Search for Stolen Bike by Specifics: multiparamter query : Manufacturer: For Stolen Bike by Serial Number: Full or Partial Number: Please enter alphanumerics. Making sure the dirt bike isn't stolen is the other part, and the dirt bike's VIN (Vehicle Identification Number) can help determine if the used dirt bike you're buying is legit. Purchase your In the case of some early 80s Treks, the number is under the plastic cable guide on the bottom of the shell. It has flybikes stickers on it but googling the numbers off the bb doesn't throw anything up other than something for wethepeople and it has some salt components. Once finding out the year, cross reference with the correct catalog to find out which model you have. How can I register my bike? Serial Number Location Trek frame serial numbers (SNs) are typically stamped into the bottom of the bottom bracket shell. Step 2. Are bikes purchased through an online auction site covered under warranty? The National Bike Register provides a secure bicycle and bicycle parts ownership database that can be used by owners and law enforcement to trace ownership for transfers/sales and theft research. Serial Number Check. Write down your VIN. I picked up a bike off ebay because it was stupidly cheap but have no idea what it is. Earlier bikes may have a VIN on the frame or on the engine case. No spaces, hyphens, etc. How to Check for Stolen Motorcycle VIN Numbers by Stephanie Ellen . If your bike was made after 1970, it will have a tag somewhere on the frame. Check your motorbike for the VIN. Register yourself, your bike and/or your bike parts. How do I get warranty service? Utilizing this database, you can verify before or after purchasing an item if said object has been marked as missing or stolen. Determine with the color (USA and Europe have different colors) and parts in the catalog. The serial number is the key to finding out what year cannondale you have. Buying a used dirt bike in good mechanical condition is only part of the total equation. Apparel and Accessories Warranty; Where do I find my bike's serial number? Check the serial number of your item: Have it Back incorporates nearly all freely available serial numbers. Where do I find my bike's serial number?