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DayTripping

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I've put 200 miles on these so far and quite happy with them. About 150 of those miles have been close to freezing or sub-freezing. I've done about 100 miles in snow, slush, ice and some wintry mix crap.

I want to preface my comments that my tires are still breaking in. I am certain performance will continue to improve and I already see the difference in the 100 miles I drove today.While other people were crawling along at 20 mph, I found I comfortably go significantly faster as traffic allowed. I went through deep slush, followed tire tracks through the deep snow, went through about 5-6" of fresh snow and dealt with frozen over/under passes and bridges. If there was one word to describe them overall, it would be "surefooted".

I would note that If you have lots of ice where you live, I'd get a dedicated ice tire or a studded one. These did quite well in the ice I encountered but nothing compares to a dedicated snow/ice tire when you need one. I spent 20 years in the frozen tundra of Minnesota and Canada. An AT tire is not going to be as good on the ice as something like an Pilot Alpin or Hakkepeliitta. Then again, I'd turn a set of those into an all season tire in one winter. Life is full of compromises, you need to choose the best one for you.

For me, these Goodyears strike a great balance. I haven't driven them enough in warmer weather to compare against my 21" Pirellis but I can see there is a hit in efficiency. I can't exactly quantify it yet and it seems more obvious at lower speeds than higher. It is pretty much immaterial to me as absolute efficiency wasn't my #1 priority. An 800HP track demands traction in all conditions and these deliver in spades even though they aren't totally broken in yet. They feel significantly better in the rain and standing water. Full disclosure - I never drove the Pirellis in snow/ice or much below 33F. Almost my entire time with the GY's have been in the zone I didn't experience with the PIriellis.

If I had to quantify the impact, I'd have to say about 5-10%. Some of that is obviously conditions. Even when the roads weren't icy or snowy, there was a lot of water. For anyone still following, here were my numbers from a run down the interstate. Avg speed was 69 mph (cruise at 72mph where safe). I had the heat on at 71F. Seat and wheel heaters were on. I had about a 15mph crosswind that became a headwind at times. I drove for 20 miles. I was in conserve mode and ambient temps started at 36F and dropped to 33F. My consumption was 1.88 kWm. Battery and motors weren't vary warm for any part of this trip. Battery was at 49F when I started.

I did do some country driving and didn't realize I still had it in conserve mode. I was doing 45-50 and the heat was still on. My efficiency was 2.48 for that stretch of about 10 miles of curvy roads with some nice elevation changes (for Texas anyway). Roads varied from wet to slushy and I had to stop a few times for traffic lights in the middle of nowhere due to construction. Last time I was in that area, it was fall and I was at 3.0 kWh. I had no AC on at that time but I was driving about 10% faster too. Keep in mind I have a Gen1 truck without a heat pump.

There are updates on other aspects of the tires.

Sonic Profile: There is no discernible tire noise for me above 35-40 mph. Some surfaces are noisier than others but that was true with my Factory 20's and 21's. I can clearly isolate the vary low frequency hum at about 20 mph. It is barely audible and my son who is 30 years younger than me couldn't identify it. I've been in engineering for many years and I would say I have a trained ear for these things so that is why I was concerned about it going in. I really like the mild hum. It is never objectionable to me. I am absolutely thrilled with the sonic profile of this tire. A total home run by Goodyear in this area given the capabilities of the tire.

Braking: No chance to really try and severe braking tests other than the first one when I just got them. All in all I've been very happy with the capabilities on all surfaces. In the slush and snow, it pretty quickly bites down through it to the wet pavement underneath and does a great job.

Misc: Absolutely loving the looks. They really fit the truck nicely. The only tires I think might look better would compromise the other aspects that are more important to me. I'll give them a 9/10 an the Atomic Wheels AW01 are the icing on the top.

It took off TC on some roads and those tire will throw an incredible rooster tail if you want. They will definitely play on the AT side of the tire type pretty well, more than an AS. That is where the efficiency of these really surprised me. I always take what everyone posts with a grain of salt, as I tend to drive a bit more aggressively (but not abusively) than most. I tend to drive faster and my range suffers, I'll accelerate harder so range and tire life suffer. So, I factor all this in when reading other people's experiences to temper my expectations, whereas for most people, my results would often be the worst-case scenario, and you'll likely do better than me.

I didn't mean to write a book, but I thought my experience might help others now that I've had experience with more severe weather. Not as bad as some states but was pretty bad for N. Texas. Overall, I'd absolutely buy these again. Here are my subjective ratings so far. Again the tires are not broken in so many values will likely improve.

Efficiency: 8
Ride quality: 10
Noise: 10
Curb appeal: 10
Driving dynamics: 8.5
Wet Traction: 9
Dry Traction: 8
Snow traction: 9
Ice traction: 7
Treadwear: too early to tell
Value: 10

Best money I've spent on a set of tires and wheels in a long time. Very rarely would I buy the exact same thing again. This is one of the rare times I'd buy the same exact wheels and tires. Only thing that might change this is if get like 10k miles out of them which is unlikely. If I get 20k miles I'd have to think about buying them. At 25k and up, I'd absolutely buy them again. I can see all the effort Rivian and Goodyear put into these. Custom made shoes are almost always better than off the rack.

Were you able to get your truck reprogrammed for the different tire size? I'm half hoping I can stretch my OE tires out until they give me the option to reprogram it myself and then I'll get these. They seem like the perfect tire overall, wish Goodyear would make us a 275/65/20 as well for all the gen 1 owners out there.
The SC said they would do it if needed but I already had it set for the 21's where are almost the same diameter as the 20" Goodyears. A quick note about the size. I think the diameter might fractionally be smaller than the 21" Pirellis. At 70 mph my speedo was always 1 mph faster than what the GPS in Waze indicated. I have notice that sometimes with the GY's, that it flickers between 1-2 mph slower. Unfortunately I didn't my very accurate GPS to test before that would show in tenths. So all I can do is assume that it less than one mph difference between the Pirellis and the GY's. Not an issue for me.
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chewychiu

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I’m currently riding in the stock 21” tires. Got a loaner today that has the 20” AT Pirelli tires. They are loud!
I did manage to get a set of 20” wheel that I have not mount on yet. Are these Goodyear tires less noise? And will I get about the same efficiency as the 21” stock tires?
 
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DayTripping

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They are FAR less noise than the 20" AT's. They aren't any noisier on the highway than my pretty new 21" tires. There is an almost imperceptible hum at about 20-25 mph. I call it out because it is there and I am being transparent but I can't see it being an issue for anyone.

The efficiency will be less than the 21's. According to Rivian, you will take about a 4% hit. On the Gen1 R1T standard pack, your range drops from 270 to 258 (but this is compared to the 22" range wheels) which might be more efficient than the 21's but I can guarantee that.

I have no issues with the range so far and that wasn't my #1 priority. I didn't want terrible range either. I haven't noticed a big hit at all even with the snow, slush, etc. and heating the truck.
 

chewychiu

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They are FAR less noise than the 20" AT's. They aren't any noisier on the highway than my pretty new 21" tires. There is an almost imperceptible hum at about 20-25 mph. I call it out because it is there and I am being transparent but I can't see it being an issue for anyone.

The efficiency will be less than the 21's. According to Rivian, you will take about a 4% hit. On the Gen1 R1T standard pack, your range drops from 270 to 258 (but this is compared to the 22" range wheels) which might be more efficient than the 21's but I can guarantee that.

I have no issues with the range so far and that wasn't my #1 priority. I didn't want terrible range either. I haven't noticed a big hit at all even with the snow, slush, etc. and heating the truck.
I appreciate your feedback. Thank you.
 
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I have some updated efficiency numbers. I thought I'd keep the speed around the max the EPA does. I set my cruise control at 62 mph (61 according to the GPS). I had winds between 8-20 mph. I drove one way and returned on the same highway. My Gen1 R1T was in conserve mode and no heat on. Ambient temps were about 50F. A fair amount of snow was melting and draining on the roads with runoff in the lanes. I'd say I had water on the road for about 10% of the overall trip.

Outbound, I saw 2.89 mi/kWh at 57 mph average.
Return I averaged 2.48 m/kWh at 61 mph average.

This gives an average of 2.685 at 59 mph. Outbound I had basically an 8 mph tailwind and return I had mostly a 20 mph quartering headwind. If I could maintain that rate of consumption, I could go 349 miles on my large pack.

Overall, I am pretty happy with the efficiency. It clearly isn't getting clobbered by the tires. They aren't broken in yet but I definitely like how they feel so far. I have just about 300 miles on them. I've done some higher speed cruising (90+) and they are smooth as can be and absent of any tire howl.
 

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I have some updated efficiency numbers. I thought I'd keep the speed around the max the EPA does. I set my cruise control at 62 mph (61 according to the GPS). I had winds between 8-20 mph. I drove one way and returned on the same highway. My Gen1 R1T was in conserve mode and no heat on. Ambient temps were about 50F. A fair amount of snow was melting and draining on the roads with runoff in the lanes. I'd say I had water on the road for about 10% of the overall trip.

Outbound, I saw 2.89 mi/kWh at 57 mph average.
Return I averaged 2.48 m/kWh at 61 mph average.

This gives an average of 2.685 at 59 mph. Outbound I had basically an 8 mph tailwind and return I had mostly a 20 mph quartering headwind. If I could maintain that rate of consumption, I could go 349 miles on my large pack.

Overall, I am pretty happy with the efficiency. It clearly isn't getting clobbered by the tires. They aren't broken in yet but I definitely like how they feel so far. I have just about 300 miles on them. I've done some higher speed cruising (90+) and they are smooth as can be and absent of any tire howl.

That is awesome efficiency for a hybrid AT/AS tires.
 

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I have some updated efficiency numbers. I thought I'd keep the speed around the max the EPA does. I set my cruise control at 62 mph (61 according to the GPS). I had winds between 8-20 mph. I drove one way and returned on the same highway. My Gen1 R1T was in conserve mode and no heat on. Ambient temps were about 50F. A fair amount of snow was melting and draining on the roads with runoff in the lanes. I'd say I had water on the road for about 10% of the overall trip.

Outbound, I saw 2.89 mi/kWh at 57 mph average.
Return I averaged 2.48 m/kWh at 61 mph average.

This gives an average of 2.685 at 59 mph. Outbound I had basically an 8 mph tailwind and return I had mostly a 20 mph quartering headwind. If I could maintain that rate of consumption, I could go 349 miles on my large pack.

Overall, I am pretty happy with the efficiency. It clearly isn't getting clobbered by the tires. They aren't broken in yet but I definitely like how they feel so far. I have just about 300 miles on them. I've done some higher speed cruising (90+) and they are smooth as can be and absent of any tire howl.
Great results! Please, keep the observations coming as it's very helpful.
 

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I don’t see where you state your tire pressure. I found 45 working best for me with these tires. What have you been running?
 

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I don’t see where you state your tire pressure. I found 45 working best for me with these tires. What have you been running?
The recommended cold tire pressure is 48 psi.

@good2go, you mention 45 psi works best for you. Are there particular performance characteristics that you feel are best at 45?
 

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The recommended cold tire pressure is 48 psi.

@good2go, you mention 45 psi works best for you. Are there particular performance characteristics that you feel are best at 45?
I started at 42, then 48, then 45. I want good traction and smooth ride. I drive in snow and ice everyday. I drive up and down a mountain everyday. All Just feel. I felt 48 was stiff and slid just a little on icy stops. Reg braking. 42 seemed best on snow. 45 seems the best for snow and ice and the smoothest ride.

no formal test, just feel. I watched some video on tire pressure so I tried a few.

curious if others run the 48, or drop it down a little? I will most likely try 48 in spring, but my guess is 45 will still feel smoother.
 

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I started at 42, then 48, then 45. I want good traction and smooth ride. I drive in snow and ice everyday. I drive up and down a mountain everyday. All Just feel. I felt 48 was stiff and slid just a little on icy stops. Reg braking. 42 seemed best on snow. 45 seems the best for snow and ice and the smoothest ride.

no formal test, just feel. I watched some video on tire pressure so I tried a few.

curious if others run the 48, or drop it down a little? I will most likely try 48 in spring, but my guess is 45 will still feel smoother.
Interesting, thanks for sharing. 45 psi sounds like the sweet spot for you and your use case.

Overall tire and vehicle performance was optimized for 48 psi. Certain performances and operating conditions may have a different tire pressure sweet spot (with potential tradeoffs).
 

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I had the right front Goodyear Territory replaced last week due to a nail in the original. The R1 is now pulling to the right. I don’t get any vibration, just pulling. 8200 total miles.

Would replacing a tire trigger a need for a realignment? Was the tire improperly installed? Have I gotten a bad tire?

The replacement was done at Goodyear, and didn’t inspire confidence in having them do anything more than mounting a tire.
 

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I had the right front Goodyear Territory replaced last week due to a nail in the original. The R1 is now pulling to the right. I don’t get any vibration, just pulling. 8200 total miles.

Would replacing a tire trigger a need for a realignment? Was the tire improperly installed? Have I gotten a bad tire?

The replacement was done at Goodyear, and didn’t inspire confidence in having them do anything more than mounting a tire.
I would reach out to the store where the tire was installed. Hopefully they can isolate the issue and have a solution for improvement.
 

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Interesting, thanks for sharing. 45 psi sounds like the sweet spot for you and your use case.

Overall tire and vehicle performance was optimized for 48 psi. Certain performances and operating conditions may have a different tire pressure sweet spot (with potential tradeoffs).
Would elevation make a difference? I live at 6500, drive up to 8000 daily.
 

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Would elevation make a difference? I live at 6500, drive up to 8000 daily.
As long as the inflation is staying consistent, altitude changes should not specifically affect tire performance.
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