Disc Brake
Bridge Shape
23mm IW
Carbon / Steel Spoke
Disc Brake
Standard Aero
21mm IW
Carbon / Steel Spoke
Disc Brake
Asymmetric Profile Design
Tubular | Clincher
Inner Width: 22mm (Clincher)
Inner Width: 28mm (Tubular)
Profile: 33mm - 55mm
Disc Brake
Bridge Shape
21mm IW
Carbon / Steel Spoke
Disc Brake
Asymmetric Shape
21mm IW
Carbon / Steel Spoke
Bridge Shape Design
Disc
Clincher
25mm | 28mm | 31mm | 32mm I.W.
23mm Profile
Asymmetric Shape Design
Disc
Clincher
25mm | 28mm | 31mm | 32mm | 35mm I.W.
21mm to 25mm Profile
Symmetric Shape Design
Disc
Clincher
32mm I.W.
31mm Profile
Water-Drop Shape Design
Disc
Clincher
25mm | 29mm | 30mm I.W.
21.5mm | 25.5mm Profile
Fat Tire
Disc
Clincher
60mm | 70mm | 80mm | 83mm I.W.
20mm | 40mm Profile
e-Gravel
Disc
Clincher
25mm I.W.
40mm Profile
e-MTB
Disc
Clincher
32mm I.W.
31mm Profile
Experience unparalleled performance and versatility with our gravel carbon rims, meticulously crafted to elevate your gravel riding adventures. Featuring asymmetric profiles for optimized spoke tension and stiffness, choose from versatile tire bead options – clincher with mini-hook design or hookless – to match your riding preferences and terrain demands.
With a wide range of profile options and inner widths, our rims provide stability, traction, and comfort on varied gravel terrain, ensuring an exceptional riding experience. Engineered from premium carbon fabrics, our rims offer lightweight performance and exceptional durability, empowering you to conquer gravel trails with confidence.
Customize your ride with confidence, knowing that our gravel rims are designed for long-term value and lasting enjoyment, enabling you to push your limits and explore new horizons with every ride.
Profile  | I.W. | Model | Brake Type | Tire Type | Tire Bead | Version | Net Weight | Unit Price | MOQ | Delivery |
|---|---|---|---|---|---|---|---|---|---|---|
| 30 mm | 24 mm | GRL30C | Disc Brake | CLINCHER & TLR | MINI HOOK | V2 / V3 | 390g / 360g | |||
| 25 mm | GRL30S | HOOKLESS | V2 / V3 | 390g / 360g | ||||||
| 40 mm | 24 mm | GRL40C | MINI HOOK | V1 / V2 / V3 | 460g / 430g / 400g | |||||
| 25 mm | GRL40S | HOOKLESS | V2 / V3 | 430g / 400g | ||||||
| 50 mm | 24 mm | GRL50C | MINI HOOK | V2 / V3 | 460g / 430g | |||||
| 25 mm | GRL50S | HOOKLESS | V3 | 430g | ||||||
| 21 mm | 25 mm | GRL930 | HOOKLESS | V2 | 325g | |||||
| 24.5 mm | 27.5 mm | GRL733 | 365g |
* Select model to quick view technical specifications and geometry details.
| Weight | 325 g |
|---|---|
| Model | GRL930 |
| Weight | 365 g |
|---|---|
| Model | GRL733 |
| Weight | 390 g |
|---|---|
| Model | GRL30SV2 |
| Weight | 360 g |
|---|---|
| Model | GRL30SV3 |
| Weight | 430 g |
|---|---|
| Model | GRL40SV2 |
| Weight | 400 g |
|---|---|
| Model | GRL40S |
| Weight | 460 g |
|---|---|
| Model | GRL50SV2 |
| Weight | 430 g |
|---|---|
| Model | GRL50SV3 |
Duraflex™ Carbon Pro
Elevate your cycling experience with our Duraflex™ Carbon Pro road disc brake rims, meticulously crafted using the synergy of high modulus carbon fiber and impact-resistant epoxy. This cutting-edge prepreg technology revolutionizes rim performance, delivering unrivaled strength, weight optimization, and durability.
At the core of our manufacturing process lies the extraordinary strength-to-weight ratio of high modulus carbon fiber. Engineered to maximize power transfer, our rims provide a responsive and agile ride, propelling you forward with effortless speed.
By harnessing the lightweight properties of high modulus carbon fiber, we ensure exceptional maneuverability without compromising structural integrity.
Complementing the carbon fiber, our impact-resistant epoxy resin adds an additional layer of durability and protection. Specifically formulated to withstand intense forces and absorb impacts, it guarantees unwavering performance on rough terrain and fast descents.
Our rims, fortified with impact-resistant epoxy, instill unwavering confidence as you push the boundaries of your riding capabilities.
With meticulous attention to detail, our advanced prepreg technology enables precise control over the rim's construction. This ensures optimal layup design, enhancing characteristics such as lateral stiffness and vertical compliance. The result is a robust and responsive rim that excels in demanding riding conditions, offering the ultimate balance of performance and reliability.
Experience the extraordinary performance and durability of our Duraflex™ Carbon Pro road disc brake rims. Unleash your potential, conquer any challenge, and enjoy a ride that transcends boundaries. Our relentless pursuit of excellence guarantees a wheelset that revolutionizes your cycling experience.
AirMax™ Custom-Shaped Airbags
At the forefront of carbon rim manufacturing, we embrace innovation to deliver unrivaled quality and performance. Our AirMax™ Custom-Shaped Airbags represent a groundbreaking advancement in rim production. Unlike traditional straight airbags, our custom-shaped airbags are meticulously crafted to precisely fit the contours of the rim's inner surface.
With our custom-shaped airbags, we have revolutionized the manufacturing process, virtually eliminating air leaks and ensuring consistent, top-tier rim production. The tailored fit of the airbags guarantees uniform pressure distribution during curing, resulting in flawlessly constructed rims with exceptional strength, durability, and performance.
Not only do our custom-shaped airbags enhance structural integrity, but they also contribute to the creation of impeccably smooth inner walls. This seamless surface not only improves aerodynamics but also enhances the overall riding experience. Riders can expect heightened responsiveness, stability, and efficiency, whether conquering challenging trails or pushing the limits on the road.
Through our commitment to cutting-edge manufacturing techniques and the integration of custom-shaped airbags, we are dedicated to delivering carbon rims of unmatched quality, performance, and reliability. Experience the pinnacle of rim technology and elevate your riding experience with our AirMax™ Custom-Shaped Airbags.
FusionFlex™ Bead Design
Redefining Rim Performance with Mini-Hook Innovation
Introducing FusionFlex™, our revolutionary bead design that seamlessly combines the best features of hookless and hooked bead technologies.
With its innovative Mini-Hook profile, FusionFlex™ offers the perfect balance of security and versatility for your carbon rims. The precise Mini-Hook design ensures a secure tire fit, preventing slippage and maximizing performance, while the streamlined shape reduces weight and enhances aerodynamics.
Experience the ultimate control and confidence on every ride with carbon rims featuring FusionFlex™. Elevate your cycling experience and unleash the full potential of your bike with the game-changing FusionFlex™ bead design.
Effortless Tubeless Integration Technology
Elevating Your Carbon Rim Experience
The tubeless system offers a range of advantages that revolutionize your riding experience. With enhanced puncture resistance and reduced risk of flats, you can conquer any terrain with confidence. Experience lower rolling resistance for increased speed and efficiency, while the ability to run lower tire pressures provides better traction and comfort. Say goodbye to pinch flats and enjoy improved durability.
Our carbon rims feature a specially engineered profile and tire bed design for seamless tubeless setups. The optimized shape ensures easy tire installation and a secure, airtight fit. Paired with high-quality tubeless valve stems and tapes, our system guarantees reliable performance and eliminates air leakage. To streamline the process, our efficient tape installation machine ensures precise application, saving you time and ensuring consistent performance. Elevate your riding with our carbon rims' tubeless system and unleash the full potential of your bike.
DynamicForce™ Reinforcement Technology
Unleashing Strength and Weight Optimization in Carbon Rims
Introducing DynamicForce™ Reinforcement Technology, our revolutionary advancement in carbon rim construction. With precision engineering and meticulous material distribution, DynamicForce™ strategically reinforces the most critical areas of our rims, achieving unmatched strength and weight optimization.
Through the integration of a pre-made carbon stripe with variable thickness, DynamicForce™ ensures targeted reinforcement precisely where it's needed most - the nipple hole areas. This innovative approach provides exceptional resistance to pulling forces while reducing weight in non-drilling sections, resulting in an ideal balance of strength and lightweight performance.
Our commitment to seamless integration and structural integrity is reflected in every aspect of DynamicForce™. This technology eliminates the need for additional reinforcement materials or complex assembly techniques, streamlining the manufacturing process while maintaining exceptional quality.
Experience the power of DynamicForce™ Reinforcement Technology and unlock the full potential of your ride. Elevate your cycling experience with carbon rims that combine strength, weight optimization, and uncompromising performance.
UniteFlex™ Lamination Technology
Elevating Carbon Rim Construction to New Heights
At the core of our carbon rim manufacturing lies our groundbreaking UniteFlex™ Lamination Technology. This advanced process combines cutting-edge machinery and meticulous attention to detail to achieve flawless lamination of the prepreg layers. Our specially designed lamination machine applies precise pressure, while the vacuuming process ensures the complete elimination of trapped air.
By eliminating bubbles and achieving a solid bond between each layer, our UniteFlex™ Lamination Technology creates carbon rims of unparalleled strength, durability, and performance. The precisely controlled pressure application and meticulous vacuuming process guarantee a consistent and reliable construction, meeting the highest quality standards.
With UniteFlex™ Lamination Technology, our carbon rims deliver exceptional performance and reliability on any terrain. Riders can confidently push their limits, knowing that their carbon rims are engineered to withstand the most demanding riding conditions. Experience the pinnacle of carbon rim construction with our UniteFlex™ Lamination Technology and embark on thrilling adventures with confidence and control.
ImmaculateMold™
Advancing Carbon Rim Surface Tooling for Unmatched Finish
ImmaculateMold™ is our cutting-edge technology that redefines the carbon rim manufacturing process, elevating it to new heights of precision and perfection. With specially designed molds featuring advanced surface tooling, we achieve unrivaled control over the resin flow and distribution during the curing process.
The result is a flawless and visually stunning rim surface, free from imperfections or blemishes.
Our meticulous mold surface tooling technology ensures that the resin moves smoothly, allowing it to settle seamlessly and evenly across the rim's surface. The immaculate finish not only enhances the aesthetic appeal of our carbon rims but also guarantees their structural integrity and optimal performance.
Each carbon rim produced with ImmaculateMold™ represents the epitome of craftsmanship and attention to detail. From its flawless surface to its superior strength, every rim is a testament to our commitment to excellence in manufacturing. Experience the exceptional quality and exquisite finish of our carbon rims, crafted with the precision and innovation of ImmaculateMold™ technology.
PrecisionDrill™
Advancing Carbon Rim Drilling Technology for Unmatched Performance
PrecisionDrill™ represents a groundbreaking leap in carbon rim manufacturing, as we harness the power of advanced drilling technology to create rims of unparalleled precision and performance. Our state-of-the-art 3-axle high-speed automatic drill machine ensures accurate and consistent hole placement for essential components such as spoke nipples and valve stems.
Under the watchful eye of our skilled technicians, the drilling process achieves flawless hole dimensions and alignment, guaranteeing the structural integrity of the carbon rim remains uncompromised. Every hole is meticulously crafted to seamlessly integrate with the rim, enhancing strength and allowing for optimal spoke tension and wheel stability.
With PrecisionDrill™, our carbon rims deliver an unrivaled cycling experience, where every aspect is designed to maximize performance. Experience the perfect precision of our carbon rims, where each hole represents the fusion of innovation, craftsmanship, and excellence. Elevate your riding experience with carbon rims that redefine precision and set new standards for performance and reliability.
SmoothSurface™
Elevate your carbon rim experience with SmoothSurface™, our cutting-edge automated sanding technology that delivers flawlessly smooth and visually captivating rim surfaces. At our carbon rim manufacturing facility, we leave no detail untouched, utilizing an advanced sanding machine engineered for precision and excellence.
Our state-of-the-art sanding machine ensures consistent and even sanding across the entire rim surface, resulting in a flawless finish that enhances the aesthetics of our carbon rims. But our commitment extends beyond beauty – we prioritize sustainability and worker safety.
Our sanding machine incorporates an integrated waste collection system, effectively capturing and containing any debris or dust produced during the sanding process. This environmentally conscious design minimizes any potential impact on the environment while safeguarding the health and well-being of our workers.
Experience the perfect marriage of aesthetics and sustainability with our carbon rims featuring SmoothSurface™ technology. Ride with confidence, knowing that every aspect of our manufacturing process is dedicated to delivering impeccable rim surfaces, exceptional performance, and a greener future.
Choose SmoothSurface™, where perfection meets responsibility, and discover the pinnacle of carbon rim craftsmanship.
Impact Testing
Ensures the Strength and Durability
RSD carbon rims are designed with the highest quality carbon fiber and an optimized lay-up structure to deliver superior strength and durability.
Our engineers have conducted extensive impact testing and spoke hole pulling testing to ensure that our rims can withstand the rigors of intense riding conditions.
These tests have shown that the carbon rims can handle heavy loads and high speeds without warping or bending, providing a reliable and safe cycling experience for riders.
Our focus on strength and durability is driven by our commitment to quality and safety, and our dedication to providing riders with the best possible riding experience.
Impact Testing
Ensures the Strength and Durability
RSD carbon rims are designed with the highest quality carbon fiber and an optimized lay-up structure to deliver superior strength and durability.
Our engineers have conducted extensive impact testing and spoke hole pulling testing to ensure that our rims can withstand the rigors of intense riding conditions.
These tests have shown that the carbon rims can handle heavy loads and high speeds without warping or bending, providing a reliable and safe cycling experience for riders.
Our focus on strength and durability is driven by our commitment to quality and safety, and our dedication to providing riders with the best possible riding experience.
Impact Testing
Ensures the Strength and Durability
RSD carbon rims are designed with the highest quality carbon fiber and an optimized lay-up structure to deliver superior strength and durability.
Our engineers have conducted extensive impact testing and spoke hole pulling testing to ensure that our rims can withstand the rigors of intense riding conditions.
These tests have shown that the carbon rims can handle heavy loads and high speeds without warping or bending, providing a reliable and safe cycling experience for riders.
Our focus on strength and durability is driven by our commitment to quality and safety, and our dedication to providing riders with the best possible riding experience.
Impact Testing
Ensures the Strength and Durability
RSD carbon rims are designed with the highest quality carbon fiber and an optimized lay-up structure to deliver superior strength and durability.
Our engineers have conducted extensive impact testing and spoke hole pulling testing to ensure that our rims can withstand the rigors of intense riding conditions.
These tests have shown that the carbon rims can handle heavy loads and high speeds without warping or bending, providing a reliable and safe cycling experience for riders.
Our focus on strength and durability is driven by our commitment to quality and safety, and our dedication to providing riders with the best possible riding experience.
Brake Interface
Net Weight
Rim Height
In cycling, rim height significantly impacts the aerodynamics, agility and weight of the wheel. The general principle is the higher the profile of the rim, the greater the aerodynamic advantage; the lower the profile of the rim, the greater the response and better the handling when cornering and changing speed.
Tire Interface
Rim Inner Width