o ▁headquarters . ▁In ▁ 1 9 8 8 ▁Tre k ▁introduced ▁" T rek ▁W ear ," ▁mark ing ▁the ▁company ' s ▁entry ▁into ▁the ▁cy cling ▁app arel ▁business . ▁A ▁year ▁later ▁Tre k ▁expanded ▁into ▁foreign ▁mark ets , ▁opening ▁subs idi ary ▁offices ▁in ▁the ▁UK ▁and ▁in ▁Germany . ▁That ▁same ▁year ▁Tre k ▁introduced ▁its ▁Jazz ▁brand ▁of ▁b icy cles , ▁a ▁collection ▁of ▁entry - level ▁and ▁k ids ’ ▁b ikes ▁designed ▁by ▁Tre k ▁but ▁manufact ured ▁in ▁Taiwan . ▁Jazz ▁b icy cles ▁were ▁dis cont in ued ▁in ▁ 1 9 9 3 . ▁▁ 1 9 8 9 ▁was ▁a ▁p iv otal ▁year ▁for ▁Tre k , ▁mark ing ▁the ▁year ▁that ▁the ▁company ▁un ve iled ▁its ▁first ▁m old ed ▁carbon ▁fi ber ▁frame , ▁the ▁Tre k ▁ 5 0 0 0 . ▁The ▁ 5 0 0 0 ▁frames et ▁( mon oco que ▁carbon ▁frame ▁plus ▁bond ed ▁al umin um ▁fork ) ▁had ▁an ▁advert ised ▁weight ▁of ▁. ▁Design ed ▁by ▁Tre k ▁but ▁built ▁by ▁Br ent ▁Tr im ble , ▁an ▁outside ▁manufact urer , ▁the ▁ 5 0 0 0 ▁suffered ▁enough ▁quality ▁problems ▁that ▁it ▁was ▁dis cont in ued ▁after ▁just ▁one ▁year . ▁But ▁the ▁less ons ▁learned ▁from ▁the ▁ 5 0 0 0 ▁would ▁prove ▁to ▁be ▁instrument al ▁in ▁driving ▁Tre k ▁to ▁develop ▁its ▁own ▁carbon ▁manufact uring ▁capabilities ▁in