My bike was just two bolts, a rear stand, and a jack for the actual lowering. BUT, I also had to cut the kickstand down so the bike didn't stand up straight. After the initial rear end lowering I also lowered the front to match by sliding the clamps on my forks. Kickstand was the only 'hard' part.
2003 Kawasaki Z1000: 11.886 @ 117.72MPH