Originally Posted by tjk23

I've used both the Lemmond .883 and the 109% method and in my case they are really close 80 cm inseam x109=87.2. 80cm x .883=70.64. I ride 172.5 cranks so the difference is only .64 and after subtracting the .3 they recommend for clipless pedals the numbers are even closer. Just wondering what your saddle height from center of bottom bracket is currently. The difference could just be that you are a toe pointer when you pedal.