ShockWiz Shows 84 Points on the Rear With Just 49% Confidence In the Values
One of the most important things to remember when you purchase a new, high end mountain bike, is that it can take 20 – 50 hours for a suspension system to ‘break in’. It’s like buying a new car – everything is tight. Over time and with terrain, the suspension seals settle in and the ShockWiz starts to reveal more consistent numbers.
That said – right now, I fully expect ShockWiz scores and recommendations to be a bit scattered. We’ll know more in two to four weeks.
Initial Values for Sag seem Really Close
I set the rear suspension for about 30% Sag, and for the front, I set it for about 10% sag. Generally speaking, most rear suspensions start around body + gear weight. I’m REALLY heavy right now, so I set the rear suspension at roughly 178 psi. Sitting on the suspension with the ShockWiz app open showed a sag of about 30%, and I’ll make changes based on this.
For the front, I followed the directions on the fork; 80psi or thereabouts. Sag was about 10% and the shock really performed poorly per the Shockwiz data. I am almost certain that I will need to add spacers to the front fork. I have those on order, but I will not install them until after the 20 hour mark.
What Is “Pogo”?
The ShockWiz showed that my rear suspension is suffering from “Pogo”. This is a term that means the suspension is not keeping up with terrain on rebound, and is instead ‘bouncing’ off the rocks and ridges.
Ideally, a rear and a front suspension have no pogo. Instead, they react to the terrain, absorbing hits and rebounding for the next hit. To be honest – this is terrain and speed-specific. I may get more “Pogo” over the next several days as I ride, and I won’t worry about it unless it shows up consistently.
Ironically, the front fork is also showing some “Pogo” from this ride, though the ShockWiz score went up to 84, equal to the rear. Again, I’m not going to worry about this too much, unless it shows up consistently after 20 hours of use.
14% Sag on the Front
The Front Fork recommendations from ShockWiz asked that I take air out of the front fork. I lowered the front by about 3-5psi, and this is what led to the 10 point improvement over the previous ride.
Use of Segments
This may be a bit controversial, but I decided to put the suspension to the test on a new ‘segment’ that I created. I used Garmin Connect for this because I do not want to generate controversy over speed and safety with other, more popular segment programs. I AM BY NO MEANS A HOT DOG. In fact, I really am NOT FAST on descending. Why? Well, I have the world’s worst health insurance, and there’s no doubt that speed, in my case, might kill. That said – if I can measure Time and FLOW in Garmin Connect, this MIGHT give me some better ideas about how the suspension is helping or hurting.
Here’s the segment; it is public, but I don’t expect anyone to to really care, and if you do break my times, bravo; you’re braver and more skilled than me.
Here’s the Garmin Connect Segment
That’s really about it – I’m going to head out and ride some more. I’ll keep you posted on the results!
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[…] (Specific, Measurable, Achievable, Repeatable, and Timely). It also allows me to study my Mountain Bike suspension instead of my fitness. Maybe some day I’ll even be able to merge the two, though it’s […]