1984 - Kwantum - Decosol - Yoko KoerstruienGordon Tiemstra7 April 2023Kwantum, Decosol, Decca, Colnago, yoko, Jan Raas
1980 - Boule d'Or - Studio Casa KoerstruienGordon Tiemstra5 April 2023boule d'or, Studio Casa, Adidas, Colnago, 1980
1982 - Termolan - Galli KoerstruienGordon Tiemstra28 March 20231982, Termolan, Galli, selle royal, Alan
1979 - Paris - Nice - General classification KoerstruienGordon Tiemstra24 March 20231979, Paris-nice, Joop Zoetemelk, Miko
2022 - Giro d'Italia - Points classification KoerstruienGordon Tiemstra23 March 2023Mathieu van der Poel, 2022, Alpecin, Fenix, Castelli, giro d'italia
1986 - Ronde van Nederland - General classification KoerstruienGordon Tiemstra22 March 20231986, Gerrie Knetemann, PDM, TDK, Ronde van Nederland
2011 - La Vuelta a Espana - General classification KoerstruienGordon Tiemstra10 March 2023Rabobank, Bauke Mollema, Giant, Agu, Vuelta a España, Ronde van Spanje, 2011
1961 - Peugeot - Dunlop - BP KoerstruienGordon Tiemstra27 February 2023Peugeot, Dunlop, BoViS, BP, 1961
1970 - Salvarani KoerstruienGordon Tiemstra30 January 2023salvarani, Franco Balmamion, 1970, Tour de France
1970 - Faema - Faemino KoerstruienGordon Tiemstra29 January 2023Faema, Faemino, Eddy Merckx, 1970, le coq sportif, Tour de
1979 - TI Raleigh - McGregor - World champion KoerstruienGordon Tiemstra28 January 20231979, Gerrie Knetemann, TI Raleigh, Mc Gregor, Vittore Gianni
2013 - Tour de France - Best young rider classification KoerstruienGordon Tiemstra3 January 2023Tour de France, 2013, Youth classification
1948/1952 - Giro d'Italia - General classification KoerstruienGordon Tiemstra28 December 20221948, 1949, 1950, 1951, 1952, giro d'italia, Tizzoni, fausto coppi, Fiorenzo Magni, Hugo Koblet
2021 - Trek - Segafredo KoerstruienGordon Tiemstra27 December 20222021, Trek, Segafredo, Bauke Mollema
1987 - Tour de France - Best young rider classification KoerstruienGordon Tiemstra31 July 20221987, Panasonic, Isostar, Super Croix, Tour de France, Le Parisien, le coq sportif, Erik Breukink
2022 - Giro d'Italia - Mountains classification KoerstruienGordon Tiemstra19 July 20222022, giro d'italia, Koen Bouwman, Jumbo Visma