Buying a used bike is a great way to enjoy the pleasures of cycling while saving money. However, it's essential to proceed carefully to avoid unpleasant surprises. This detailed guide will walk you through the buying process step by step, providing practical advice and key points to check.
Define your needs and your budget
Before you start your search, it is crucial to determine how you will use your future bicycle:
- Urban travel: for daily journeys in the city.
- Hiking: for outings on roads and paths.
- MTB : for off-road trails.
- Competition: for athletic performance.
This reflection will help you target the type of bicycle best suited to your needs. Next, establish a budget, taking into account any potential repairs or upgrades you might anticipate.

Cost and price of a used bicycle
The price of a used bicycle depends on many factors, such as the brand, model, overall condition, and age. It's essential to assess whether the asking price is justified by the bicycle's features and condition. Here's an overview of the price ranges you might encounter depending on the type of bicycle:
| Type of bicycle | Average price (in €) | General characteristics |
|---|---|---|
| City Bike | 100 - 300 | Simple, robust, often with a steel or aluminum frame . |
| MTB | 200 - 800 | Front or rear suspension, aluminum or sometimes carbon frame . |
| Road Bike | 300 - 1000 | Lightweight, drivetrain adapted for speed, often made of aluminum or carbon. |
| Electric Bike / e-Bike | 500 - 2000 | Functional motor, checked battery, variable range. |
| Gravel bike | 400 - 1,500 | Versatile, wide tires, ideal for roads and paths. |
These prices may vary depending on supply and demand. It is advisable to compare several similar listings to assess the market. Also consider additional costs such as maintenance or replacement of worn parts, which can increase the overall cost of your purchase.
Where to buy a used bicycle?
Several options are available to you for buying a used bicycle:
- Specialty shops: offer refurbished bikes with a warranty.
- Classified ad sites: such as Leboncoin or Troc-Vélo, where vigilance is essential.
- Bike swaps: local events dedicated to the sale of used bikes.
- Community workshops: offer refurbished bicycles at attractive prices.
Each of these options has its advantages and disadvantages. For example, specialty stores offer a certain level of security, while classified ad websites require careful attention to avoid scams.
Essential checks before buying
Authenticity and origin of the bicycle
Make sure the bike isn't stolen. Ask the seller for the original purchase invoice and check the frame 's serial number. Since 2021, bikes sold by professionals must be marked with a unique identifier. You can consult chain stays like Bicycode to check the bike's history.
General state of the frame
The frame is the most important component when buying a used bicycle . Inspect it thoroughly:
- Cracks or dents: signs of impacts or falls.
- Corrosion: especially on steel frames.
- Alignment: check that the frame is not twisted.
A damaged frame can compromise your safety and lead to high repair costs.
Wheels and tires
The wheels influence the ride quality:
- Wheel runout: rotate the wheels to detect any possible runout.
- spokes tension: they must be uniformly tensioned.
- Tire condition: check for wear and absence of cracks.
Wheels in good condition ensure a smooth and safe ride.

Drivetrain
The drivetrain includes the chain , chainrings, cassette , and derailleurs:
- chain wear: a stretched chain can damage the sprockets.
- Condition of the gears: pointed or asymmetrical teeth indicate advanced wear.
- How derailleurs work: the gears should shift smoothly.
A drivetrain in good condition ensures optimal efficiency when pedaling.
Equipment and accessories to check
Braking system
Brakes are crucial for your safety. Check:
- rotor brakes: inspect the brake pads and discs for wear.
- rim brakes: examine the brake pads and rims to assess their condition.
Effective braking is essential for safe driving, especially on varied terrain.
Saddle and cockpit
A comfortable saddle and a well-adjusted cockpit ensure an ergonomic riding position:
- Saddle : check the condition of the padding and the fastening.
- Handlebar : make sure it is securely fixed and aligned.
- Stem : inspect for sturdiness and adjustability.
Precautions to finalize your purchase
When you are about to buy a used bicycle, take these precautions:
- Try it out to check for comfort and proper functioning.
- Negotiate the price, taking into account any potential repairs.
- Request proof of purchase to guarantee authenticity.
By following these tips, you will maximize your chances of finding a reliable used bike that suits your needs.
FAQ
How can you check if a used bike is not stolen?
Request the original invoice and check the serial number on chain stays like Bicycode to confirm the origin of the bicycle.
What are the essential points to check before buying?
Inspect the frame , wheels, drivetrain , brakes and saddle for any signs of wear or damage.
Is it profitable to buy a used bicycle?
Yes, it's an economical option, especially for a well-maintained bike. You can save up to 50% compared to buying new.
Should you buy from an individual or from a store?
A store offers more guarantees, but private sellers can offer more attractive prices. Choose according to your priorities.
What additional costs should be expected?
Expect to pay for maintenance or replacement of worn parts such as tires or brakes.
