercedes-Benz W166 (ML-Class / GLE-Class)
Best budget
The cheapest option that still gets the job done reliably
maXpeedingrods Aluminum Running Boards for 2006-2011 Mercedes‑Benz W164 M‑ClassmaXpeedingrods Aluminum Running Boards for 2006-2011 Mercedes‑Benz W164 M‑Class
Highest Rated
A top-rated pick with lots of positive feedback
APS iBoards Running Boards Compatible with Mercedes-Benz ML-ClassAPS iBoards Running Boards Compatible with Mercedes-Benz ML-Class
Best Seller
A high-volume bestseller chosen again and again
IKON MOTORSPORTS Running Boards for 2006–2011 Mercedes‑Benz W164 ML-ClassIKON MOTORSPORTS Running Boards for 2006–2011 Mercedes‑Benz W164 ML-Class

1. KYX 6" Aluminum Running Boards for Honda Pilot 2016-2021

KYX 6" Aluminum Running Boards for Honda Pilot 2016-2021
Best Overall
Aluminum 6-inch running boards designed to provide a stepping surface and easier access to mid-size SUVs and trucks.
Material TypeAluminum
Weight Capacity Maximum300 Pounds
Included Components2*Running board

These KYX 6-inch aluminum running boards are aftermarket side steps intended to give easier vehicle access and a cleaner side profile. They mount to the vehicle using supplied brackets and hardware and are typically used by owners who need a stable step for boarding passengers or loading cargo. The aluminum construction keeps the boards relatively lightweight while the black finish gives a discreet look. Practical benefits include a specified 300 pound per-side capacity and a full-length step surface that spans most door openings. Common drawbacks buyers report are inconsistent packaging leading to dents, occasional corrosion on exposed fasteners, and weak or missing installation instructions which can make fitting tricky without mechanical experience. Fitment notes and bracket placement appear important to avoid door interference on some vehicles, and a few users had to add washers or source better fasteners during install. For a balanced buyer wanting improved access and a low-profile look, these boards deliver good value when inspected and installed carefully.

Best for: A balanced all-round buyer who wants a durable-looking, full-length side step to improve daily access and curb appeal without chasing premium branded trim.

Less Ideal for: Buyers who want a plug-and-play, dealer-fit experience or those unwilling to adapt hardware or source additional fasteners during installation should consider factory-fit alternatives.

Pros:
  • Full-length 6-inch stepping surface for easier entry and exit
  • Aluminum construction offers corrosion resistance and lighter weight than steel
  • Rated to support up to 300 pounds per side for everyday use
Cons:
  • No printed installation instructions included which makes fitting harder for some users
  • Packaging and handling reported to cause dents on delivery
  • Some supplied fasteners may show corrosion over time

Verdict: A cost-conscious, full-length aluminum running board that improves access and appearance when installed with care.

2. KITT Side Steps Side Skirts Skid Plates for Mercedes ML W166

KITT Side Steps Side Skirts Skid Plates for Mercedes ML W166
Best quality
Side steps designed to replace factory side rails on Mercedes ML W166 and related models to improve access and give an off-road look.
Compatible with Vehicle TypeCar
Auto Part PositionLeft
Material TypeAluminum Stainless Steel

These KITT side steps are a bolt-on running board set intended for Mercedes ML W166 (2011–2014) and Mercedes GLE W166 (2015 and up) that combine aluminum, stainless steel, and PVC to deliver a rugged, factory-style appearance. They mount along the vehicle rocker to function as both a step for easier cabin entry and as a protective skirt for the lower body when off-road or on rough terrain. The mixed-metal construction promises corrosion resistance and stiffness while the PVC tread areas help prevent slipping in wet conditions. Installation is typical for aftermarket side steps and may require existing mounting points or drilling depending on vehicle trim, so professional fitment ensures alignment and secure attachment. These steps noticeably change the truck-like stance and make roof access or loading cargo easier, but they are specific to the W166 platform and will not fit earlier W164 models or GLE coupe variants. Expect a substantial visual and practical upgrade if you need stronger stepping points and added lower-body protection rather than a lightweight cosmetic trim.

Best for: Performance-oriented buyers who want durable, factory-style side steps that improve access and protect the rocker area while complementing the ML-Class off-road look.

Less Ideal for: Buyers seeking a universal or decorative-only trim or owners of earlier W164 ML models and GLE coupe variants should look elsewhere.

Pros:
  • Made from aluminum and stainless steel for improved stiffness and corrosion resistance
  • Integrated PVC tread reduces slip when entering or exiting the vehicle
  • Designed specifically for Mercedes ML W166 and GLE W166 for a near-factory fit and appearance
Cons:
  • Fitment excludes earlier W164 models and GLE coupe variants so it is not universal
  • May require drilling or professional installation on some trims to secure mounting

Verdict: A heavy-duty, factory-style side step set for ML W166 owners who want improved access and lower-body protection with a strong visual upgrade.

3. IKON MOTORSPORTS Side Step Bars for Mercedes-Benz W166 (ML-Class / GLE-Class)

IKON MOTORSPORTS Side Step Bars for Mercedes-Benz W166 (ML-Class / GLE-Class)
Best Value
A vehicle-specific replacement-style running board designed for 2012–2015 ML-Class and 2016–2019 GLE-Class W166 SUVs that adds a factory-style step and protective side coverage.
Compatible vehicles2012–2015 ML-Class, 2016–2019 GLE-Class (W166) SUVs
MaterialAluminum & ABS Plastic
StyleFactory Style
Automotive fit typeVehicle Specific Fit

These IKON MOTORSPORTS side step bars give W166 Mercedes SUVs a factory-style running board that improves access and protects the rocker panels. They are designed specifically for 2012–2015 ML-Class and 2016–2019 GLE-Class SUVs and mount to factory locations, so they are typically used as a visual and functional upgrade for daily driving and light off-road use. Notable features include an aluminum and ABS construction, a non-slip textured surface, and a smooth black and silver finish that matches the OEM look. Buyers will appreciate easier ingress and egress, reduced dirt splash to the body, and added curb protection. Installation is meant to be vehicle-specific but instructions are not included, and professional installation is recommended for a clean fit. Limitations to note are reliance on plastic clips in some places and the part is an aftermarket replacement rather than a factory part, which may affect long-term fit or finish compared with Mercedes factory pieces.

Best for: Practical optimizers who want a near-factory look and improved everyday usability without the premium cost of dealer parts, prioritizing sensible upgrades and value.

Less Ideal for: Buyers seeking exact factory-sourced parts with full OEM warranty or those who prefer a plug-and-play install with detailed manufacturer instructions should consider alternatives.

Pros:
  • Vehicle-specific design for Mercedes W166 models for a closer fit to factory mounting points
  • Aluminum and ABS construction balances corrosion resistance with lighter weight
  • Non-slip textured stepping surface improves safe entry and exit in wet conditions
  • Factory-style appearance that closely matches OEM styling
Cons:
  • Instructions are not included and some plastic clips have been reported as fragile

Verdict: A budget-friendly, vehicle-specific running board that delivers OEM-like looks and easier access for W166 Mercedes SUVs, but expect aftermarket fit and some fragile clips.

4. maXpeedingrods Aluminum Running Boards for 2006-2011 Mercedes‑Benz W164 M‑Class

maXpeedingrods Aluminum Running Boards for 2006-2011 Mercedes‑Benz W164 M‑Class
Best budget
Aluminum bolt-on side steps designed to fit 2006–2011 Mercedes‑Benz W164 M-Class models and provide an anti-slip foothold while protecting the vehicle sides.
Vehicle FitmentMercedes‑Benz W164 M‑Class 2006-2011
MaterialAluminum alloy
Anti-slipABS textured surface
InstallationBolt-on, no drilling

These maXpeedingrods running boards are a budget-friendly, bolt-on replacement for Mercedes‑Benz W164 M-Class (2006–2011). Manufactured from aluminum alloy with an ABS anti-slip surface, they offer a sturdy foothold for passengers and help shield the vehicle sides from road debris and minor impacts. Installation is advertised as bolt-on with no drilling required, which should make fitment straightforward for a competent DIYer or a shop. The boards emphasize corrosion and impact resistance, so they are suited for all-weather use and regular passenger access including children and older adults. On the downside, the listing provides limited detail on mounting hardware quality and load ratings, so buyers wanting heavy-duty towing-step performance or confirmed OEM-equivalent fit may want to verify hardware and clearances before purchase. For a budget option that improves access and protects the rocker area, these running boards deliver practical value, though expect a basic finish and simpler mounting compared with higher-end factory-quality alternatives.

Best for: Budget-conscious Mercedes‑Benz ML-Class owners who want an affordable, serviceable side step to improve passenger access and protect rocker panels without paying for premium factory replacements.

Less Ideal for: Buyers seeking a heavy-duty, designer, or factory-identical replacement with documented load ratings and premium finish should consider higher-end options instead.

Pros:
  • Designed specifically to fit 2006–2011 Mercedes‑Benz W164 M‑Class for straightforward compatibility
  • Aluminum alloy construction offers corrosion resistance and impact resilience
  • ABS anti-slip surface improves passenger safety when entering or exiting the vehicle
  • Bolt-on installation that does not require drilling simplifies fitment
Cons:
  • Manufacturer provides limited published details on mounting hardware quality and load capacity
  • Finish and fitment may be more basic compared with higher-end factory-quality running boards

Verdict: A cost-effective, bolt-on aluminum running board that improves access and side protection for 2006–2011 Mercedes‑Benz ML-Class at a budget price but with more basic fit and finish than premium replacements.

5. APS iBoards Running Boards Compatible with Mercedes-Benz ML-Class

APS iBoards Running Boards Compatible with Mercedes-Benz ML-Class
Highest Rated
A pair of vehicle-specific running boards designed to bolt onto Mercedes-Benz ML-Class models and provide a full-length 5-inch stepping surface with corrosion-resistant construction.
Weight Capacity Maximum500 Pounds
Compatible with Vehicle TypeSport Utility Vehicle
Automotive Fit TypeVehicle Specific Fit
Material TypeAluminum

These APS iBoards are a vehicle-specific set of running boards made to mount to Mercedes-Benz ML-Class models and give an integrated, full-length step for easier entry and exit. They attach using the supplied mounting bracket kit and are typically installed by a single person in one to a few hours; reviewers note leaving mounts loose until final alignment speeds installation. Construction combines aluminum and high-grade stainless steel with a matte black powder-coated finish for corrosion resistance, and a 5-inch anti-slip step pad runs the board length for safer footing. The boards are rated to support up to 500 pounds, making them suitable for passenger use and light cargo handling. The design includes integrated end caps for a factory-finish appearance. Expect straightforward, bolt-on installation and durable everyday performance, but be aware the boards are vehicle-specific and require proper alignment during install to avoid fitment issues and rubbing against trim.

Best for: Buyers who prioritize reliability and a factory-style upgrade for their Mercedes-Benz ML-Class and value durable, corrosion-resistant parts that hold up to regular use.

Less Ideal for: Drivers looking for a universal or multi-vehicle running board solution or those who want a quick snap-on accessory without any bracket installation.

Pros:
  • Vehicle-specific fit for Mercedes-Benz ML-Class for a close, integrated appearance
  • Full-length 5-inch anti-slip step pad improves footing and passenger access
  • Corrosion-resistant materials with stainless steel components and matte black powder coat
  • Includes mounting brackets for a bolt-on installation
Cons:
  • Installation requires correct alignment and can take a couple of hours for one person
  • Limited to Mercedes-Benz ML-Class fitment so not suitable for other vehicles

Verdict: A durable, vehicle-specific running board that gives Mercedes-Benz ML-Class owners a factory-style, full-length step with strong corrosion resistance and a 500 lb load rating.

6. IKON MOTORSPORTS Running Boards for 2006–2011 Mercedes‑Benz W164 ML-Class

IKON MOTORSPORTS Running Boards for 2006–2011 Mercedes‑Benz W164 ML-Class
Best Seller
A pair of factory-style aluminum running boards designed to fit 2006–2011 Mercedes‑Benz W164 ML-Class vehicles and provide easier entry, side protection, and a non-slip step surface.
Fitment2006-2011 Mercedes Benz W164 ML-Class
Material TypeAluminum
Included Components2 running boards
StyleFactory-style

These IKON MOTORSPORTS running boards are a bolt-on, factory-style replacement for 2006–2011 Mercedes‑Benz W164 ML-Class SUVs that aim to simplify getting in and out while protecting the rocker panels from road debris. They come as a left and right pair in an aluminum finish with a textured, non-slip stepping surface and mounting hardware included. In practice they add a stable step for shorter passengers or anyone climbing into a lifted vehicle and give the truck a more finished, OEM-like look. Installation typically requires moderate mechanical skill or professional help since instructions are not provided, but reviewers report the parts fit closely when aligned and that the boards feel solid once installed. Expect some variance in quality control: buyers have reported occasional broken small parts or mis-sized fasteners, though the seller has supplied extras in some cases. These are not genuine factory parts but are designed as a direct-fit replacement and offer corrosion-resistant materials suitable for wet or snowy climates.

Best for: Convenience-driven buyers who want a near-factory look and an easier step into their Mercedes‑Benz ML-Class without extensive modification, and who prefer a quick way to improve daily usability and protect rocker panels.

Less Ideal for: Owners who want an exact factory-manufactured part or a plug-and-play kit with step-by-step instructions should consider alternatives or professional installation services.

Pros:
  • Designed specifically to fit 2006–2011 Mercedes‑Benz W164 ML-Class for a close, factory-style fit
  • Aluminum construction with corrosion-resistant components suited for wet and snowy conditions
  • Textured non-slip surface improves safe entry and exit in rain or snow
  • Included left and right boards and mounting hardware provide a mostly complete kit
Cons:
  • No installation instructions included, which can make fitment difficult for less experienced installers
  • Some buyers reported broken pieces or incorrect fasteners in the package, indicating inconsistent quality control

Verdict: A convenient, factory-style aluminum running board set that improves entry and protects rocker panels but may require patience during installation due to missing instructions and occasional parts issues.

Choosing the Right Mercedes-Benz ML-Class Side Step: Key Factors to Consider

Fitment and Mounting

Correct fitment ensures the side step aligns with the ML-Class frame and uses manufacturer-designed mounting points, which preserves vehicle integrity and safety. A dedicated mounting kit reduces the chance of rattles, uneven gaps, or stress on body panels.

Consider whether the system requires drilling or uses factory holes. Using existing brackets typically speeds installation and simplifies future removal. Also check that mounting hardware is included and rated for the intended load to avoid sourcing aftermarket fasteners.

Material and Corrosion Resistance

Materials affect both appearance and lifespan. Steel variants are strong but need high-quality coatings to resist rust, while aluminium options offer lighter weight and inherent corrosion resistance. Surface finishes, such as powder coating or anodizing, add protection and reduce maintenance.

Evaluate how exposed mounting points and underside brackets are protected. Salt, road grime, and moisture concentrate under the vehicle, so sealed welds and treated fasteners extend service life.

Tread Design and Traction

Tread pattern and surface texture determine how secure footing is in wet, icy, or muddy conditions. Deep, non-slip inserts or raised patterns channel water and debris away from contact areas, reducing slip risk when entering or exiting the vehicle.

Balance aggressive traction with debris shedding. Very open patterns can clog with mud while very smooth surfaces become slick when wet. Consider steps with replaceable or rubberized inserts for sustained grip over time.

Load Capacity and Structural Stiffness

Side steps must support repeated loading without bending or transferring stress to mounting points. Manufacturer load ratings indicate expected performance under normal use, but structural stiffness also affects how stable the step feels when stepped on.

Heavier-duty constructions often use reinforced cross-members or larger-diameter tubing. If you plan to use the step frequently as a step-up to roof racks or cargo, prioritize higher load ratings and stiffer assemblies.

Installation Complexity

Installation time and required tools vary widely. Some systems bolt directly to factory points with basic hand tools, while others need alignment jigs, lifts, or drilling. Ease of installation affects aftermarket costs if you plan professional fitting and also determines how feasible it is to remove later.

Look for clear instructions, labeled hardware, and customer feedback about installation times. If you prefer DIY, choose kits that minimize vehicle modification and provide all necessary brackets and fasteners.

Appearance and Vehicle Integration

Side steps are both functional and visual elements. The profile, finish, and step width should complement the ML-Class proportions and ground clearance. Low-profile options preserve approach angle, while larger bars create a more rugged look.

Consider how color, texture, and end caps match trim pieces. Subtle designs can blend in for a factory look, while more pronounced styles make a visual statement. Think about long-term maintenance to keep the finish looking consistent.

How We Chose the Best Mercedes-Benz ML-Class Side Step

Our selection process focused on features that matter most for Mercedes-Benz ML-Class owners. We prioritized exact-fit mounting systems designed specifically for the ML-Class chassis, robust materials and corrosion protection for longevity, and tread design that balances traction in wet and muddy conditions. We also evaluated ease of installation, including whether steps use existing mounting points and the clarity of supplied hardware, plus weight capacity and load rating to ensure safe passenger use. Fitment-focused warranty coverage and the availability of replacement parts were considered as signs of manufacturer support. We excluded universal-fit products that require major fabrication or permanent modification to the vehicle and any items with insufficient documentation on fitment or load ratings. The final list emphasizes practical, vehicle-specific attributes rather than broad or unverified claims.

Our full evaluation process is outlined in our review methodology.

FAQ

Will adding side steps affect my Mercedes-Benz ML-Class ground clearance?

Adding side steps can reduce ground clearance depending on the profile and mounting location. Low-profile running boards are designed to minimize impact on approach and departure angles, while bulky bars may sit lower. Measure the clearance of the chosen design relative to your typical terrain before installation.

Do I need to drill holes to install most side steps?

Many side steps made for a specific vehicle use existing factory mounting points and do not require drilling. However, some designs or older model variants may need minor modification. Check the product documentation to confirm whether drilling or additional brackets are necessary.

How do I maintain side steps to prevent corrosion?

Regular cleaning to remove salt and road grime helps prevent corrosion, especially on steel components. Inspect welds and hardware periodically and touch up chips in the finish with appropriate coatings. Lubricate fasteners and check torque to catch early signs of wear or loosening.

Can side steps support the weight of someone standing on them to reach the roof?

Many side steps are designed to support the weight of a person, but load capacities vary. If you plan to use the step frequently as a step-up to the roof, choose models with higher load ratings and stiffer construction. Verify the manufacturer's stated capacity rather than assuming universal strength.

Are aluminium side steps a better choice than steel?

Aluminium typically offers lighter weight and better natural corrosion resistance, while steel often provides greater raw strength for a lower cost. The best choice depends on priorities such as durability, weight, and finish. Surface treatment and design are as important as base material.

Conclusion

Picking the right side step for a Mercedes-Benz ML-Class comes down to matching fitment, materials, and functionality to how you use the vehicle. Prioritize systems that mount to factory points, offer adequate load capacity, and use corrosion-resistant materials if you drive in wet or salty conditions. Balance the desired appearance with practical concerns like installation complexity and tread design to find a solution that improves access while protecting the vehicle.Weigh the tradeoffs between low-profile looks and robust, heavy-duty options based on clearance and intended use. Focusing on fitment and build quality will yield the best long-term value and trouble-free ownership.

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Mike - Certified Professional Automotive Mechanic

About the Author: Mike

Mike is an experienced professional automotive mechanic with hands-on experience maintaining and repairing a wide range of vehicles. At VehicleRuns, he focuses on helping car owners make better decisions about parts, tools, and repairs by combining real-world experience with clear, practical guidance.