Need replacement seat for JD 48 backhoe

[gvw]

Seat that came on the JD 48 backhoe has finally deteriorated and is toast -- replacement cost appears to be $130 --- YIKES!--------would think there is a cheaper alternative out there --- have looked a places like N T but cannot find one with similar dimensions ---any ideas??
THANKS
GW

 

[6string]

Ebay or salvage yard?