Originally Posted by
Henry11972
The dimensions of the wheels are fairly unconventional, according to the Internet, at 27” by 1 1/4”
27x1-1/4" isn't anything special, it was one of the most common sizes but hasn't been fitted on many new bikes since the 1980s. Many 27x1-1/4" bikes can use 700C wheels, with a much wider choice of rims and tyres -