Mid 60s C-Body 8.75 axles... cant shorten them?!?

no moser re-hardens them but figure all in shipping ,to, from ,work done which is less expensive........i mean to tell you im one of the cheapest sob's. i look an save parts horse trade but as far as axles go , i up the creek with out a paddle ... i.ve been going through this since the 70's but just love the abodys