Designed specifically for fuel-injected Yamaha sport ATV models
We do the job right
specifically tailored for models 4001
complete gasket kit & full oil seal kit
without the premium associated with Athena or Cylinder Works products
03-05 YZ450F YZ WR 450F Complete Bottom End Bearing Kit Crankcase & Transmission XT600 Designed specifically for fuel-injected YamahaTBK0067, 93306 20532 00, 93306 00426 00,822228,K022, BBK0011, 93306 20593 00, 93306 205A50 00, 93306 00431 00, 93306 20532 00, 93306 30633 00,5GR 17471 10 00, 90387 2513F 00, 90215 21001 00, 421 3067, 871480, 1106 0146 Transform your ride with this power boosting transmission bearings kit from BPRATV. This heavy duty kit is the ultimate upgrade for your Yamaha YZ450F, YZ426F, WR426F, WR400F or WR450F dirt bike. This complete bottom end bearing kit