If you own a treadmill, you might wonder how to keep it running smoothly. Maybe you heard about WD-40 and ask, “Can I use WD-40 on a treadmill?” This article will help you understand what WD-40 is and if it is safe for your treadmill.
What is WD-40?
WD-40 is a popular spray many people use for fixing things. It is good for stopping squeaky noises and loosening stuck parts. WD-40 is made of oil and chemicals that help clean and protect metal.
How Does a Treadmill Work?
A treadmill has many parts. The main parts are the belt, motor, and deck. The belt moves when you walk or run on it. The motor powers the belt. The deck is the flat surface under the belt. It supports your weight.
When you use a treadmill a lot, parts can wear out. The belt may become dry or noisy. The motor and other moving parts need care to last longer.
What Does a Treadmill Need for Maintenance?
Treadmills need regular cleaning and lubrication. Lubrication means adding oil to parts. This helps reduce friction. Friction is when two surfaces rub together, causing wear.
Most treadmill belts need special silicone lubricant. This keeps the belt and deck moving well. Using the right lubricant helps the treadmill last longer and work quietly.
Can You Use WD-40 on a Treadmill Belt?
WD-40 is not a good choice for treadmill belts. Here’s why:
- WD-40 is a light oil, not designed for belts.
- It can make the belt slippery, causing safety risks.
- It may damage the belt material over time.
- WD-40 can attract dust and dirt, making the treadmill dirty.
For these reasons, do not use WD-40 on the treadmill belt or deck.
Where Can WD-40 Be Used on a Treadmill?
WD-40 can help in other areas of a treadmill. It can:
- Stop squeaky noises from metal parts.
- Loosen stuck bolts or screws.
- Protect metal parts from rust.
Use WD-40 carefully. Spray only on metal parts that need lubrication. Avoid spraying near the belt or motor.
How to Properly Lubricate a Treadmill Belt
Most treadmill brands say to use silicone lubricant for the belt. Here is a simple guide to lubricate your treadmill belt safely:
- Turn off and unplug the treadmill.
- Lift the belt gently at the sides.
- Apply the silicone lubricant under the belt on the deck.
- Spread the lubricant evenly by moving the belt by hand.
- Plug in and turn on the treadmill to run for a few minutes.
This keeps the belt smooth and quiet. It also helps the treadmill work better.
Why Using the Wrong Lubricant Can Harm Your Treadmill
Using WD-40 or other oils on the treadmill belt can cause problems:
- The belt can slip while you walk or run.
- The belt material can break down faster.
- Dirt and dust may stick to the oil, causing wear.
- The motor may get dirty and stop working well.
Always follow your treadmill’s manual for the right lubricant.
What to Use Instead of WD-40 on a Treadmill?
Use special treadmill silicone lubricant. It is safe and designed for treadmills. You can find it online or in sports stores.
For metal parts, if you want to stop squeaks, WD-40 is okay but use it with care. Just spray a small amount on the squeaky metal parts.
Simple Tips to Keep Your Treadmill Working Well
- Clean the belt and deck regularly with a dry cloth.
- Check the belt for wear and tear.
- Lubricate the belt every 3 to 6 months.
- Tighten bolts and screws if loose.
- Keep the treadmill in a dry place to avoid rust.

Credit: www.wd40.com
Summary Table: WD-40 Use on Treadmill
| Use Area | Can You Use WD-40? | Why or Why Not? |
|---|---|---|
| Treadmill Belt | No | Slippery and can damage the belt material |
| Metal Parts (e.g., bolts, hinges) | Yes, with care | Stops squeaks and protects from rust |
| Motor Area | No | Can cause damage if it gets inside |

Credit: wd40.ae
Final Thoughts
Can you use WD-40 on a treadmill? The short answer is no for the belt. WD-40 is not made for treadmill belts or decks. Use special silicone lubricant for those parts.
WD-40 is useful for metal parts like bolts and hinges. Just spray carefully and avoid the motor and belt.
Taking care of your treadmill helps it last longer. Use the right products and follow the instructions. Your treadmill will stay safe and work well for years.
Frequently Asked Questions
Can Wd-40 Damage Treadmill Belts?
WD-40 can damage treadmill belts by making them slippery and attracting dirt. It is not designed for treadmill belts. Use silicone-based lubricants instead for belt care.
Is Wd-40 Safe For Treadmill Motors?
WD-40 is not recommended for treadmill motors as it may harm electrical parts. Use motor-specific lubricants made for treadmills. Proper lubrication keeps the motor running smoothly.
Can Wd-40 Fix Treadmill Squeaking?
WD-40 may temporarily stop squeaks but can cause long-term issues. Use treadmill-approved lubricants to reduce noise safely. Correct lubrication protects moving parts and extends treadmill life.
What Is The Best Lubricant For Treadmills?
Silicone-based lubricants are best for treadmill belts and decks. They reduce friction without damaging parts. Always check your treadmill manual for recommended products.






