Exhaust system / since 2021 (Euro 5) Intake Camshaft Driveshaft Sidecar drive shaft Gearbox Crankcase Gearcase Rocker Clutch High Engine Shifter TWD Engine complete Oil pump Shifter Fuel system Exhaust system until 2020 since 2021 (Euro 5) System SAS Final drive Crankshaft conrods pistons