Related by context. Frequent words. (Click for all words.) 43 brake lever 42 handlebars 42 footrests 42 pillion 42 footwell 41 backrest 40 perineum 40 vibration 40 sensor detects 40 electro magnetic 39 torsional 39 rearward 39 adjustability 39 rear 39 frontal collision 39 vibrations 38 airflow 38 handlebar 38 backrests 38 passenger airbag 38 motorcycle 38 nearside 38 twisties 38 whiplash injuries 38 foam padding 38 airbox 37 deformable 37 helmet 37 bends 37 airbag 37 deformation 37 aerodynamic drag 37 windscreen 37 airbag deployment 37 motorcyle 37 muscle contractions 36 rumble strip 36 gear shifter 36 torques 36 seatbacks 36 torsion 36 riding 36 centrifugal force 36 electromagnetic 36 laser pulse 36 lumbar 36 electromagnetic radiation 36 deflectors 36 CFRP 35 transducer 35 headrest 35 perpendicularly 35 steering column 35 motorbike 35 recumbent 35 infrared radiation 35 cornering 35 gearshift 35 wind deflector 35 uneven terrain 35 resonator 35 footrest 35 pillion passenger 34 manoeuvering 34 velocities 34 aerodynamic efficiency 34 riding pillion 34 pedals 34 laminar flow 34 gear lever 34 sliding sideways 34 uneven surfaces 34 protrusion 34 slippery surfaces 34 subframe 34 Airbags 34 muffler 34 seat 34 fairings 34 force limiters 34 sensory nerves 34 magnetic fields 34 rider 33 nosecone 33 noise 33 lateral acceleration 33 headrests 33 sitting astride 33 hairpin bends 33 temperature gradient 33 steering wheel 33 bicycle 33 curvature 33 spinning blades 33 thighs 33 undulated 33 protrusions 33 cavitation 33 piezo 33 transverse 33 plush leather