** ONE **
 UNDERCARRIAGE UPGRADE KIT
THIS KIT WILL UPGRADE YOUR 257 257B UNDERCARRIAGE TO THE 257B2 STYLE


( TWO SIDES OF THE MACHINE )

INCLUDES: 
4  -  FRONT IDLER WHEELS
4  -  REAR BOGIE WHEELS
16  -  MIDDLE BOGIE WHEELS
WHEELS COME ASSEMBLED ON TWO TRACK FRAMES
2  -  COMPLETE SPROCKETS ASSEMBLED
2  -  OEM SOUCY RUBBER TRACKS ( 381X101.6X42 / 15X4X42 )