400 SM rebuild (Ryan’s old bike).

I picked up a pair of DRZs at the start of June. Ryan’s black SM and a blue S (Shane’s). I thought I’d use this (long) post to cover the story of the SM rebuild.

I’d heard about the bike at least a year earlier from Karl. “DRZ SM with a knock”. Ryan and I had exchanged messages, but I figured I’d likely need to replace the crankshaft at least some of the bearings, rings, and get a valve job done. The numbers didn’t look great. A year later, mention of the bike came up, and the price had dropped.

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