Kramer is the current world record holder in the team pursuit (alongside Jan Blokhuijsen and Koen Verweij), and broke the world records in the 5000 m and 10,000 m three times.
U ekipnoj potjeri drži svjetski rekord (zajedno s Janom Blokhuijsenom i Koen Verweijem), a tri puta je obarao svjetske rekorde na 5000 m i 10 000 m.