Select page: ST976767 Gasoline Engine / Mower Deck ST976783 Grass Catcher ST976785 Handlebar ST976835 Transmission / Wheels and Tire ST976869 Labels Other parts group: 0 43 cm Walk-Behind Mower 4-cycle engine, R43S (SA1765) 10 43 cm Walk-Behind Mower 4-cycle engine, R43S (SA216019) 20 43 cm Walk-Behind Mower 4-cycle engine, R43S (SA216020)