LC Model (2018-present)

Any Persronal Experience with RS-R Best*I Active Coilovers (not springs)?

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Old 01-26-24 | 01:19 PM
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Default Any Persronal Experience with RS-R Best*I Active Coilovers (not springs)?

Has anyone installed the RS-R Best*I Active Coilovers on their LC500 (non-convertible)? I know there are plenty of threads out there but they are mostly about springs, or the non-active coilovers. I think the biggest thing this car suffers from is a bit too much wheel gap, but I also wanted to retain the active suspension so I was looking to go this route. They are a bit pricey so I wanted to understand before diving in.

I'm looking specifically to understand how much of a drop you lowered it by and any pictures you may have. Also general ride quality throughout the different modes (Sport+, Sport, Normal, Comfort -> this mode especially since I'm in it basically 100% of the time). I was aiming for anywhere of a 0.75" to 1" drop on stock 21" wheels. There was someone that said they were able to do 1" without issue on the 21" wheels but it wasn't the same coilovers, and may have just been springs on stock dampers.

Any insights on this specific coilover would be greatly appreciated.
Old 01-27-24 | 04:44 AM
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If you are looking for a 1 inch drop I would recommend either Tein or RSR lowering springs (I recommend Tein over RSR because the Teins drop the front a little more than the rear while the RSRs do the opposite which makes no sense to me). They will function with the stock dampers and therefore all your driving modes will work, except all modes will be a touch firmer to account for the reduced wheel travel and stiffer spring rates

Both the stiffer spring and reduced wheel travel would apply to the RSR coilovers, the difference here is that you are now using dampers built by RSR but adjusted electronically using the car's stock servo motor which means the driving modes will still alter the ride comfort. But other that that, the effect will be the same as felt by the driver. The real difference is that by using the coilover system, you can adjust the ride height to taste (something you probably won't do) and you are now beholden to RSR instead of Lexus every time you need to buy replacement dampers (I don't consider this a good thing). Plus the coilovers will cost a lot more than just springs

Old 01-27-24 | 07:40 AM
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I just installed the RSR Best active coilovers myself. Out of the box without any adjustments they made an OEM+ drop kind of what you are looking for. The ride quality is great. Note they also have 36 levels of adjustment hard to soft at the top of the strut. The only downside is the price in my opinion. Not a bad install if you have the proper tools



Old 01-28-24 | 11:37 AM
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Yes they are our best selling coilovers. I believe Soniro got his from us lol.

Price is because of LC500 tax, they charge more since its an expensive car but RSR is a good quality coilover.

Drop is adjustable so if its too high or too low you can adjust to your liking.

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Old 01-28-24 | 11:42 AM
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Yes! Agree on the LC tax.

​​​​​​They are the best out there for the LC. I would definitely recommend buying from Josh at Meraki. Top notch

Chris
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Old 02-06-24 | 04:53 PM
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Originally Posted by breplica
If you are looking for a 1 inch drop I would recommend either Tein or RSR lowering springs (I recommend Tein over RSR because the Teins drop the front a little more than the rear while the RSRs do the opposite which makes no sense to me). They will function with the stock dampers and therefore all your driving modes will work, except all modes will be a touch firmer to account for the reduced wheel travel and stiffer spring rates

Both the stiffer spring and reduced wheel travel would apply to the RSR coilovers, the difference here is that you are now using dampers built by RSR but adjusted electronically using the car's stock servo motor which means the driving modes will still alter the ride comfort. But other that that, the effect will be the same as felt by the driver. The real difference is that by using the coilover system, you can adjust the ride height to taste (something you probably won't do) and you are now beholden to RSR instead of Lexus every time you need to buy replacement dampers (I don't consider this a good thing). Plus the coilovers will cost a lot more than just springs
Thanks for this. I took your advice and got Teins delivered overnight for $200. Getting them installed tomorrow, total will be less than 1/4 of going full RSR coilovers. I have 42k miles on my car (2018). OEM dampers plus OEM springs are $1k per corner, same as RSR’s. So if/when they blow, I’ll go for the RSR’s.

Last edited by pinemind; 02-06-24 at 05:00 PM.
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Old 02-09-24 | 12:34 PM
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I pulled the trigger with the Teins. Looks a million times better, comfort is about the same in all modes (maybe 5-10% stiffer), handling is improved. I’ve got some 15mm spacers coming next week to get things a bit more flush. I know most pictures I have seen are 20mm spacers, but I wanted to err on the side of caution. I’ll post some additional (and better) pictures once the spacers are on.







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Old 02-09-24 | 07:41 PM
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Originally Posted by pinemind
I pulled the trigger with the Teins. Looks a million times better, comfort is about the same in all modes (maybe 5-10% stiffer), handling is improved. I’ve got some 15mm spacers coming next week to get things a bit more flush. I know most pictures I have seen are 20mm spacers, but I wanted to err on the side of caution. I’ll post some additional (and better) pictures once the spacers are on.





Nice job, the drop on the teins just look right to me, whereas the RSR super down springs always looked a little lopsided with the rear being too low. it made the car look like the boot was overloaded and you were carrying 2 fat guys in the back seat. Am sure you'll enjoy these. BTW not sure if I am too late but I added 20mm to my stock wheel offsets when i bought my aftermarket wheels and they look good with zero rub, with some room to spare. If i were to go back and do it again i would do +20mm for the front and +25mm on the rear so i am sure you would be happy with +20mm spacers instead of +15mm
Old 02-10-24 | 10:58 AM
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Originally Posted by breplica
Nice job, the drop on the teins just look right to me, whereas the RSR super down springs always looked a little lopsided with the rear being too low. it made the car look like the boot was overloaded and you were carrying 2 fat guys in the back seat. Am sure you'll enjoy these. BTW not sure if I am too late but I added 20mm to my stock wheel offsets when i bought my aftermarket wheels and they look good with zero rub, with some room to spare. If i were to go back and do it again i would do +20mm for the front and +25mm on the rear so i am sure you would be happy with +20mm spacers instead of +15mm
So I took your advice and ordered a set of 20mm last night in addition to the 15mm. I’m going to have them put one pair on one side, one on the other, and compare looks before committing.
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Old 02-10-24 | 11:09 AM
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Originally Posted by breplica
Nice job, the drop on the teins just look right to me, whereas the RSR super down springs always looked a little lopsided with the rear being too low. it made the car look like the boot was overloaded and you were carrying 2 fat guys in the back seat. Am sure you'll enjoy these. BTW not sure if I am too late but I added 20mm to my stock wheel offsets when i bought my aftermarket wheels and they look good with zero rub, with some room to spare. If i were to go back and do it again i would do +20mm for the front and +25mm on the rear so i am sure you would be happy with +20mm spacers instead of +15mm
Agree the Tein looks good but the ask was about the RSR Best Active coilovers. The Super downs can look a little off as you mentioned but the coilovers give the unlimited adjustability.
Old 02-10-24 | 03:41 PM
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Where did you get the spacers from?

Originally Posted by pinemind
I pulled the trigger with the Teins. Looks a million times better, comfort is about the same in all modes (maybe 5-10% stiffer), handling is improved. I’ve got some 15mm spacers coming next week to get things a bit more flush. I know most pictures I have seen are 20mm spacers, but I wanted to err on the side of caution. I’ll post some additional (and better) pictures once the spacers are on.





Old 02-11-24 | 07:52 AM
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Originally Posted by Soniro
Agree the Tein looks good but the ask was about the RSR Best Active coilovers. The Super downs can look a little off as you mentioned but the coilovers give the unlimited adjustability.
Yes indeed that was his original question but based on his wanting just a 1 inch drop i recommended in an earlier post that he go with lowering springs instead, since the adjustment capability wasn't needed, the drop he wanted was fairly mild, and it would allow him to stay on stock shock absorbers instead of needing to buy replacements off RSR hence my comments about going tein vs rsr super down
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