Originally Posted by
BlazingPedals
Sorry for your loss. It's interesting that the cracks started in the heat-affected zone. I wonder if GRR frames were heat-treated after welding? Between the relaxed steerer tube angle and the amount of rake in the fork, there's probably a significant amount of stress on the steerer tube.
Yes, heat-treated after welding. I've posted this in a few places on Facebook and gotten a couple replies with similar failures. The consensus is that the frame is toast and any Gold Rush of similar vintage and mileage might not be the best choice. We'll see where I end up.