I think about two years whitewall tires will faded out and need to be replaced completely from full black tires. It's just an estimate and depend on some situation also.
Whitewall tires are tires with a stripe or sidewall of white rubber. You can learn more about Whitewall Tires at the Wikipedia. Once on the page, type "Whitewall tire" into the search field at the top of the page and press enter to bring up the information.
Use soap and water to clean whitewall tires. Also use a nylon or plastic brush to scrub the tires while you clean it.
Whitewall tires were all the rage thirty years ago, but are far less common now. Most tire dealers like Tire Barn and Discount Tires can get whitewall tyres, although they may need to be special ordered.
Contact Coker Tire Company.
You may wanna check .cokertire.com. Coker tire is the World's largest supplier of collector car tires and wheels. Choose from radial, bias ply, whitewall and many other styles to fit your classic car.
The lower price does not include seats or whitewall tires.
Almost any major tire store will stock them.
Some different options include radial tires and whitewall. They also offer racing tires and overall general tires for average wear and tear. They also offer snow tires for driving on ice and snow.
If you're looking for a history on whitewall tires, Wikipedia has a great article on it: http://en.wikipedia.org/wiki/Whitewall_tire Should you be looking for more info on purchasing them, try the Universal Vintage Tire Company. They have a wide selection of whitewalls for you to choose from: https://www.universaltire.com/american-classic-tires.html
FROM THE 1975 OLDSMOBILE OWNERS MANUAL STANDARD JR78-15 (BLACKWALL) O[TIONAL JR78-15 (WHITEWALL)
i use a biodegradeble cleaner like simple green and a stiff brush, if you have whitewall or white letters they will look like new, then i apply maguires natural shine to protect the rubber
Good luck ive been searching all over and cannot find the 18in front tire anywhere //Michaels cycles in Angels Camp, Ca. 95222