Sr 50 .. To replace the spark plug on an Aprilia SR 50, loosen the screws securing the panel located in the footwell of the bike and also fixed.. …

Rs 125 .. Before you begin, position your Aprilia RS 125 vertically. Start by removing the rider's seat using the key. Next, dismantle the fuel.. .. the hoses. This will give you access to the spark plug. Proceed by disconnecting the corresponding cap. After this, unscrew and remove the spark.. …

Rx 125 .. To replace the spark plug of the Aprilia RX 125, you need to completely remove the seat of the motorcycle to access the components underneath:.. …

Sr 150 .. To change the gear oil on the Aprilia SR 150, loosen the drain plug located at the rear of the transmission casing: there will be two,.. …