s1 rx7 savanna with bent axle. any othe axles from early mazdas fit

what early mazda axle will go into a 1979 rx7 savanna stock diff? i knneed a quick fix

every 1979-1985 rear axle will do
some 84-85 have different bolt pathern, but their lsd and disk brakes are bigger/stronger.
some have LSD and rear disk brake, some have drums