Seat foam with a greater density than originals that assure a longer duration than the standard one. Available also with the increased height of 15 mm. For KTM 125 SX, 150 SX (2016-2017), 250 SX (2017), 250 SX-F, 350 SX-F, 450 SX-F (2016-2017), 250 XC-F, 350 XC-F, 450 XC-F (2016-2017), 125 EXC, 150 EXC, 250 EXC, 300 EXC, 250 EXC-F, 350 EXC-F, 450 EXC-F, 500 EXC-F (2017). Height: standard.