Amped A20 Tyre Set (Pair) 20x2.125 – Replacement Tyres for Standard A20 (Not Pro) a20spare 14hp rear wheel power Carb 14hp rear wheel power Carb Smaller beginner focused carb setup 26mm race carb with double foam filter Suspension Basic forks and rear shock 735mm CNC USD forks and 290mm nitrogen piggyback shock Chassis Smaller or less performance focused chassis SDG2 heavy duty cradle frame with 430mm TIG welded swingarm Best For Learning and light progression Confident riders wanting serious 140cc performance The Stomp Z3 140 is the better choice if the rider is ready for more power Choose the right bike by rider height 125 tyres is designed to fit standard Amped A20 models Ideal replacement for worn or damaged tyres