The first place I would check is at your local junk yards. Most likely they will have them. If you can not find them there you can try hubcap heaven. They have just about everything for your rims there. If they don't you can try Amazon.com and they should be able to find some aftermarket center caps for you.
You can find affordable wheel center caps on hubcaps-wheelcovers.com.
Wheel intovations is a great place to find wheel center caps. They they are very friendly and helpful and there is a large selection of caps to chose from.
Cheap center caps can be found at www.Hubcaps.com .
Wheel center caps are generally made of aluminum or chrome plastic.
Wheel center caps are a car part. They hold the decorative hubcap of the wheel to the tire by locking in the middle of the wheel.
The bst distributor of wheel center caps is CenterCaps.net: http://www.centercaps.net
I found this one particular site most useful among others for information about all types and brands of wheel center caps- http://www.hubcaps.org/freeadvice.html AND http://www.hubcaps.org/
Wheel center caps can be replaced in about 20 minutes. While most people take wheel center caps into car repair shops, with the proper tools and minor know-how of bearing, they can be replaced at home.
You can visit www.ehubcap.com for custom whell center caps.
Try upstreamcentercaps.com if you want custom center caps. Otherwise you can find OEM center caps on ebay for a good price.
Center caps were originally meant to keep dirt away from the spindle nut and wheel bearings. Now they are mainly a decorative way to hide the lugnuts.
No not all do. It depends on how the wheel was designed. Some use old fashion hub caps.