this motorcycle has a stock twin cam 88 cubic inch motor with the stock 5 speed transmission. It has numerous visible chrome upgrades that you can see in the photos,I also have the following aftermarket upgrades. A custom corbin seat with removable back rest in the rider and passenger position,.internaly wired handelbars with chrome controls,stainless steel plastic coated brake,throttle and clutch cables, K and N high flow carb.,hooker tuned flow 2 into 1 exhaust system. I have also relocated the front bllikers. The front suspension on this bike has also been reworked with stiffer springs and interal upgrades to the shocks by racetech of corona california. I am the original owner and have every service record as well as all documentation for the upgrades..