Originally Posted by
John E
To pick a nit, the larger freewheel is also non-OEM, but this was an extremely common modification at the point of sale, because not everyone wanted a 45/21 = 58-inch bottom gear.
No kidding... I put a 14-28 freewheel on my PX-10 (42" low). I took it for a ride today and I still had to walk it up a VERY steep hill. Would have made it on my other bikes.
Nice to see the old pair is still together.