Honda · 2002 to 2008
Honda VTX1800 darkside tire sizes
Stock rear on the Honda VTX1800 (2002 to 2008) is 180/70R16. Riders report running 205/60R16 as a car tire on the rear.
Stock front130/70R18
Stock rear180/70R16
What riders report
Rear · car tire205/60R16
Bridgestone Potenza G009Run on a stock rim. The rider says he loved it.
Rear · car tireSize not stated
Cobra VenomAbout 10,000 miles reported. Size not stated.
Car sizes close to stock, on paper
These car tire sizes come within 3 percent of the stock 180/70R16 rear in overall height, by the math alone. They are not rider-tested. Width, rim fit and clearance on your bike still decide what actually works.
Before you buy
Stock sizes come from published fitment listings and owner forums. Check the size on your current tire or the label on your bike, then read the big questions and the mounting guide.