looking for a back rim and bash plate for a Yamaha YZ 250 (2004)

[BE-EM-WE]

hi everyone. 
did the wild thing and got myself a yz250, so that i can do off road rides with my hubby and daugther who's riding offroad for a long time..
got it delivered to my work yesterday and when i wanted to hook it on the bike tow bar , i noticed a cracked back rim.  trying to get the seller to replace...but now looking for a 2nd hand rim/prices.  can anyone help?

added... bash plate also missing.  thx wilddogs

 

[superfoxi]

 

[Koosdp]

 

[Poon]

 

[Koosdp]