No fuss. Just take off your old assembly and replace with this one. No need for tubes or tires shops. No messing around with mounting these yourself. Perfect replacement for your machine. Will make your machine look and feel new. **** .75 precision ball bearings ****Tire size:15×6.00-6 Ply: 4 Tubeless 6×4.5 Wheel with Precision bearings; Hub is 3″ Long with .75 precision ball bearings. No grease required. Color: John Deere Yellow John Deere Part # GY20638; John Deere AM127303 Fits on Models: John Deere Series 100 and 300 models; LT150; LT160: LT170; LT175; LT180; GT242; LX175; LX176; LX255; LX185: LX288 (WILL NOT FIT ON TRAILERS) Tire OD: 14.96; Tire SW: 6.3; PSI: 30; Max Load: 570 lbs.