Inside Ride Kickr E-Flex Trainer Motion System

yep… Only thing I haven’t checked is that the frame doesn’t have an issue, but it’ll lean either to 11 or 1 o clock depending. The seat-centering was a bit of an issue, but not the whole issue. Levelers did the most. Another thing, I’m backed up against the upright on the rear pipe clamp., I might try the 700c setting to get some more spring under the flywheel.

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That looks pretty good.

  • That height change won’t really have an impact. The leaf spring sits under the fixed rear foot of the Kickr. Changing the axle height won’t impact the loading on the spring at all.

  • At most, it might shift center of mass higher, which might make a difference, but that only seems to indicate some alignment issue elsewhere.

  • If you want a stiffer spring, you can add some shims between the spring and the Kickr foot. Or you can flip it to the Kickr 18 setting (without the slot next to the mounting surface.

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It’s seated right, and if I move the unit forward, it will give the spring more leverage. I’ve tried shimming the spring, but no dice. Shimming the front unit works better, shimming both works better still, adjusting the saddle rotation helped a bit.
Part of the problem with all this is that I’m on carpet, on the 2nd floor of house, so the level get off somewhat often. Maybe the unit is machined wrong. In any case, it is very sensitive. It only takes a few degrees out of plumb for it to cause some strain on the body.

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Tricky. I see, you are talking about sliding the trainer forward in the mount. That will tweak spring force in small ways, nice idea.

I am on carpet (with a thick foam foundation), but a concrete floor in the basement, so more stable in ways. That and the fact that I also made the whole thing less stable with my mini-rocker under the front means my experience is quite a bit different than your.

Sorry you are having these issues. Hopefully you can get it dialed and just enjoy the motion.

Random thought - If carpet and non-level flooring is a problem, how about a couple platforms with spike feet like one would use under audio speakers or vibration sensitive equipment? That might make for better stability and allow for leveling.

He already added adjustable leveling feet that are not present on the stock E-Flex.

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Yes, but those sit on top of the carpet. Was thinking that Spikes would poke through and get to solid substrate. $0.02

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OK, got it.

What kind of fancy carpet do you think I have? :slight_smile:

See that tile in the middle? I have a few of those. I tried it with those under the feet and base. (amazing values @ $1ea at Menards btw)

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Question for the @mcneese.chad and the group:
When my 2018 Kickr is mounted to my E-Flex, and the bike is not attached, I feel a noticeable “clunk”, or detent, in the middle of the fore-aft movement when I slide the Kickr forward and backward by the Kickr’s handle. Is this normal?

I have the leaf spring in the correct direction for a 2018 Kickr and my center support arm extends 90mm beyond the front clamp.

I get that too. I haven’t totally dug into it, but here is a good guess.

Unloaded fore-aft motion (no bike and rider) allows the internal slide to lift and rotate slightly in the tracks. When you move the slide enough to hit the spring resistance (o-rings), the off-center location of the spring attachment vs the center of the slides leads to a tilt.

The clunk you hear and feel is the internal slide twisting and hitting the other side of the tube, inside.

Once you actually load the setup, there no chance you can twist the slide, so there is no clunk in that case.

Does that make sense?

That makes perfect sense. Thank you!

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I’ve liked these a lot! Made this indoor season (year?) a lot more bearable. Sad that I have to relocate for a work for a bit and can’t bring them with me.

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The wheels inside the unit are plastic. It’s possible one is dented or there’s soemthing in the tube. You can pull the end off and have a look. Probably the quickest way is to pull the two rubber bands off and just look/feel in the channel.

It could also just be the whole unit rocking fore/aft a bit. Not a big deal.

Has anyone removed the little sticky ‘feet’ that come on the bottom of the unit (both parts, front and rear)? A couple of mine keep sliding (so that half is under the unit and half is exposed) and it’s bugging me. Every time my knee starts to hurt I look down and realize ‘oh yeah, that foot had edged out again’. Then I fix it and it’s fine until it starts to work it’s way out again. I don’t think they are adding anything to the performance, I assume that they were added to protect people’s floors.

Any thoughts?

Mine are in place, but I am on carpet, that absorbs the rubber height and sits on the aluminum tubes anyway.

Typically, I’d like to have a rubber foot like that, so I’d either get some new double-stick tape or new feet to attach.

Yeah, I think you’re right. I have the front wrapped, this post was promoted by me noticing the rear scooting out for the first time.

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Pads haven’t moved on mine, perhaps because of the mat? We have wood floors in the house, and all chairs and furniture have felt pads. So it’s the sort of thing that I routinely look at when vacuuming the feet on kitchen chairs or moving the InsideRide off/on the mat. Definitely no movement on my InsideRide in the garage.

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Oh yeah for sure, your mat is keeping those perfectly in place. I’ve just got a little utility mat, no real padding.

For what it’s worth, upon further inspection taking the sticky feet off altogether is a bad idea. There are a couple of screw heads on the underside that would then be contacting the floor. Probably fine on a soft surface, but the whole thing would be unstable on a hard surface.

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I’ve had these for about a year and love them, but recently I’ve noticed a “squeaking” and I’m certain it’s not the drivetrain. Has anyone applied lube or grease to pivot points on this things to help with this?