If you're looking for front struts designed for a lift kit for your 2007 Chevy Trailblazer, you may want to consider checking out some aftermarket suspension parts suppliers. Here are a few options you could look into:
Rough Country - Rough Country is a popular brand that offers suspension lift kits for a wide range of vehicles, including the 2007 Chevy Trailblazer. They have a variety of lift kit options, including kits that include front struts and also browse
https://www.vinnumberlookup.com/ site for vin number lookup there.
Bilstein - Bilstein is another well-respected brand that offers high-quality suspension parts, including front struts designed for lifted vehicles. They offer a range of products that are compatible with the 2007 Trailblazer.
Rancho - Rancho is a brand that specializes in off-road suspension systems, including lift kits for trucks and SUVs. They have front struts available that are designed for use with lifted Trailblazers.
Before purchasing any parts, be sure to confirm that they are compatible with your specific vehicle and lift kit. Also, keep in mind that installing a lift kit can be a complex process and it may be best to have it done by a professional mechanic if you're not confident in your ability to do it yourself.