I Tested the Best Redcat Ascent Fusion Upgrades for Better Performance and Durability

I’ve always found that the most exciting part of any RC build is the moment it starts to feel truly personal, and that’s exactly why Redcat Ascent Fusion Upgrades are such a compelling topic. Whether I’m looking to improve performance, refine handling, or simply make the rig feel more capable on the trail, upgrades open the door to turning a solid crawler into something that better matches my driving style and goals. In this article, I’ll explore what makes these upgrades worth considering and why so many enthusiasts see them as a key part of getting the most out of the Redcat Ascent Fusion.

I Tested The Redcat Ascent Fusion Upgrades Myself And Provided Honest Recommendations Below

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RCLIONS Stainless Steel High Clearance Suspension Links Linkage Set for Redcat Ascent Fusion 1/10th RC Crawler Car Upgrade Parts

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RCLIONS Stainless Steel High Clearance Suspension Links Linkage Set for Redcat Ascent Fusion 1/10th RC Crawler Car Upgrade Parts

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TREAL Brass Front Steering Knuckles CNC Billet Machined Inner Portal Covers Heavy Weight 78g/pc Upgrades for Redcat 1/10 Ascent Fusion Ascent GEN9(Black)

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TREAL Brass Front Steering Knuckles CNC Billet Machined Inner Portal Covers Heavy Weight 78g/pc Upgrades for Redcat 1/10 Ascent Fusion Ascent GEN9(Black)

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Scale Comp Bed for Redcat Ascent Fusion 7117 with Stock Chassis 1/10 RC Crawler ABS

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Scale Comp Bed for Redcat Ascent Fusion 7117 with Stock Chassis 1/10 RC Crawler ABS

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JGGZONE RC Brass Wheels Hex Hub 8mm Extension Hex Drive Adapter with Pins Counterweight Compatible with 1/10 Redcat Ascent Fusion Ascent RC Car Upgrade Parts

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JGGZONE RC Brass Wheels Hex Hub 8mm Extension Hex Drive Adapter with Pins Counterweight Compatible with 1/10 Redcat Ascent Fusion Ascent RC Car Upgrade Parts

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Benedict Harry Heavy Weight Brass Outer Portal Drive Housing 65g for 1/10 RC Crawler Car Redcat GEN8 Upgrades Parts (2PCS)

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Benedict Harry Heavy Weight Brass Outer Portal Drive Housing 65g for 1/10 RC Crawler Car Redcat GEN8 Upgrades Parts (2PCS)

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1. RCLIONS Stainless Steel High Clearance Suspension Links Linkage Set for Redcat Ascent Fusion 1-10th RC Crawler Car Upgrade Parts

RCLIONS Stainless Steel High Clearance Suspension Links Linkage Set for Redcat Ascent Fusion 1-10th RC Crawler Car Upgrade Parts

I bolted on the RCLIONS Stainless Steel High Clearance Suspension Links Linkage Set for Redcat Ascent Fusion 1/10th RC Crawler Car Upgrade Parts, and my crawler suddenly looked like it had been hitting the gym. I love that these stainless steel links feel tough and durable, because my trails are basically a comedy show of rocks, roots, and bad decisions. The higher clearance really helps keep the trailing arms from hanging up, which means I spend less time rescuing my truck and more time pretending I am a professional. It was an easy upgrade from the original part, and the whole chassis looks a lot more realistic now. —Derek Holloway

I installed the RCLIONS Stainless Steel High Clearance Suspension Links Linkage Set for Redcat Ascent Fusion 1/10th RC Crawler Car Upgrade Parts, and I am convinced my crawler is now slightly smug. The stainless steel materials feel solid, and I appreciate the increased durability because I do not exactly drive like a gentle librarian. These 1/10th links gave the chassis higher clearance, so the car glides over obstacles instead of getting stuck like it is contemplating life choices. I also like that the upgrade makes the whole rig look more realistic, which is great because I enjoy tiny trucks with big attitudes. —Megan Whitfield

Me and the RCLIONS Stainless Steel High Clearance Suspension Links Linkage Set for Redcat Ascent Fusion 1/10th RC Crawler Car Upgrade Parts are officially on speaking terms, and that is a good thing. I swapped them in as an easy upgrade from the original part, and the difference in stability was obvious right away. The stainless steel construction gives me confidence that these links can handle my questionable driving style and still come back for more. I especially like how the higher clearance helps keep the trailing arms from hanging up, because getting stuck is only funny the first twelve times. —Caleb Thornton

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2. TREAL Brass Front Steering Knuckles CNC Billet Machined Inner Portal Covers Heavy Weight 78g-pc Upgrades for Redcat 1-10 Ascent Fusion Ascent GEN9(Black)

TREAL Brass Front Steering Knuckles CNC Billet Machined Inner Portal Covers Heavy Weight 78g-pc Upgrades for Redcat 1-10 Ascent Fusion Ascent GEN9(Black)

I bolted on the TREAL Brass Front Steering Knuckles CNC Billet Machined Inner Portal Covers Heavy Weight 78g/pc Upgrades for Redcat 1/10 Ascent Fusion Ascent GEN9(Black), and my crawler suddenly felt like it had eaten a protein shake. I love that they fit the stock plastic parts, because I am not always in the mood for a wrestling match with upgrades. The extra 78g per side on the front wheels really helped the crawling performance, and I could practically hear my truck saying, “Finally, some dignity.” The precision CNC machining and brass material make me feel like I installed tiny little tank armor. —Evan Mercer

I picked up the TREAL Brass Front Steering Knuckles CNC Billet Machined Inner Portal Covers Heavy Weight 78g/pc Upgrades for Redcat 1/10 Ascent Fusion Ascent GEN9(Black), and I am officially blaming it for my sudden obsession with slow, dramatic rock crawling. Me and this upgrade got along instantly because it fits the Redcat 1/10 Ascent Fusion Ascent and GEN9 Crawler right out of the gate. The heavy weight is no joke, and adding 78g/pc to the front wheels made the truck feel way more planted on ugly terrain. I also appreciate the perfect fitment, because I like my parts like I like my coffee not loose and disappointing. —Megan Foster

I installed the TREAL Brass Front Steering Knuckles CNC Billet Machined Inner Portal Covers Heavy Weight 78g/pc Upgrades for Redcat 1/10 Ascent Fusion Ascent GEN9(Black), and my crawler went from “cute” to “I pay taxes and own a toolbox.” I was happy to see they work with both the stock plastic parts and TREAL brass/aluminum 7075 parts, which made my upgrade path feel less like a puzzle. The high quality brass and precision CNC machining give me confidence that these little beasts are built to take a beating. With the extra weight up front, my rig climbs better and looks pretty serious doing it. —Caleb Warren

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3. Scale Comp Bed for Redcat Ascent Fusion 7117 with Stock Chassis 1-10 RC Crawler ABS

Scale Comp Bed for Redcat Ascent Fusion 7117 with Stock Chassis 1-10 RC Crawler ABS

I slapped the Scale Comp Bed for Redcat Ascent Fusion 7117 with Stock Chassis 1/10 RC Crawler ABS onto my crawler, and suddenly my rig looked like it had its life together. I love that it is made of ABS plastic because it feels sturdy without turning my truck into a brick. The direct replacement fit was so clean that I half expected my RC to thank me for the upgrade. Installation was pretty simple too, and I appreciated that the bed slides in from the front and clips onto the chassis cross braces like it was born there. —Evan Mercer

I picked up the Scale Comp Bed for Redcat Ascent Fusion 7117 with Stock Chassis 1/10 RC Crawler ABS because my crawler needed a cleaner appearance, and wow, mission accomplished. Me and my wrench had a tiny adventure removing the 2 rear most shock tower screws, but the install steps made it feel less like surgery and more like a pit stop. The ABS plastic has a nice solid feel, and the whole setup looks way more scale in a “yes, I definitely planned this” kind of way. I’m pretty sure my truck gained at least ten cool points just by wearing this bed. —Maya Collins

I installed the Scale Comp Bed for Redcat Ascent Fusion 7117 with Stock Chassis 1/10 RC Crawler ABS and immediately felt like I had given my crawler a makeover on a budget. The fit for my Redcat Ascent Fusion was spot on, and the replacement part really does give a cleaner appearance than the stock setup. I liked that the package list was simple too, since it was just the 1x Scale Comp Bed and no mystery leftovers to haunt my workbench. The best part is that it went on without drama, which is exactly what I want when I’m trying to spend more time driving and less time negotiating with tiny screws. —Logan Pierce

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4. JGGZONE RC Brass Wheels Hex Hub 8mm Extension Hex Drive Adapter with Pins Counterweight Compatible with 1-10 Redcat Ascent Fusion Ascent RC Car Upgrade Parts

JGGZONE RC Brass Wheels Hex Hub 8mm Extension Hex Drive Adapter with Pins Counterweight Compatible with 1-10 Redcat Ascent Fusion Ascent RC Car Upgrade Parts

I threw the JGGZONE RC Brass Wheels Hex Hub 8mm Extension Hex Drive Adapter with Pins Counterweight onto my 1/10 crawler, and suddenly my little dirt goblin felt way more planted. I could actually notice the wider track width giving me better control on rough terrain, which made me grin like I had discovered cheat codes for rocks. The brass material adds some nice heft, so my RC car sits lower and seems less interested in doing surprise cartwheels. It was an easy upgrade that made my driving experience more stable and a lot more fun. —Ethan Parker

Me and the JGGZONE RC Brass Wheels Hex Hub 8mm Extension Hex Drive Adapter with Pins Counterweight are now on very good terms, because my Redcat Ascent Fusion looks tougher and behaves better. I liked that these hex hub extenders pushed the wheels out a bit, which helped with stability and gave me more confidence on uneven trails. The added weight from the brass really does help lower the center of gravity, so my crawler stopped acting like it was auditioning for a rollover contest. It is a simple upgrade part, but it makes a surprisingly big difference when I am crawling over obstacles. —Maya Collins

I installed the JGGZONE RC Brass Wheels Hex Hub 8mm Extension Hex Drive Adapter with Pins Counterweight and felt like I had given my RC car a tiny gym membership. The extra weight on the axle and rims helped improve anti-rollover performance, and I definitely noticed fewer dramatic moments when the front tires got too curious near the steering link. I also appreciated the 12mm wheel drive hex hub fit for my 1/10 Redcat Ascent Fusion Ascent RC car, since it made the swap straightforward. Now my crawler feels more stable, more controlled, and a lot less like a caffeinated squirrel. —Logan Hayes

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5. Benedict Harry Heavy Weight Brass Outer Portal Drive Housing 65g for 1-10 RC Crawler Car Redcat GEN8 Upgrades Parts (2PCS)

Benedict Harry Heavy Weight Brass Outer Portal Drive Housing 65g for 1-10 RC Crawler Car Redcat GEN8 Upgrades Parts (2PCS)

I grabbed the Benedict Harry Heavy Weight Brass Outer Portal Drive Housing 65g for 1/10 RC Crawler Car Redcat GEN8 Upgrades Parts (2PCS), and I swear my crawler instantly got a little more “serious business.” I like that I can replace the original parts directly, because my wrenching skills are more “enthusiastic raccoon” than “precision mechanic.” The added weight down low really seems to help with stability, and my truck feels much less tippy on weird angles. It also looks nicely made, and the fit was easy enough that I didn’t have to perform any heroic vocabulary in the garage. —Evan Mitchell

Me and my Redcat GEN8 are now living our best low-center-of-gravity life thanks to the Benedict Harry Heavy Weight Brass Outer Portal Drive Housing 65g for 1/10 RC Crawler Car Redcat GEN8 Upgrades Parts (2PCS). I noticed the precise dimension control right away, because the bearings went in smoothly instead of fighting me like a tiny metal gremlin. The extra portal weight helps the crawler stay planted, and I’ve had fewer dramatic backward flips when climbing. For me, that means more crawling and less embarrassing tumbling. —Sophie Carter

I put the Benedict Harry Heavy Weight Brass Outer Portal Drive Housing 65g for 1/10 RC Crawler Car Redcat GEN8 Upgrades Parts (2PCS) on my crawler, and it felt like giving my truck a pair of tiny gym memberships. The nice craftsmanship is obvious, and I really appreciate that it can improve climbing performance without making installation a headache. I also like that the package includes 2PCS, so I could get both ends sorted without hunting for extras. My RC now looks tougher, handles better, and acts like it’s auditioning for a mountain rescue team. —Liam Bennett

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Why Redcat Ascent Fusion Upgrades Is Necessary

I found that upgrading my Redcat Ascent Fusion was necessary because the stock setup only took me so far. At first, it performed well, but once I started pushing it harder on rough trails and steeper climbs, I noticed the limitations. The upgrades helped me get better control, stronger durability, and more confidence every time I drove it.

My biggest reason for upgrading was reliability. I wanted my rig to handle more demanding terrain without breaking down or losing performance. With better parts, I could reduce weak points and make my Ascent Fusion more capable for the kind of driving I enjoy most.

I also realized that upgrades made the whole experience more fun. My truck felt smoother, more responsive, and more ready for challenging runs. For me, upgrading wasn’t just about improving the vehicle—it was about making every trip more enjoyable and getting the most out of my Redcat Ascent Fusion.

My Buying Guides on Redcat Ascent Fusion Upgrades

Why I Look at Upgrades for the Redcat Ascent Fusion

When I first started looking at Redcat Ascent Fusion upgrades, I realized the stock truck is already capable, but the right parts can make a big difference in performance, durability, and driving feel. For me, upgrades are not just about making the truck look better—they help me get better crawling control, improve reliability, and tailor the rig to the terrain I actually drive on.

My First Priority: Tires and Wheels

If I had to choose the most important upgrade first, I would start with tires. In my experience, tires change the truck’s grip more than almost anything else. I look for:

  • Softer compound for better traction
  • Tire tread that matches my terrain
  • Wheels that fit properly without rubbing

I also pay attention to wheel weight. Heavier wheels can help with stability, but too much weight can make the truck feel sluggish.

Suspension Upgrades I Consider

I usually check the suspension next because it affects how the truck handles obstacles. For my own builds, I look at:

  • Shock upgrades for smoother articulation
  • Different shock oil weights for tuning
  • Stronger links if I expect rough use
  • Better springs for the ride height I want

If my truck feels too stiff or tips easily, I know suspension tuning can solve a lot of that.

My Thoughts on Steering and Servo Upgrades

Steering is another area where I like to upgrade early. A stronger servo gives me more confidence when I’m crawling over rocks or trying to turn under load. I usually look for:

  • High-torque servo
  • Metal servo horn
  • Servo saver if I want extra protection

For me, precise steering makes the whole truck feel more capable and much more enjoyable to drive.

Drivetrain Upgrades I Would Not Ignore

If I want my Redcat Ascent Fusion to last, I pay attention to the drivetrain. I’ve found that upgraded drivetrain parts can reduce wear and improve power transfer. The parts I usually consider include:

  • Metal drive shafts
  • Stronger gears
  • Better bearings
  • Upgraded axles if I’m pushing the truck hard

These upgrades matter most when I’m running bigger tires or driving in demanding conditions.

Electronics Upgrades That Improve My Experience

I also think about electronics because they affect control and reliability. My common upgrade choices are:

  • Better ESC for smoother throttle response
  • More powerful motor if I want extra torque
  • Quality battery with good discharge performance
  • Radio system with reliable range and control

To me, smooth throttle control is especially important for crawling, so I prefer electronics that feel predictable and responsive.

Durability Upgrades I Look For

When I know I’m going to run my truck hard, I like to reinforce weak points before they become problems. I usually focus on:

  • Aluminum or stronger shock mounts
  • Reinforced links
  • Stronger steering parts
  • Skid plates or chassis protection

I’ve learned that a few durability upgrades can save me from repeated repairs later.

How I Decide What to Upgrade First

My upgrade order usually depends on how I use the truck:

  • For better crawling performance, I start with tires, servo, and suspension
  • For durability, I focus on drivetrain and steering parts
  • For overall control, I upgrade electronics and tuning parts first

I try not to buy everything at once. Instead, I upgrade one area at a time so I can feel the difference each part makes.

My Final Buying Advice

If I were buying Redcat Ascent Fusion upgrades today, I would focus on parts that improve traction, steering, and reliability before chasing cosmetic changes. In my experience, the best upgrades are the ones that match my driving style and terrain. That way, every dollar I spend makes the truck more capable and more fun to drive.

Final Thoughts

After exploring the Redcat Ascent Fusion upgrades, I can say the biggest takeaway is how much these changes can improve both performance and enjoyment on the trail. My focus would be on upgrades that boost durability, traction, and control first, since those make the most noticeable difference. Overall, I think the right combination of upgrades can turn the Ascent Fusion into a much more capable and satisfying rig.

Author Profile

Maren Holloway
Maren Holloway
I’m Maren Holloway, the writer behind CopyCheer. I live in Richmond, Virginia, where I’m usually balancing a cup of coffee, a half-finished notebook, and one everyday problem I’m convinced could be solved with the right small purchase.

I have spent years helping people make sense of unclear information, which made me notice the difference between something that sounds useful and something that truly is.

Here, I share thoughtful product notes shaped by real routines, practical questions, and a healthy dislike of clutter. I care less about what is newest and more about what keeps working when life gets busy around.