There are several tire store in the area too choose from.You can find a limited selection of tires for tractor trailers in Milwaukee at Sears.
The best place to look for tractor trailers for sale is on Truck Paper, a company that hosts used trucks and trailers around the world. Their website allows buyers to find listings of sellers selling tractor trailers.
You can find tires for a John Deere tractor at Lowes, Home Depot, Amazon.com, and ebay.com. There are many stores that currently sell John Deere tractor tires.
This site looks promising http://www.nexttruckonline.com/ they sell trucks, tractor trailers and accessories/maintenance items that you would need for your tractor trailer.
Tractor Tires can be purchased at several online retailers. Examples include TireTown Farm Tires (www.tiretown.com) and Tires Unlimited (tiresunlimited.com)
www.tiretown.com/rearfarm.htm has them. You could also try a local tractor store.
Many times you can find used tractor tires at tire business around you, I would call around first and compare prices as todays gas prices are insane, or you could always search www.ebay.com for used tractor tires.
Tractor tires take alot of wear and tear so you want to find the most durable for the money. I would also consider buying your tractor tires with a warranty.
There are many online tractor tire resellers. Most large tire manufacturers sell tractor tires. For example Firestone. You can compare prices on tractor tires at BizRate.com if you want to find the lowest price online.
Nebraska Tire has a wide selection of affordable tractor tires for sale. Omaha Tractor Equipment Parts and Jensen Tire Wholesale Warehouse are also located in Omaha.
You could find used tractor tires at any hardware store such as Home Depot or at a tractor specializing store such as John Deere or the like. Also, people in your area may be selling tires.
There's a couple places to find used tractor tires. The most popular way is to go to the local tire shop and have them order it or you can go to a junk yard and they might have one.
You can find very affordable and cheap tractor tires for your farming needs if you buy them second handed. Look for them in pawn shops or flea markets to get the best bargain.