The Dunlop D401 is the approved Harley cruiser tyre. The D401 tread pattern and specifically formulated compound deliver outstanding grip in wet and dry weather and provides long tyre life. The D401 tyres is bias ply belted construction (The D401 200/55-17 is a radial tyre) with a optimized tread profile to reduce scalloping for even wear. The Medium White Wall "MWW" has a narrower white section that dosnt go all the way to the bead (see images).
WW denotes White Wall.
MWW denotes Medium White Wall.