spring

I have a 1997 KX60. The most important things are supermoto tires and a harder rear spring. I heard about the Dunlop TT92's but wasn't sure if those are the right ones to get. The rear wheel in 12in and the front is 14in. I also can't seem to find a stiffer rear spring to accommodate my weight...

I've exhausted the search button and can't find a definitive answer.. so here's my issue for my 2009 DRZ400SM... I'm about 205 pounds with full gear on and this rear shock is ridiculous. Bottoming out on everything. I know people replace them with stiffer ones, so is it as easy as getting a new...

I'm new to doing maintenance on my bikes. I've always taken my street bikes into the dealership for service. Now that I am getting into the Supermoto world, I need to do some of these things myself. I bought a used 450SMR from a guy who was a lot heavier than me (250 lbs vs 150). I need to swap...