48mm Fork Seal Sliders


Coincidentally, both sets of forks on my dirt bikes were 48mm and both needed new seals.  I drew up these seal sliders incorporating a groove in the OD that was intended for a tie wrap to hold the two halves together.  Most often these are made from metal that has more mass and thus more momentum for pushing the seal into place but I was able to place the fork tube on a rag on the ground and then push the seal into place by simply pressing down on the sliders.

Onshape model

Parts printed in ABS with 0.3mm layers (too impatient to wait for thinner layers!), 50% cubic infill and 1.2mm wall thickness.

48mm Fork Seal Slider PrintedObviously you need two of them.  The ID was a little coarse on these so it was increased in the model and I greased them up with lithium grease before use.

48mm Fork Seal Sliders Printed

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KYB Fork Protector

One of the fork protectors was missing off the 2007 YZ250F and they are about $25 for a new one.  I figured I’d design and print one and see if it would stay in place on the track. Quick model drawn up in Onshape. Printed in PLA for now simply […]
Fork Protector printed