Quick Verdict
Most squeaks when pedaling come from a dry chain. If cleaning and lubing the chain does not stop it, the noise is usually coming from the pedals, the saddle and seatpost, the bottom bracket, the derailleur pulleys or a rubbing brake. Find it by changing one thing at a time: pedal seated, then standing, then coast.
A squeak that keeps time with your pedal strokes is one of the most annoying bike noises – and one of the easiest to fix once you know where it is coming from. A squeak is usually friction: two parts rubbing without enough lubrication, or a part that has worked a little loose.
Squeaks and clicks often have different causes. If your bike makes a sharp click or tick with every pedal stroke rather than a squeak, read our guide to a bike clicking when pedaling. This guide focuses on squeaks, creaks and squeals.
Diagnose
How to Find Where the Squeak Is Coming From
Noises travel through the frame, so a squeak that seems to come from the pedals can really be the saddle. Before you grab a wrench, watch for when the noise happens:
- Pedal seated, then standing. If the squeak stops when you stand on the pedals, the saddle, seatpost or seat tube is the most likely culprit.
- Stop pedaling and coast. If the noise keeps going, it is not the drivetrain – look at the brakes, wheels and hubs.
- Turn the cranks backwards with the bike in a stand or leaning on a wall. A squeak now points to the chain or the derailleur pulleys.
- Count the rhythm. A noise once per crank turn points to the pedals, cranks, chainring or bottom bracket. A noise once per wheel turn points to a brake rub or the wheel.
- Note the weather. A squeak only in wet conditions is often the chain or the brakes after rain washed the lube away.
- Fix one thing at a time. If you grease the seatpost, pedals and bottom bracket all at once, you will not know which one was the problem.
Quick Fixes For Bike Noises
Causes and Fixes
8 Common Causes of a Squeak When Pedaling
Work through these from the most common and easiest to the less common. You need only basic tools for most of them:
1. Dry or Dirty Chain
How To Fix
Squeaky Chain
A dry chain is the number one cause of a squeak when pedaling. You will often hear a fast, high-pitched chirp that gets worse after rain or a wash.
- Clean the chain with a rag and degreaser (or a chain cleaning tool) while turning the cranks backwards.
- Let it dry, then apply one drop of lube to each roller on the inside of the chain.
- Turn the cranks for 20–30 seconds so the lube works into the links.
- Wipe off the excess from the outside of the chain – extra lube only attracts dirt.
Use a dry lube in dry, dusty conditions and a wet lube when you ride in rain, slush or winter salt. If the chain is worn or has stiff links, cleaning will not help – check it for stretch and replace it if needed.
2. Pedals
How To Fix
Squeaky Pedals
Pedals hide threads, bearings and an axle in a small space, so they are a common source of squeaks. A noise that follows one foot, or that changes when you press harder on one side, usually means a pedal.
- Remove the pedals. The right pedal unscrews counterclockwise; the left pedal has a reverse thread and unscrews clockwise.
- Clean the threads on the pedal and in the crank arm.
- Apply a thin layer of grease to the pedal threads and refit them firmly.
- Spin each pedal by hand. If it feels rough or has side-to-side play, service the bearings or replace the pedals.
Changing pedals? Our guide on whether all bike pedals are universal explains which threads fit your cranks.
3. Clipless Cleats
How To Fix
Squeaky Cleats
If you ride clipless pedals, the squeak may come from the cleat rubbing in the pedal. Check that the cleat bolts are tight, clean the cleat and pedal contact points, and add a little dry lube or wax to the contact surfaces. Worn cleats move around in the pedal and should be replaced.
4. Saddle and Seatpost
How To Fix
Squeaky Saddle or Seatpost
If the squeak stops when you stand up, look here. Saddle rails can squeak in the seatpost clamp, and the seatpost can creak as it moves in the frame.
- Mark your saddle height with tape, then remove the seatpost.
- Clean the seatpost and the inside of the seat tube.
- Grease an aluminum or steel seatpost; use carbon assembly paste on a carbon post or frame – never regular grease.
- Clean and lightly grease the saddle rails and clamp, then refit everything and tighten the bolts to the torque printed on the parts.
Also check the saddle itself: a loose shell or a cracked rail can squeak too, and a cracked rail needs replacing right away.
5. Bottom Bracket and Cranks
How To Fix
Squeaky Bottom Bracket
A creak or squeak once per crank turn that is still there after you have checked the pedals often comes from the bottom bracket, the crank bolts or the chainring bolts.
- Check the crank arms for play by pulling them side to side, and tighten the crank bolts to spec.
- Tighten the chainring bolts a little at a time in a criss-cross pattern.
- Service a threaded bottom bracket: remove the cranks, unscrew the bottom bracket, clean and grease the threads and refit it.
- Take a press-fit bottom bracket to a shop if it still creaks – it may need new bearings or a retaining compound.
Need to get the cranks off first? See our guide to crank removal. Do not just keep tightening a creaky part – too much torque can damage aluminum and carbon parts.
6. Derailleur Pulleys
How To Fix
Squeaky Derailleur Pulleys
The two small pulley wheels on the rear derailleur spin every time you pedal. When they are dry or packed with grime, they squeal, especially when you pedal backwards. Clean the pulleys with a rag or brush, add a drop of lube to each pulley axle, and spin them. If a pulley wobbles or has worn teeth, replace it. If the chain also skips, read how to fix bike gears slipping.
7. Rubbing Brakes
How To Fix
Brake Rub
A squeak or squeal that keeps the rhythm of your wheel – and keeps going when you coast – is usually a brake rubbing.
- Spin the wheel and watch where the pad touches the rim or rotor.
- Recenter a disc brake caliper: loosen the two mounting bolts, squeeze the brake lever, and tighten the bolts while holding the lever.
- Clean the rotor with isopropyl alcohol or brake cleaner. Pads contaminated with oil usually need to be replaced, not sanded.
- Adjust rim brake pads so they hit the rim squarely and do not touch the tire.
Rim brakes have their own setup quirks – our guide to cantilever vs V-brakes explains the two main types.
8. Frame, Cables or E-Bike Motor
How To Fix
Other Squeaks and Creaks
Cables can squeak where they rub at the frame stops – a drop of silicone spray or a short piece of frame protection tape usually fixes it. On an e-bike, switch the motor off and pedal: if the noise disappears, the drive unit, battery mount or motor cover is the source, and the motor should be checked by an authorized shop.
Safety first: a creak from the frame, fork, handlebar or stem can be a sign of a crack. If you see a crack, paint chips at a joint or any unusual flex, stop riding and have the bike inspected.
Keep Reading
More Bike Fix Guides
Prevention
How to Stop Your Bike From Squeaking Again
- Lube the chain regularly and always after riding in the rain. Wipe off the excess every time.
- Grease threads when you install parts – pedals, bottom brackets and bolts – so they do not creak later.
- Wash gently. Do not point a pressure washer at bearings, the bottom bracket or the headset; it pushes water past the seals.
- Use the right torque. Loose parts creak, and overtightened parts can crack. Most bolts have the torque printed next to them.
- Do a regular check-up. Our bike maintenance guide covers the routine that keeps noises away.
- Prepare for winter. Salt and slush strip lube fast – see our tips on riding a bike in winter.
When to Get Help
When to Take Your Bike to a Shop
Most squeaks are a 15-minute fix at home, but some jobs need a mechanic or special tools:
- Any crack in the frame, fork, handlebar, stem or seatpost.
- Play or roughness in the bottom bracket or headset that you cannot adjust out.
- A press-fit bottom bracket that keeps creaking.
- Hydraulic disc brakes that keep squealing after cleaning, or pads contaminated with oil.
- Noises from an e-bike motor or battery.
In short: start with the chain, then check the pedals, saddle and seatpost, bottom bracket, derailleur pulleys and brakes – one at a time. Clean, grease or lube and tighten to the correct torque, and your quiet bike will be back.
Tools to Silence a Squeaky Bike
Most squeaks come back to a dirty chain or a dry part. These tools make cleaning, checking and servicing your drivetrain quicker – and keep the noise from coming back.
Chain cleaner
Park Tool CG-2.4 Chaingang Cleaning System
A chain scrubber, brushes and degreaser in one kit – the quickest way to deep-clean a dirty chain on the bike.
View on AmazonChain checker
Park Tool CC-3.2 Chain Checker
Shows in seconds when your chain is worn, so you can replace it before it wears out the cassette and chainrings.
View on AmazonBike cleaner
Muc-Off Nano Tech Bike Cleaner
A fast-acting, biodegradable spray that lifts mud and road grime from the frame, wheels and drivetrain without harming paint or seals.
View on AmazonRepair stand
CXWXC Bike Repair Stand
A folding home workstand that holds the bike off the ground, so cleaning, lubing and adjustments are much easier.
View on AmazonCrank puller
Park Tool CCP-22 Crank Puller
Removes square-taper and splined crank arms without damage – the tool you need for crank and bottom bracket work.
View on AmazonBrake pads
Kool-Stop Dual Compound V-Brake Pads
Threaded pads for linear-pull (V) brakes with a salmon compound for better stopping in the wet.
View on AmazonAs an Amazon Associate, The Bike Magazine earns from qualifying purchases. Prices and availability are shown on Amazon.
Frequently Asked Questions
Quick answers to the questions riders ask most about a squeaky bike.
Why does my bike squeak when I pedal but not when I coast?
If the squeak stops when you coast, it is coming from something that only moves when you pedal: the chain, pedals, cleats, cranks, bottom bracket or derailleur pulleys. Start by cleaning and lubing the chain, then check the pedals and bottom bracket.
Why does my bike squeak only when I sit on the saddle?
A squeak that stops when you stand on the pedals usually comes from the saddle or seatpost. Remove the seatpost, clean it and the seat tube, grease it (or use carbon paste on carbon parts), and clean and grease the saddle rails and clamp.
Is it safe to ride a squeaky bike?
A squeaky chain or saddle is annoying but not dangerous. A creak from the frame, fork, handlebar or stem can be a sign of a crack, though, and a loose crank or rubbing brake can get worse. Find the cause soon, and stop riding if you see any cracks.
What is the best lube for a squeaky bike chain?
Use a bike-specific chain lube: a dry lube for dry, dusty riding and a wet lube for rain, mud and winter. General-purpose sprays clean and displace water but do not last long as a chain lube.
Why does my bike squeak after rain?
Rain washes lube off the chain and can get into the pedals, bottom bracket and brakes. Dry the bike, clean and re-lube the chain, and wipe the rims or rotors. If the brakes keep squealing once they are dry, check the pads.
