How to choose the roller for a scooter?

How to choose the roller for a scooter?

Want to change the roller on your scooter but you don't know which weight or which size to choose? What is the size and weight of the original roller on the scooter? This article has listed the original roller weight and size for all scooters on the market. All you need to do is find the information you are interested in and order the yew you need from the online store! Among the many things you can do with a scooter for improve performances, choosing the best pebble is probably the cheapest and easiest.

What is the role of the pebbles?

The roller is a small metallic weight in the shape of a cylinder. They are on the movable cheeks of the variator of your scooter. As mentioned before, when you turn the accelerator, the movement and speed produced by the scooter follows, and the movable cheek reaches the fixed cheek to move the tires. These are pebbles which allow the movable cheeks to come closer to the fixed cheeks. The rotational movement and speed produced by the scooter cause the rollers to move from the outside to the inside of the movable cheeks.

How to choose a roller for your scooter?

To choose a new scooter roller, you can compare it with the original roller. The most important factors of a roller to consider are its weight and dimensions. You can maintain the same performance by choosing a roller that weighs the same as the original. Light or heavy rollers will affect speed. Heavy rollers increase top speed and light rollers increase acceleration. The size of the rolls should be the same as the size of the original rolls.

What you will need:

How to replace it?

If you buy a new roller, you can attach it to the movable cheek. To do this, you will need a socket wrench and a 17mm wrench, depending on your scooter model. For Chinese scooters, it is recommended to use a variator lock.

What you will need:

Step 1: Access the broadcast:

Just like replacing your scooter, you need to access your scooter drive. To do this, disassemble the variator by removing the screws that surround it with a screwdriver.Now you can see the scooter transmission with the variator on the left, the clutch on the right and the belt connecting the two.

What you will need:

Step 2: Disassemble the drive:

To disassemble the variator, remove the piston lock and place it in place of the spark plug. If you have a Chinese scooter, you will need to secure the variator with a variator lock. You can then loosen the wrench or nut that secures the drive mounting cheek with a wrench. After removing the nut, pay attention to the washer below. You need to save it to restore it to its original location. You can now remove the secure cheeks and belt by removing the clutch cover. This gives you full access to the erasable disk.

Step 3: Remove and replace the roller:

To access the rollers, you must remove the cup from the opposite side of the variator and barrel. Now you can see your pebbles. Just remove it and to replace it with a new one. A new pebble has been placed. You have to do the same steps in reverse order to get everything back.

What you will need:

Example: Weight and size of a roller for a SCOOTER SYM

ModelWeight in grSize in mm
DD 50 2t8,516 x 13
Jet Sport X SR Euro 2 50 2t8,516 x 13
Please Euro 2 50 4t616 x 13
Roller recommended for a SYM scooter. Here is the full list.

Learn more about your scooters:

Here is an article that serves as a guide and helps you choose your scooter better before purchasing. For this, we give you the details on the characteristics and the different types of scooter.