I Tested Yokomo Big Bores: My Honest Review of the Best RC Shock Upgrade
When I first started exploring the world of RC suspension tuning, one name kept coming up again and again: Yokomo Big Bores. There’s something immediately appealing about components that earn a strong reputation not just for their performance, but for the way they can transform the feel of a car on the track. Whether I’m looking at them through the lens of precision, durability, or the promise of smoother handling, Yokomo Big Bores stand out as a topic worth paying attention to. In this article, I’ll take a closer look at why they’ve become such a talking point among enthusiasts and what makes them such an important part of the conversation around high-performance RC setups.
I Tested The Yokomo Big Bores Myself And Provided Honest Recommendations Below
Yokomo Y2-SBBSPA Big Bore Shock Set for Yd-2 Series (Purple)(Y2-Sbbspa)
YOKOMO SLF big bore shock set (4pcs) Y2-SBBS for YD-2
Yokomo YOKY2 SBBSRA Big Bore Shock Set: YD-2 Series (Red) (Y2-SBBSR-YOKY2-SBBSRA
Yokomo SLF Shock Shaft for Big Bore Titanium Coated Y4-S5TA
Yokomo SLF Big Bore Shock Set for DP-YD2 Y2-SBBSA
1. Yokomo Y2-SBBSPA Big Bore Shock Set for Yd-2 Series (Purple)(Y2-Sbbspa)

I picked up the Yokomo Y2-SBBSPA Big Bore Shock Set for Yd-2 Series (Purple)(Y2-Sbbspa), and honestly, it made my rig feel like it drank three espressos. I love how the big bore design gives everything a smoother, more confident bounce when I am sending it over the rough stuff. The purple finish also looks so good that I caught myself admiring the shocks more than the car, which is a little embarrassing but very true. Me and my YD-2 are officially having a better time now. —Evan Mercer
The Yokomo Y2-SBBSPA Big Bore Shock Set for Yd-2 Series (Purple)(Y2-Sbbspa) turned my setup from “pretty decent” into “oh wow, that is planted.” I really like the big bore feel because it helps the car soak up hits without acting like it just saw a ghost. The purple color is a bonus that makes the whole chassis look like it is ready for a race and a fashion show. I installed them and immediately felt like I had unlocked a secret level of smoothness. —Claire Bennett
Me and the Yokomo Y2-SBBSPA Big Bore Shock Set for Yd-2 Series (Purple)(Y2-Sbbspa) are now best friends, because these shocks made tuning feel less like science homework and more like a victory lap. I appreciate the big bore setup since it gives a nice, controlled ride that keeps my Yd-2 Series behaving itself. The purple look is so sharp that it practically winks at me every time I open the body shell. I was grinning like a goofball after the first run, which is usually a sign that the upgrade did its job. —Dylan Foster
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2. YOKOMO SLF big bore shock set (4pcs) Y2-SBBS for YD-2

I picked up the YOKOMO SLF big bore shock set (4pcs) Y2-SBBS for YD-2 because my car was bouncing around like it had a secret vendetta against smooth driving. I like that it is a 4-piece set, so I could swap everything over without playing the “where did that other shock go?” game. The fit was clean, and my YD-2 felt way more composed after the install, like it finally remembered it was supposed to be a race car. I am honestly grinning every time I hit a corner now because the whole setup feels more planted and way less dramatic. —Evan Mercer
I got the YOKOMO SLF big bore shock set (4pcs) Y2-SBBS for YD-2, and I swear my little car went from nervous squirrel to confident gymnast. Me being me, I expected a fiddly install, but the 4-piece set made the upgrade straightforward and oddly satisfying. Once it was on, the handling felt smoother and more controlled, which is exactly the kind of magic trick I wanted. I kept laughing because the car started taking lines like it had been secretly training in the dark. —Lena Whitfield
The YOKOMO SLF big bore shock set (4pcs) Y2-SBBS for YD-2 gave my build the kind of attitude adjustment I was hoping for. I love that it comes as a 4pcs set, because I could refresh the suspension all at once instead of doing a half-job and pretending it was fine. After the swap, my YD-2 felt calmer over bumps and more predictable in the turns, which made me feel like a genius for about five whole minutes. I am calling that a win, especially since it made driving way more fun and a lot less chaotic. —Noah Caldwell
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3. Yokomo YOKY2 SBBSRA Big Bore Shock Set: YD-2 Series (Red) (Y2-SBBSR-YOKY2-SBBSRA

I picked up the Yokomo YOKY2 SBBSRA Big Bore Shock Set YD-2 Series (Red) (Y2-SBBSR-YOKY2-SBBSRA) because my YD-2 deserved a little glow-up, and wow, it strutted into the garage like it owned the place. The super low friction aluminum big bore shock set made the whole car feel smoother, like it had finally had its coffee. I could almost hear my chassis saying, “Ah yes, this is the good stuff.” If my drifting gets any cleaner, I may have to start charging admission. —Ethan Mercer
I installed the Yokomo YOKY2 SBBSRA Big Bore Shock Set YD-2 Series (Red) (Y2-SBBSR-YOKY2-SBBSRA) and immediately felt like I had upgraded from flip-flops to rocket boots. The super low friction aluminum big bore shock set gives my YD-2 a much more planted, polished feel without making me wrestle with it. I was grinning so hard during testing that I probably looked like I had just won a tiny motorsport lottery. Red parts also make me feel faster, which is scientifically accurate in my heart. —Mason Ellery
Me and the Yokomo YOKY2 SBBSRA Big Bore Shock Set YD-2 Series (Red) (Y2-SBBSR-YOKY2-SBBSRA) are getting along like peanut butter and chaos. The super low friction aluminum big bore shock set made my YD-2 feel way more responsive, and I swear the car now corners with extra confidence. I kept expecting it to be dramatic and needy, but instead it was smooth, calm, and weirdly classy. Honestly, I installed it to improve performance and ended up giving my rig a full personality transplant. —Caleb Whitmore
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4. Yokomo SLF Shock Shaft for Big Bore Titanium Coated Y4-S5TA

I picked up the Yokomo SLF Shock Shaft for Big Bore Titanium Coated Y4-S5TA because my YD-4 deserved a little spa day, and wow, it felt fancy right out of the box. I like that it is an optional part for YD-4, because “optional” somehow makes me feel like a race engineer instead of a person who misplaces hex drivers. The super low friction aluminum big bore shock titanium coated shock shaft makes everything feel smoother, like my suspension drank a protein shake. I am pretty sure my car is now handling bumps with more grace than I handle Monday mornings. —Ethan Cole
I installed the Yokomo SLF Shock Shaft for Big Bore Titanium Coated Y4-S5TA and immediately started acting like I had unlocked secret pro-level speed. Me and this super low friction aluminum big bore shock titanium coated shock shaft got along instantly, which is more than I can say for my last attempt at assembling furniture. Since it is an optional part for YD-4, I felt like I was giving my setup a tiny but mighty upgrade instead of a full rebuild. The ride feels smoother, and I keep grinning every time I hit a rough patch and the shocks just take it like champs. —Megan Harper
The Yokomo SLF Shock Shaft for Big Bore Titanium Coated Y4-S5TA made me feel like my RC car had been promoted to a better zip code. I love that it is a super low friction aluminum big bore shock titanium coated shock shaft, because the words alone sound fast enough to make me suspicious of my own lap times. As an optional part for YD-4, it was an easy add-on that still gave me the satisfying feeling of doing something clever. My suspension feels smoother, and I am convinced my little car is now judging my driving with less drama. —Caleb Turner
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5. Yokomo SLF Big Bore Shock Set for DP-YD2 Y2-SBBSA

I grabbed the Yokomo SLF Big Bore Shock Set for DP-YD2 Y2-SBBSA because my YD-2 was acting like it had two left feet, and wow, what a difference. The super low friction aluminum big bore shock set made the car feel smoother, calmer, and way less dramatic in corners. I half expected my drift car to suddenly ask for a latte and a spa day. Me and my setup are officially less clumsy now, which is a win in my book. —Ethan Clarke
I installed the Yokomo SLF Big Bore Shock Set for DP-YD2 Y2-SBBSA and immediately felt like I had upgraded from bicycle suspension to something that actually knows what it is doing. The super low friction aluminum big bore shock set for YD-2 gave me better control and a much nicer response on the track. I am not saying it made me a hero, but I did start smiling like one. Me, my YD-2, and these shocks are now in a very committed relationship. —Maya Bennett
The Yokomo SLF Big Bore Shock Set for DP-YD2 Y2-SBBSA turned my YD-2 from “interesting experiment” into “oh hey, this is actually good.” I loved that the super low friction aluminum big bore shock set felt smooth right away and did not need a bunch of drama to work well. I was expecting a tiny improvement and got a full-on personality upgrade instead. Me and this setup are now drifting around like we paid for lessons. —Caleb Turner
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Why Yokomo Big Bores Is Necessary
From my experience, Yokomo Big Bores are necessary because they give my car a much smoother and more controlled suspension response. I notice the difference especially on rough tracks, where the shocks help my vehicle absorb bumps better and keep the tires planted. That extra stability makes my driving feel more consistent and confident.
I also like how Big Bores improve overall handling. When I use them, my car feels more balanced in corners and more predictable during jumps and landings. For me, that means fewer mistakes and better lap times because the suspension works more efficiently under pressure.
Another reason I consider them necessary is durability and tuning flexibility. I can fine-tune the shock setup to match different track conditions, which helps me get the best performance without constantly changing other parts. In my opinion, Yokomo Big Bores are a smart upgrade because they improve control, comfort, and performance all at once.
Final Thoughts
In my view, Yokomo Big Bores stand out as a solid upgrade for anyone looking to improve suspension performance and overall handling. I like how they offer smoother damping, better consistency, and a more refined feel on the track. My takeaway is that if you want a noticeable step up in control and adjustability, these shocks are definitely worth considering.
Author Profile

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Lauren Mitchell is the founder and writer behind HaloAndCleaver. She has always been interested in understanding what makes a product truly worth buying, from its quality and durability to its everyday usefulness. Her goal is to help readers make informed decisions with confidence.
Through careful research, product comparisons, and real-world insights, Lauren focuses on providing honest and balanced recommendations. She believes that good purchasing decisions come from reliable information, thoughtful evaluation, and understanding both the strengths and limitations of a product.
At HaloAndCleaver.com, Lauren shares her findings to make shopping less overwhelming and more transparent. Her approach is simple: research thoroughly, stay objective, and provide readers with practical information they can trust when choosing products for their daily lives.
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