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The short answer: Skateboard wheel noise usually comes from dirty or worn bearings, loose or tight axle nuts, flat spots on the wheels, or debris stuck in the wheel. It can also be caused by the wheel rubbing against the deck or the bearing shields rubbing. Let’s break down each cause and give you simple fixes.
If you hear a gritty, grinding, or rattling sound, the first thing to check is your bearings. Bearings are the small metal rings inside the wheel that allow it to spin smoothly. Over time, dirt, dust, and moisture get in, and the lubricant dries out. This causes friction and noise.
How to fix: Remove the wheels and take out the bearings. Wipe them with a dry cloth, then use a bearing cleaner or rubbing alcohol to flush out grime. Let them dry completely, then add a drop of speed cream or light oil to each bearing. Spin them to distribute the lube. If they still sound rough, it’s time for new bearings.
Prevention: Keep your bearings shielded and clean. Avoid riding through water or mud. You can also use bearing spacers to reduce stress.
If the noise is a clicking or clunking sound, check the axle nuts (the nuts that hold the wheels on). If they are too loose, the wheel can wobble and make noise. If they are too tight, they press against the bearing shields, causing friction and a whirring or scraping sound.
How to fix: Use a skate tool to tighten the axle nuts until they are snug, but not overly tight. You should be able to spin the wheel freely with a slight side-to-side wiggle. If the wheel doesn’t spin, loosen the nut a quarter turn.
If your wheel has a flat spot (from sliding or hard braking), you’ll hear a rhythmic thumping or clicking. Flat spots happen when you skid and the wheel wears unevenly. Also, check for cracks or chunks missing from the wheel surface.
How to fix: If the flat spot is small, you can sand it down with coarse sandpaper to round it out. But if it’s severe, the wheel is unsafe and should be replaced. Also, check that all wheels have the same hardness and size; mixing can cause uneven wear and noise.
Prevention: Avoid hard slides, and rotate your wheels regularly to even out wear.
Sometimes a tiny stone or piece of glass gets wedged between the wheel and the axle, or even between the wheel and the deck. This will cause a scratching or grinding sound, and you might feel a vibration.
How to fix: Lift your board, spin the wheels, and listen for the noise. Use a flashlight to inspect. Remove any visible debris with tweezers or a pick. Also, check the inside of the wheel for any embedded pebbles.
If your wheels are too large for your deck, or if your trucks are loose, the wheels can rub against the underside of the deck or the truck hanger. This produces a constant scraping sound, especially when turning.
How to fix: Check for scratch marks on the deck or trucks. If they are rubbing, you need smaller wheels, or you can add riser pads to raise the deck. Also, ensure your trucks are not too loose; tighten them slightly if needed.
Each bearing has a metal or rubber shield on the outside. If the shield is bent or loose, it can rub against the bearing cage and cause a high-pitched squeal or scratchy sound.
How to fix: Pop off the shields carefully, and reseat them. If they are warped, you can replace the shields or the bearings.
If you are buying new wheels or upgrading your setup, understanding wheel specs helps you avoid noise and improve performance. Wheel size is measured in millimeters (mm). Smaller wheels (50-53mm) are lighter and accelerate faster, making them good for technical street skating. Larger wheels (54-60mm) roll faster and handle rough surfaces better, but they are more likely to cause wheel bite (rubbing against the deck) if your trucks are loose. Hardness is measured on the durometer scale. Softer wheels (78a-87a) grip well and provide a smooth ride, while harder wheels (99a-101a) slide easily and are durable for skate parks. Wheel shape also matters: wider contact patches offer more grip, while narrower ones reduce weight and friction. For a quiet, smooth ride, choose softer wheels with a wider profile. For sliding and tricks, harder, narrower wheels work best. Always match wheel size to your truck height and deck width to prevent rubbing and noise.
Regular maintenance keeps your wheels quiet and extends their life. Here is a simple schedule: after every session, wipe down your wheels with a dry cloth to remove dust. Every few weeks, check axle nut tightness and spin each wheel to listen for roughness. Every two to three months, clean and lubricate your bearings. If you ride in wet or dusty conditions, clean more often. Essential tools include a skate tool (for axle nuts and truck hardware), bearing puller or a truck axle to remove bearings, isopropyl alcohol or citrus-based cleaner, bearing lubricant (speed cream or light machine oil), and a small brush or toothbrush for scrubbing. Avoid using water to clean bearings, as it causes rust. Also, never use compressed air to dry bearings; it can push dirt deeper. Store your board in a dry place. If you notice a persistent noise after cleaning, replace the bearings. High-quality bearings last longer and run quieter, so consider upgrading if you frequently ride in harsh conditions.
Many skaters accidentally create noise through simple errors. Here are the most common mistakes and how to avoid them. First, over-tightening axle nuts: this crushes the bearing shields and causes a grinding sound. Tighten until the wheel has a tiny bit of side-to-side play. Second, riding through water: even a small puddle can wash out lubricant and introduce rust. If you get caught in the rain, dry and relubricate your bearings immediately. Third, mixing wheel sizes or hardness: using different wheels on the same board causes uneven wear and can lead to flat spots and noise. Always use a matched set. Fourth, ignoring worn bushings: worn truck bushings make the trucks wobble, which can cause wheels to rub. Replace bushings when they crack or feel mushy. Fifth, using the wrong lubricant: thick grease or WD-40 attracts dirt and dries out. Use a dedicated bearing oil. Sixth, not using spacers: spacers keep the bearings aligned and reduce stress on the axle nuts. They are inexpensive and can prevent noise. Seventh, skipping regular cleaning: dirt builds up and acts like sandpaper inside the bearing. A little prevention goes a long way.
A: This is often due to a loose axle nut or a slightly warped wheel. Check the nut tightness. If it’s fine, inspect the wheel for warping by spinning it slowly and looking at the gap between wheel and truck.
A: WD-40 is a solvent, not a lubricant. It can clean, but it will dry out quickly. Use a proper bearing oil or speed cream for long-lasting lubrication.
A: If you ride regularly, clean them every few months or whenever they sound gritty. If you ride in wet or dirty conditions, clean more often.
For more help choosing wheels or a new board, check out our best skateboards buying guide to find a setup that suits your style.
Remember, a little maintenance goes a long way. Most noises are easy to fix at home with basic tools. If you’re unsure, take your board to a local skate shop for a professional opinion.
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