Originally Posted by
San Rensho
The difference in gearing between a 34/28nand a 34/30 is absolutly negligible. you will never feel the difference. 30 inch gear v 32 inch gear. For comparison, the difference between a 53 18 and a 53 17 is 5 gear inches and I can barely feel the difference.
If the OP is barely making it up a hill with a 28, 2 more teeth will seem immense.