With the Spark, light weight, efficiency, and versatility merge to create the worldメs most refined single track machines. With an HMX carbon frame and 120mm of suspension travel the Spark 900 Ultimate helps get you down the hill with the same confidence that got you to the top. A FOX 34 fork, NUDE EVOL rear shock, our TwinLoc Suspension System, FOX Transfer dropper post, and SRAM XX1 Eagle drivetrain round out the Spark 900 Ultimate build.