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I recently purchased a 2026 Z06 coupe. I love the car but I have some observations.
The front end bobs up and down in tour mode way too much. It's a constant reminder that there is no weight up front. It is so bad I always drive in sport or Z mode. The stiffer front suspension setting fixes the problem mostly but what I really want is the sport front suspension setting coupled with the softer tour rear suspension setting. I wish we could do that.
The other observation is having the paddle shifters tied to the steering wheel. It just doesn't work on the street. When I want to turn left or right from a stop sign in manual mode I can't upshift until the steering wheel is straight. By that time the engine RPM is way up there. I wish the paddle shifters didn't move with the steering wheel.
The paddles are perfect. The steering wheel is not round so you're supposed to keep your hands in the same position, not let the wheel slide through your hands. That's why they are where they are. Learn to drive the way it was intended and you'll be fine.
In regards to the front bounce, I would check your tire pressures. Tires are an undamped part of the suspension, and if tire pressure is too low (OR TOO HIGH) it can cause bounce. MRC 4.0 is an amazing and advanced damping system, so it is not the dampers.
As a track guy, I would never want the paddles fixed to the steering column. WIth my paddle shifted 2003 BMW M3 with conventional round steering wheel and paddles like the C8, I learned to do upshifts with the left fingers with the steering wheel turned hard for 90* turns, don't find the need to do that with the C8Z.
Since you are just turning left or right on the street. The simple solution is to change gears into second before you aggressively have to turn the wheel. Problem solved. If you were in auto it would have shifted anyway.
I agree about the paddle shifter. My Alfa Romeo Quadrifoglio has them column mounted with big paddles and I absolutely love them. They have a great mechanical feel to them as well. One thing I wish our vettes had.
In regards to the front bounce, I would check your tire pressures. Tires are an undamped part of the suspension, and if tire pressure is too low (OR TOO HIGH) it can cause bounce. MRC 4.0 is an amazing and advanced damping system, so it is not the dampers.
TPMS accuracy is not the best. And hand held gauges vary also. In my former life we tried to use gauges verified against a standard. I have a quality gauge that I use to set the pressure with and try to check the tires under the same conditions, cold, using the same gauge each time. Be accurate, then drive a short distance and observe the TPMS readings. Don't be surprised if there are variations between gauge pressure and TPMS pressure readings. I believe a quality hand held is the one to trust.
With most of my cars, including the C8Z, TPMS usually reads 2PSI higher than any of my gauges, from the $4 AZ one to my digital gauge that reads to the -0.2 PSI. That has been true for 25 years or more, for me. Measures in the morning, in the garage before the cars have been started, then as soon as the car TPMS wake up, usually within 1/4 mile.
[QUOTE=CGGS;1609622319]In regards to the front bounce, I would check your tire pressures. Tires are an undamped part of the suspension, and if tire pressure is too low (OR TOO HIGH) it can cause bounce. MRC 4.0 is an amazing and advanced damping system, so it is not the dampers.
Aim for 30 PSI COLD tire pressures for street use[/QUOT
That is the pressure I am running. GM just chose a front suspension setting for Tour Mode that doesn't have enough control of rebound in my opinion.
As a track guy, I would never want the paddles fixed to the steering column. WIth my paddle shifted 2003 BMW M3 with conventional round steering wheel and paddles like the C8, I learned to do upshifts with the left fingers with the steering wheel turned hard for 90* turns, don't find the need to do that with the C8Z.
This. The Z06 is literally designed to be a track car - that's the brief that the engineers are trying to fulfill. No one would ever want paddles attached to the column on the track, so they did it right. Perhaps a Stingray or Grand Sport would have been a better choice for this use case? That's like complaining that the Z06 has aero that adds drag and reduces top speed.
The paddles are perfect. The steering wheel is not round so you're supposed to keep your hands in the same position, not let the wheel slide through your hands. That's why they are where they are. Learn to drive the way it was intended and you'll be fine.
2020 Corvette of the Year Finalist (performance mods)
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I've had 2 Z06s (24 & 23) and find the shock tuning in Tour to be spot on. While the Z06 is significantly stiffer than the Stingray/E-Ray, causing you to feel every bump in the road and to bounce/hop from large impacts, I've always found the shock response in Tour to be well damped, allowing for only the single movement reaction, never allowing any "bouncing" after an impact. DSC was talking about bringing out their shock controller for the C8 for a while, but nothing ever happened with it. You might contact them and see if they are still working on it as that would probably give you the ability to do what you want.
As to the paddles, I find them to be fine on the street. I drive almost 100% in manual, and for sharp left/right turns I just rev it out a little further, you've got 8600rpm (44MPH in 1st). Or as someone else said, shift early if you're driving more relaxed.
I appreciate everyone's comments. The Z06 is an awesome car and that is why I bought one. I can't see ever parting with it. I hope to enjoy it for years to come.
I've had 2 Z06s (24 & 23) and find the shock tuning in Tour to be spot on. While the Z06 is significantly stiffer than the Stingray/E-Ray, causing you to feel every bump in the road and to bounce/hop from large impacts, I've always found the shock response in Tour to be well damped, allowing for only the single movement reaction, never allowing any "bouncing" after an impact. DSC was talking about bringing out their shock controller for the C8 for a while, but nothing ever happened with it. You might contact them and see if they are still working on it as that would probably give you the ability to do what you want.
As to the paddles, I find them to be fine on the street. I drive almost 100% in manual, and for sharp left/right turns I just rev it out a little further, you've got 8600rpm (44MPH in 1st). Or as someone else said, shift early if you're driving more relaxed.
THIS!!!
I had MRC 3.0 on my Camaro SS 1LE and Tour mode could be at times underdamped on rebound, but 3.0 used predictive algorithms for its damping curves. MRC 4.0 uses actual acceleration sensors and adjusts in real time 1000 times a second based on those sensors. Not once have I ever thought that the dampers were underdamped, even in Tour mode.
In fact when I am charging a road that is not smooth and has lots of bumps, dips, and imperfections in to, I will use Tour suspension mode to keep a lot of that out of the cabin and the car is 100% confident inspiring every single time. MRC 4.0 has ZERO underdamped characteristics or moments in any road conditions in Tour or Sport mode. Oddly though the one thing I have observed on my car is that the Track suspension setting stiffens compression, but relaxes rebound, which is odd to me. This is on a Z07 car. I actually feel the track setting rebound isn't as tight and controlled as either Tour or Sport mode.
Same, agree with all comments/suggestions. Suspension mag ride is spot on in Tour and all other modes depending on your driving surface and individual preference on any given day. I enjoy learning as much as possible about the car and how it reacts to all situations given the setting and driver input.
With most of my cars, including the C8Z, TPMS usually reads 2PSI higher than any of my gauges, from the $4 AZ one to my digital gauge that reads to the -0.2 PSI. That has been true for 25 years or more, for me. Measures in the morning, in the garage before the cars have been started, then as soon as the car TPMS wake up, usually within 1/4 mile.
I think they're actually very accurate, but they measure absolute pressure, not relative to the ambient pressure. As such, if you live anywhere but at sea level, the numbers will diverge a bit.
I think they're actually very accurate, but they measure absolute pressure, not relative to the ambient pressure. As such, if you live anywhere but at sea level, the numbers will diverge a bit.
I have lived from 29' to 5500' and the 2PSI difference seems to always be the same.