O Ring S8030061 #7 is fits for DooSan(DeaWoo) DX140W TIER-III(DX140WE(ERP)) excavator. DX140W TIER-III(DX140WE(ERP)) excavator option parts S8030061 is on sale at Tonkee. Tonkee(www.partsdic.com) offers high quality S8030061 replacement parts for your excavator.
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