The Wire Harness assembly is constructed from several parts from which the Eps Control Unit is the most expensive.
The most reasonably priced component used on the Trx420fmb 2011 (b) European Direct Sales / Type 2 4wd Wire Harness is the Bolt-wash.,4x20.
This schematic depicts all components used in the Trx420fmb 2011 (b) European Direct Sales / Type 2 4wd Wire Harness partslist.