![In spite of getting up there in age, the Shimano Dura-Ace 7400 cranks retain much of their original luster. © Cyclocross Magazine - Cyclocross Magazine - Cyclocross and Gravel News, Races, Bikes, Media In spite of getting up there in age, the Shimano Dura-Ace 7400 cranks retain much of their original luster. © Cyclocross Magazine - Cyclocross Magazine - Cyclocross and Gravel News, Races, Bikes, Media](https://www.cxmagazine.com/wp-content/uploads/2015/11/eddy-merckx-karel-mintjens-titane-cyclocross-img_9566-ay_1.jpg)
In spite of getting up there in age, the Shimano Dura-Ace 7400 cranks retain much of their original luster. © Cyclocross Magazine - Cyclocross Magazine - Cyclocross and Gravel News, Races, Bikes, Media
![Shimano Dura Ace 6-speed shift lever down tube SL-7400 Downtube Braze On Shifters Vintage road bike | Studio Brisant Shimano Dura Ace 6-speed shift lever down tube SL-7400 Downtube Braze On Shifters Vintage road bike | Studio Brisant](https://studiobrisant.com/media/image/6e/50/f2/dscf7409_1450x1450.jpg)
Shimano Dura Ace 6-speed shift lever down tube SL-7400 Downtube Braze On Shifters Vintage road bike | Studio Brisant
![RideShimano on Twitter: "TBT: 1984 Shimano introduces the Dura-Ace 7400 series. The first SIS shifting system in cycling history #RideShimano https://t.co/GIfp3Gm2Fe" / Twitter RideShimano on Twitter: "TBT: 1984 Shimano introduces the Dura-Ace 7400 series. The first SIS shifting system in cycling history #RideShimano https://t.co/GIfp3Gm2Fe" / Twitter](https://pbs.twimg.com/media/CUL866KXIAA4oAv.jpg)
RideShimano on Twitter: "TBT: 1984 Shimano introduces the Dura-Ace 7400 series. The first SIS shifting system in cycling history #RideShimano https://t.co/GIfp3Gm2Fe" / Twitter
![Shimano DURA-ACE 7400 Series - Is That A Perfect Partner for an SBDU Ilkeston Frame » My TI-Raleigh SB4059 Shimano DURA-ACE 7400 Series - Is That A Perfect Partner for an SBDU Ilkeston Frame » My TI-Raleigh SB4059](https://i0.wp.com/raleigh-sb4059.com/wp-content/uploads/2015/11/shimano-dura-ace-1984-7400.jpg?ssl=1)