GT, 2006 GT Avalanche 3.0 Hardtail Mountain Bike All Mountain Bikes >>> Mountain Bikes by GT More details and ordering info. A visit to the mountains is the best when you bring a 2006 GT Avalanche 3.0 Hardtail Mountain Bike along. You will have enjoyable escapades on the 2006 GT Avalanche 3.0 Hardtail Mountain Bike; you'll never be bored on this mountainbike. This bicycle delivers a heap of fun to bring out the adrenaline addict in you. The 2006 GT Avalanche 3.0 Hardtail Mountain Bike is needless to say a lot of fun, but it's magnificent exercise as well; this cycle will keep you healthy. User input on 2006 GT Avalanche 3.0 Hardtail Mountain Bike by GT: Be the first to submit input on this product Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines