Best Grease for RC Cars in 2025: Expert Picks and Proper Usage

Want smoother performance and longer-lasting parts? Discover the best RC greases for every setup in this expert-tested 2025 guide.

Proper lubrication is one of the easiest ways to boost your RC car’s performance and protect its moving parts. Yet, it’s often overlooked.

Whether you're a weekend basher, a club racer, or just getting started, the right grease can make your drivetrain smoother, your bearings last longer, and your differentials run cooler. 

At EuroRC, we've tested the best greases on real tracks and trails to help you make the right choice.

Let’s dive into our top picks and tips on selecting the right lubricate for your setup.

7 of the Best RC Car Greases You Can Buy Right Now

Not all greases are created equal. 

If you want top-tier performance and long-lasting protection, you need to match the right grease to each component, from differentials to bearings and gears.

Here’s a breakdown of 7 top-rated greases you can buy at Euro RC today.

Product Name	Why It's the Best	Size / Specialty
Hudy Super Ball Diff Grease	Excellent consistency for diff maintenance	Premium-grade
Hudy Bearing Grease Blue	Smooth operation for bearings	All-around standard grease
Traxxas Silicone Grease	Safe for plastic & O-rings	Versatile and gentle
Hudy Graphite Grease	Graphite-based, reduces friction	Great for performance tuning
Team Corally Ball Diff Grease	Generous size with excellent diff performance	40g size
Tamiya Anti-Wear Grease	Minimises component wear	Trusted Japanese formula
Traxxas Marine Grease	Waterproof for wet conditions	Ideal for off-road and boats

1. Hudy Super Ball Diff Grease

Hudy Super Ball Diff Grease is a silicone-based lubricant engineered for precision in high-stress RC applications.

Its thick viscosity ensures it stays on diff plates longer than standard greases, even under extreme temperatures exceeding 100°C. This grease resists thermal degradation, water washout, and spray-off, making it ideal for wet racing environments.

Why Did We Pick It?

You’ll appreciate this grease for its ability to handle extreme pressure in ball differentials and axial thrust bearings.

Unlike generic greases, it maintains consistency under heavy loads, preventing diff plates from wearing out prematurely.

Its adhesion properties ensure lubrication stays where it matters most, between the diff balls and plates, even during aggressive cornering.

Who Is This Grease For?

• Competitive racers who need reliability in wet or high-temperature conditions.
• Enthusiasts running heavy-duty setups with metal differentials.
• Drivers who prioritize longevity in high-wear components like 1/8-scale buggies or truggies.

2. Hudy Bearing Grease Blue

Hudy Bearing Grease Blue combines synthetic base oils with graphite additives for enhanced

load-carrying capacity. Its lithium complex thickener provides rust protection and reduces startup stress on bearings, even after prolonged storage.

Why Did We Pick It?

This grease stands out for its anti-fling properties, which are critical for high-speed applications. It stays adhered to bearings during rapid rotation, reducing wear and maintaining smooth operation.

The finely dispersed graphite also minimizes metal-to-metal contact, extending bearing life by up to 30% compared to standard greases.

Who Is This Grease For?

• Racers using high-RPM setups (e.g., modified brushless systems).
• Owners of vehicles exposed to mud or sand, where bearing contamination is common.
• Hobbyists who seek a single grease for all rotating parts, from wheel hubs to drivetrain bearings.

3. Traxxas Silicone Grease

Traxxas Silicone Grease is a non-petroleum lubricant safe for plastic gears, O-rings, and shock seals.

Its silicone base prevents swelling or cracking in rubber components, even under prolonged heat exposure.

Why Did We Pick It?

We recommend this grease for its versatility and material compatibility.

It’s one of the few greases that won’t degrade Traxxas’s proprietary plastic blends, making it indispensable for models like the Slash or X-Maxx. It also repels dirt, keeping shock shafts clean during off-road runs.

Who Is This Grease For?

• Owners of Traxxas vehicles with plastic drivetrains.
• Drivers in dusty environments need grease that resists grime buildup.
• Beginners seeking a foolproof option for general maintenance.

4. Hudy Graphite Grease

Hudy Graphite Grease uses micronized graphite particles to reduce friction in loaded gears and drive couplings. Its semi-fluid consistency ensures even coverage while resisting fling-off.

Why Did We Pick It?

This grease excels in reducing drag in high-performance drivetrains. The graphite forms a protective layer on gear teeth, lowering operating temperatures by up to 15°C during intense runs.

It’s particularly effective in 1/10-scale touring cars where marginal efficiency gains translate to faster lap times.

Who Is This Grease For?

• Racers optimize for speed or efficiency.
• Owners of vehicles with metal-on-metal gear meshes (e.g., spiral bevel diffs).
• Drivers tackling technical tracks requiring precise throttle control.

5. Team Corally Ball Diff Grease

Team Corally’s grease offers a balanced formula for ball differentials, with a smooth consistency that prevents “stiction” during initial acceleration. The 40g tube provides ample supply for frequent maintenance.

Why Did We Pick It?

We selected this grease for its value-to-performance ratio. 

It’s 20% thicker than competitors like Losi, ensuring longer intervals between reapplications. The neutral pH formula also prevents corrosion on aluminum diff plates.

Who Is This Grease For?

• Budget-conscious racers who don’t want to compromise on quality.
• Owners of 1/8-scale rigs with multiple diffs (e.g., Arrma Kraton).
• Drivers preferring a lubricate that’s easy to clean and reapply.

6. Tamiya Anti-Wear Grease

Tamiya’s Anti-Wear Grease uses a molybdenum disulfide additive to protect metal gears under extreme pressure. Its buttery texture ensures smooth application without clogging fine gear teeth.

Why Did We Pick It?

This grease is unmatched for vintage or precision models with fragile gearboxes. The MoS2 additive forms a sacrificial layer on gears, reducing pitting and extending lifespan by up to 50% in high-stress setups.

Who Is This Grease For?

• Collectors restoring classic Tamiya kits (e.g., Grasshopper, Hornet).
• Crawler enthusiasts running metal spur and pinion gears.
• Drivers in rocky terrain where gear impacts are frequent.

7. Traxxas Marine Grease

Traxxas Marine Grease is a waterproof lithium-complex grease designed for submerged components. It resists saltwater corrosion and stays pliable in temperatures as low as -20°C.

Why Did We Pick It?

This grease outperforms standard marine options by adhering to vertical surfaces like boat rudder shafts. Its NLGI #2 rating ensures it won’t liquefy in the summer heat, making it ideal for dual-purpose RC boats and crawlers.

Who Is This Grease For?

• RC boat owners navigating saltwater or brackish environments.
• Crawler drivers tackling riverbeds or muddy trails.
• Winter enthusiasts running vehicles in snow or slush.

How to Choose the Right RC Car Grease for Your Setup

The wrong grease can slow you down or wear out your parts; here's how to choose the right one for peak performance and protection.

Vehicle Type

Electric, nitro, and marine RC cars have distinct lubrication needs. Electric models, like the Traxxas Slash VXL, generate less heat than nitro engines, so silicone-based greases (e.g., Traxxas Silicone Grease) work well for plastic gears and O-rings.

Nitro-powered cars, such as the HPI Savage XL, demand greases with higher temperature resistance, like Hudy Graphite Grease, which can handle exhaust heat near 150°C.

Marine applications, including Pro Boat models, require waterproof formulas like Traxxas Marine Grease to combat corrosion in submerged parts.

Component Materials

Plastic gears, common in entry-level models like the Tamiya TT-02, degrade with petroleum-based greases.

Opt for silicone or lithium-complex options (e.g., Team Corally Ball Diff Grease) to prevent swelling.

Metal gears in high-stress setups, such as the Arrma Kraton 6S, benefit from anti-wear additives like molybdenum disulfide found in Tamiya Anti-Wear Grease.

Operating Conditions

Your driving environment matters just as much as your components. 

Here’s how to factor in temperature, water, and terrain when choosing your grease.

• Temperature: For cold climates (below -10°C), use low-viscosity greases like Hudy Bearing Grease Blue to prevent stiffening. In desert heat, choose high-temp-resistant options like Hudy Super Ball Diff Grease.
• Water Exposure: Marine greases with NLGI #2 ratings (e.g., Traxxas Marine Grease) adhere to components in wet environments without washing out.
• Terrain: Dusty tracks demand greases that repel debris, such as graphite-infused formulas, while muddy terrains require waterproofing to prevent contamination.

Where and How to Apply RC Grease for Best Results

Source: Pexels

Getting the most out of your RC grease comes down to how, and where, you apply it. Use these tips to keep your RC car running smooth and trouble-free.

Cleaning

Start by disassembling critical components like differentials or wheel hubs. Use a solvent like isopropyl alcohol to dissolve old grease and debris. For metal parts, a nylon brush removes stubborn grime without scratching surfaces.

Tools

Precision matters. Use needle-tip applicators for bearings (common in 5x11mm sizes) or flat-head brushes for gear teeth. Avoid cotton swabs, they leave fibers that clog gears.

Application Thickness

Apply grease in a thin, even layer. For ball differentials, a 0.5mm coating on the diff plates ensures smooth engagement without slippage. Over-greasing attracts dirt, increasing wear on components like CVD joints.

Maintenance Intervals

How often you should re-grease depends on how and where you drive. Here's a quick breakdown based on driving style.

• Racers: Re-grease ball diffs every 3-5 runs in high-traction conditions (e.g., carpet tracks).
• Bashers: Check drivetrain components every 10 runs in sandy or muddy environments.
• Crawlers: Waterproof greases in axles require reapplication after 2-3 deep water crossings.

Performance Cues

Listen for high-pitched whines from dry gears or stiff steering in pivot balls; both signal urgent re-greasing. Inspect grease color; blackened lubricant indicates contamination.

Final Thoughts – Keep Your RC Car Running Smooth

RC grease isn’t a one-size-fits-all solution; it’s a precision tool. Competitive racers pushing 60+ mph on-road cars need graphite-enhanced formulas to minimize drivetrain drag, while crawlers tackling riverbeds rely on marine grease to prevent rust.

Proactive maintenance prevents costly repairs. For example, a $10 tube of Hudy Super Ball Diff Grease can extend the lifespan of a $50 differential.

Pair your grease with quality tools, like MIP driver sets, to avoid stripping screws during disassembly.

Upgrade your toolkit today: Explore Euro RC’s curated selection of greases, from Tamiya’s vintage-compatible formulas to Traxxas’s waterproof solutions, and keep your RC car dominating tracks, trails, and waterways.