Car Racks
Before picking a car rack that is right for you, you must first pick which sports you want it for:

Skiing/Snowboarding

• Roof mounted racks
  
• Factory rack adapters

Biking

• Upright roof racks (front wheel stays on)
  
• Fork mounted roof racks (have to take off front wheel)
  
• Hitch mounted racks
  
• Trunk/hatch mounted racks
  
• Pickup bed racks (many of these also work for the inside of vans or large SUV's)
  
• Spare tire racks

Kayaking/Canoing

• Roof racks

Each of these rack options have various strengths and weaknesses, each of which this article will explore in detail.
Full Article