![Hi, I have an old bike with a discontinued derailleur which has finally broken. It is a shimano STX RC rear derailleur (pictured). Can I use a modern part which is still Hi, I have an old bike with a discontinued derailleur which has finally broken. It is a shimano STX RC rear derailleur (pictured). Can I use a modern part which is still](https://preview.redd.it/c5xyyks8ugy61.jpg?auto=webp&s=f3cb5e119825843913ffa4bfc7d8e513e45bc275)
Hi, I have an old bike with a discontinued derailleur which has finally broken. It is a shimano STX RC rear derailleur (pictured). Can I use a modern part which is still
![Stx Rc Mountain Bike Front Derailleur Mc36 Front Dial 34.9mm On The Cable - Bicycle Derailleur - AliExpress Stx Rc Mountain Bike Front Derailleur Mc36 Front Dial 34.9mm On The Cable - Bicycle Derailleur - AliExpress](https://ae01.alicdn.com/kf/HTB1tFmWc8Cw3KVjSZFlq6AJkFXax.jpg)
Stx Rc Mountain Bike Front Derailleur Mc36 Front Dial 34.9mm On The Cable - Bicycle Derailleur - AliExpress
![1994 SHIMANO REAR BICYCLE DERAILLEUR STX RC 7, 8 SPEED SGS LONG CAGE RD-MC33 #Shimano | Urban bicycle, Bicycle, Bike 1994 SHIMANO REAR BICYCLE DERAILLEUR STX RC 7, 8 SPEED SGS LONG CAGE RD-MC33 #Shimano | Urban bicycle, Bicycle, Bike](https://i.pinimg.com/originals/4c/a3/13/4ca3138694af2937bb9ae22ee9cc9c4b.jpg)
1994 SHIMANO REAR BICYCLE DERAILLEUR STX RC 7, 8 SPEED SGS LONG CAGE RD-MC33 #Shimano | Urban bicycle, Bicycle, Bike
![Shimano STX RC 8 speed shifting a 11-40 9 speed cassette? Running 1x 32 tooth upfront. Will it work? : r/bikewrench Shimano STX RC 8 speed shifting a 11-40 9 speed cassette? Running 1x 32 tooth upfront. Will it work? : r/bikewrench](https://i.redd.it/shimano-stx-rc-8-speed-shifting-a-11-40-9-speed-cassette-v0-pancy1a2jqta1.jpg?width=3024&format=pjpg&auto=webp&s=2e88a2a4c93be002ae1ef8917dc427f7cf4664d9)