Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

Model: Honda Cb 125r
Part: Drivetrain

This guide explains how to remove and replace the sprocket and chain of the Honda CB 125R motorcycle, following the instructions below. First, place the rear stand and start removing the rear wheel by unscrewing the central axle; then disconnect and remove the chain, subsequently unscrewing the two screws of the sprocket to remove it, as illustrated in the video. At this point, unscrew the screws of the chainring to remove it and replace it with the new one, ensuring it has the correct tooth count; then reassemble everything by applying the reverse procedure!

Updated on 21 May 2026 by ScegliAuto

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