# Big or small chainring on kickr? **URL:** \ **Category:** Equipment\ **Tags:** trainer\ **Created:** [October 5, 2018, 3:44pm UTC](https://www.trainerroad.com/forum/t/big-or-small-chainring-on-kickr/2743 "2018-10-05T15:44:25Z")\ **Posts on this page:** 1\ **Showing post:** 3
**Author:** ![mcneese.chad](https://sea2.discourse-cdn.com/trainerroad/forum/user_avatar/www.trainerroad.com/mcneese.chad/32/15056_2.png) [@mcneese.chad](https://www.trainerroad.com/forum/u/mcneese.chad)\ **Post date:** [October 5, 2018, 4:03pm UTC](https://www.trainerroad.com/forum/t/big-or-small-chainring-on-kickr/2743/3 "2018-10-05T16:03:08Z")
Gearing does have an impact. It is essentially affecting the flywheel speed and inertia, which impacts how it loads your body and muscles. Here is a video showing some of the differences. [![](https://global.discourse-cdn.com/trainerroad/original/2X/c/ce1c3f54f949628c528168154bc98b2888b214c3.jpeg "Wahoo Kickr ERG Mode - Does Gear Selection Matter?") ](https://www.youtube.com/watch?v=uHUOhmG04M8) This has been discussed in other threads. I will search and add links to them. > [@Which gear do you do your rides in?](https://www.trainerroad.com/forumt/which-gear-do-you-do-your-rides-in/931): > > I’m on a Kickr and have noticed I really struggle with the longer effort sweet spot workouts (ie. Tallac, Eclipse, Geiger) in the Wahoo recommended small ring middle of the cassette so I’m forced to complete sweet spot workouts in the big ring. The shorter VO2 max efforts though like Clouds Rest of Spanish Needle I can complete in the small ring with no real issue. Is this a limiter of mine that I should be working on? Should I just do the workouts in whatever gear I want? I always do my start o… > [@Big or small chainring on kickr?](https://www.trainerroad.com/forumt/big-or-small-chainring-on-kickr/2743): > > Im currently using the small chainring to train on my kickr as I train early in the morning to trying to avoid too much noise. Is there any difference between using the small or large chainring if all workouts are done in erg mode. (I had previously read somewhere that the big chainring was more realistic to riding on the road) --- _[View the full topic](https://www.trainerroad.com/forum/t/big-or-small-chainring-on-kickr/2743)._