
The Top-Fire Lightweight Hub carbon road bike wheels are crafted using high-quality Toray T700 and T800 carbon fiber. With a depth of 45mm and a height of 28mm, the front wheel weighs 539.5 grams, while the rear wheel weighs 645 grams. These wheels are designed for optimal aerodynamics and speed, making them an excellent choice for serious cyclists. ensuring a light, responsive ride.
Item NO.:
R4528SLPayment:
Paypal, Bank Transfer, West UnionProduct Origin:
Xiamen,ChinaColor:
UD/3K/12K(Customized Painting Acceptable)Shipping Port:
XIAMENTop-Fire 700C Fastest Carbon Road Bike Wheels
Key Features of Top-Fire 700C Carbon Road Wheels
*All of our carbon road rims fit this lightweight hub.
Carbon Road Wheels Specification
Model
R4528SL
Weight
Front Wheel Weight: 539.5g
Rear Wheel Weight: 645g
Rim Size
Drills: 20/20 Holes
Outer Width: 28mm
Inner Width: 21mm
Tire Compatibility
Clincher/ Tubeless
Recommended Tire Size
25-28C
Chossen Hub
RD240
Perrin:Ceramics
Freehub Body:Planetary gear(Shimano)
spacing:Front: 12*100 mm Rear:12*142mm
Spoke Count
Front: 20 Rear:20
Spoke Pattern
Front: 2X 1:1 Rear: 2X 1:1
Max Spoke Tension
>450kgf
Rim Material
Toray T700 + T800 Carbon Fibers
Spoke Material
Carbon Fiber
Disc brake/rim brake
Disc brake
Warranty
18 months
Packing Size
850*650*200mm(Carton)
Carbon Fiber Wheels for Road Bikes Manufacturing Process
Material Preparation
The process begins with selecting premium carbon fiber sheets. Each sheet is inspected for consistency, thickness, and fiber alignment before being precisely cut to size. This step ensures the structural integrity and performance of the final wheel.
Lay Up
Cut carbon sheets are carefully layered into molds according to a specific layup schedule. The fiber orientation is strategically arranged to achieve optimal strength, stiffness, and weight balance. Skilled technicians ensure every layer is placed without wrinkles or gaps.
Drilling
After preliminary shaping, precision drilling machines create accurate spoke holes and valve holes. This step demands high accuracy to ensure perfect spoke alignment and long-term durability under riding stress.
Molding
The mold is closed and heated under pressure. This bonds the resin and fibers together, creating the rim’s solid structure. The layered carbon is placed into a high-temperature, high-pressure mold. This molding process compresses the fibers and cures the resin, forming the wheel’s final structure while maximizing strength and minimizing weight.
Testing
Each molded rim undergoes rigorous quality checks. Dimensional accuracy, roundness, and structural integrity are tested by load and impact tests to confirm safety and performance.
Painting
A protective coating or custom paint is applied, giving the wheel its final look and extra protection against the elements. After passing tests, rims enter the painting and finishing stage. Here, protective coatings and custom graphics are applied. This not only enhances the aesthetic appeal but also provides UV and weather resistance.
QC Test
Every rim undergoes strict dimensional, strength, and balance testing. Wheels are carefully packed using protective foam and custom-fit boxes to prevent any damage during transport. This ensures they arrive at customers in perfect condition.
Packing
Rims are securely packed to prevent damage during shipping. Wheels are carefully packed using protective foam and custom-fit boxes to prevent any damage during transport. This ensures they arrive at customers in perfect condition.
Shipping
Finished carbon road wheels are shipped worldwide via air, sea, or land logistics, ready to deliver top-tier performance to cyclists across the globe.
Carbon Road Bike Wheels Performance and Testing
At Top-Fire, every wheel undergoes rigorous physical property tests, including:
Positive & Lateral Rigidity Tests (ISO 4210-7:2014 standard)
Impact & Road Test to simulate real riding conditions
Spoke Hole Tensile Test for long-term durability
Walking Fatigue Test with over 100,000 cycles
Carbon Road Bicycle Wheels Installation & Maintenance Guide
Preparing for Installation
Before installing your carbon road wheels, check that your frame and brakes are compatible. Make sure the hubs match your bike’s axle type. Always use brake pads specifically designed for carbon rims.
Mounting the Wheels
Start by placing the front wheel into the fork dropouts and securing it with a quick-release or thru-axle. For the rear, align the chain on the smallest cog, then slide the wheel into place. Spin each wheel to confirm that it turns freely without rubbing against the frame or brake pads.
Setting Tire Pressure
Carbon rims work best with proper tire pressure. Follow the manufacturer’s limits to avoid damage. Tubeless tires need sealant inside the tire, while clincher tires require tubes. Check the pressure before every ride.
Routine Care and Maintenance
Keep your wheels clean by wiping them down with a soft cloth and mild soap. Avoid harsh chemicals that could damage the resin. Inspect spoke tension regularly and listen for unusual creaks or clicks. If you notice loose spokes, have them adjusted by a professional.
Carbon Road Cycling Wheels Applications
Road Racing
Carbon wheels are often chosen for racing due to their aerodynamic shape and lightweight design. Deeper rims help cut through the wind, giving riders an edge during fast group rides and sprints.
Endurance and Long-Distance Riding
For long days on the bike, comfort and efficiency matter most. Carbon wheels absorb small road vibrations better than alloy wheels. This makes them easier on the body during centuries or multi-day events. The lower rolling resistance also helps conserve energy over long distances.
Climbing and Hilly Terrain
Lightweight carbon rims are well-suited for steep climbs. They reduce the total weight of the bike, which makes it easier to maintain rhythm when the road points upward. Riders who spend time in the mountains often prefer shallower rim depths for improved control and reduced crosswind impact.
Time Trials and Triathlons
In time trials and triathlons, every second counts. Deep-section carbon wheels provide excellent aerodynamic efficiency, helping riders maintain speed with less effort.
Everyday Training
Not every ride is a race. Many cyclists use carbon wheels in daily training to enjoy the same benefits they rely on during competition. With proper care, these wheels hold up well against regular use and add confidence to everyday riding.
Why Choose Top-Fire Carbon Fiber Road Bike Wheels
Focus on Quality
Top-Fire wheels are made with high-grade carbon fiber and strict production standards. Each rim goes through a careful layup process, precise molding, and multiple rounds of testing. This ensures the wheels deliver consistent performance and can handle the demands of both training and racing.
Balanced Performance
These wheels are designed to be light without losing strength. Riders notice faster acceleration, better climbing ability, and steady handling in corners. The aerodynamic rim profiles also help maintain speed on flat roads. The balance between weight, stiffness, and comfort makes them versatile for different riding styles.
Tested and Trusted
Every wheel is checked for impact strength, walking fatigue test report, and rim positive rigidity test report. This testing process makes sure they hold up under real-world riding conditions. Riders can count on the wheels for durability, whether on smooth race courses or rougher local roads.
Options for Different Riders
Top-Fire offers wheels in various rim depths and hub choices, so cyclists can pick what matches their needs. From everyday training to competitive racing, there is a setup that fits. Riders also have the option of custom designs, making the wheels a better match for personal preference.
Road Bike with Carbon Wheels Customization Options
Rim Depth Choices
Riders can choose from different rim depths depending on their needs. Shallow rims, such as 35–40mm, are light and easy to handle on climbs. Mid-depth rims, around 50mm, balance speed and stability. Deep rims, like 60mm or more, are best for flat roads and racing.
Brake System Options
Carbon wheels come in both rim brake and disc brake versions. Rim brake wheels are lighter, while disc brake wheels provide stronger stopping power in all weather. The choice depends on the rider’s frame and riding style.
Hub and Spoke Selection
Hubs influence the smoothness of a wheel's rolling motion and the speed of its engagement. Riders can choose from a variety of hub designs, ranging from lightweight to high-performance. We offer both custom hubs and DT hubs. Spokes are also important, and we offer straight-pull or J-bend spokes, each with varying degrees of strength and durability.
TD Hubs
Self-Produced Hubs
Some cyclists prefer a clean matte look, while others want glossy finishes or custom decals. Personalized graphics and logos make the wheels stand out and can match the bike’s color scheme.
Tubeless or Clincher Setup
Many modern carbon wheels are tubeless-ready, giving riders lower rolling resistance and fewer flats. Others may prefer the classic clincher setup for easier tire changes. Both setups are supported, depending on preference.
Carbon Vs Aluminum Road Bike Wheels
Feature
Carbon Wheels
Aluminum Wheels
Weight
Lighter, helps with climbing and acceleration
Heavier, but still durable for daily use
Aerodynamics
Deep rim profiles improve speed on flat roads
Less aerodynamic, usually shallower rims
Comfort
Absorbs road vibrations better
Stiffer ride, less vibration dampening
Durability
Strong but can crack under heavy impact
More resistant to dents and everyday bumps
Braking
Needs special brake pads for rim brakes
Works well with standard brake pads
Price
Higher cost due to materials and process
More affordable and widely available
Best For
Racing, climbing, and performance riding
Training, commuting, and budget-friendly use
Carbon Road Bike Wheelset R4528sl Self-Produced Hubs
FAQ
Q: Are Chinese carbon road bike wheels reliable for daily riding?
A: Yes. Many Chinese carbon road bike wheels are made with high-quality materials and advanced molding processes. When bought from a trusted brand, they can perform just as well as models from bigger names.
Q: What is the benefit of using carbon road wheels 700c?
A: Carbon road wheels 700c are the standard size for most modern road bikes. They roll smoothly, maintain speed well, and are available in different rim depths to suit climbing, racing, or training.
Q: Are carbon road wheels clincher or tubeless better?
A: Carbon road wheels with clincher tires are easy to set up and make tire changes simple. Tubeless options, on the other hand, can reduce flats and lower rolling resistance. The best choice depends on your riding style.
Q: Why do cyclists choose carbon road bike disc wheels?
A: Carbon road bike disc wheels provide stronger and more consistent braking, especially in wet conditions. They also allow for wider tires, which improves comfort and grip on rough roads.
Q: How do I make carbon road wheels last longer?
A: Keep them clean, check spoke tension, and use the right brake pads for carbon rims. Avoid hitting potholes at high speed, and your wheels will stay strong for years.
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