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High-Performance SA-RS04 carbon rim brake wheelset

High-Performance SA-RS04 carbon rim brake wheelset

4-pawl freehub system or 36T ratchet (can upgradable to 54T)
26mm/28mm/30mm width options, fits 700C25-45C tires
3K/12K/UD matte/glossy finishing
SA-1423 aero & strong spokes, optimizing aerodynamic performance and structural stability.
2 years warranty
If you require a lighter and better configuration, please contact us for an upgrade

Item No :
SA-RS04 road carbon rim brake wheelset
Payment :
Paypal, Bank Transfer
Product Origin :
China
Color :
3K/12K/UD,matte or glossy

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SA-RS04 Carbon Rim Brake Performance Bike Wheels

Premium carbon fiber road bike wheelset built for performance, combining advanced hub technology, aerodynamic design, and customizable features—including a special Butterfly Pattern edition of the SA-RS04 wheelset—to elevate your riding experience.

Carbon rim brake bike wheels SA-RS04 carbon rim brake wheels

Key features

1. Dual Freehub System Option

Choose between a 36T Ratchet Freehub System or 4-pawls free hub for ultra-smooth engagement and reliable power transfer.

2. Lightweight SA-RS04 Hub

Weighs only 307g, striking the perfect balance of durability and weight savings for agile riding.

3. Aero & High-Strength Spokes

SA-1423 aero spokes boost aerodynamic efficiency while delivering exceptional structural strength for long-term use.

4. Broad Compatibility

Fully suited for Shimano 11/12-speed drivetrains.
Works with 700C×25-45C tires, ideal for road, gravel, and mixed-surface riding.

5. Customizable Carbon Rims

Optional rim widths: 26mm / 28mm / 30mm, tailored to your riding style and tire preferences.

6. Premium Carbon Finishes (Butterfly Pattern Edition Available)

Available in 3K/12K/UD carbon weave with either matte or glossy finish; the butterfly pattern edition features an eye-catching decorative design for personalized style.
the exclusive butterfly pattern design adds a unique aesthetic touch to your bike.700C road rim brake bike wheelest for SA-RS04

7.If you require a lighter and better configuration, please contact us for an upgrade

SA-RS04 Hub

Engineered for smooth, durable performance on the trail or road, this bicycle hub set combines advanced structural design with high-grade bearings to deliver an exceptional riding experience.

36T/54T Upgradable Hub Set | Precision Bearings for Ultra-Smooth Ride
High-Performance Bike Hubs | 4-pawl Structure + QR Quick Release
Premium Bearing Bicycle Hubs | 36T to 54T Upgradable Gearing
Durable Bike Hub Set | Evolved Planetary Teeth + Precision Bearings
Smooth Rotation Bike Hubs | QR Compatible + 4-pawl Stable Structure

Ideal for mountain bikes, hybrid bikes, and road bikes seeking reliable hub performance with room for future upgrades. Built to withstand tough riding conditions while maintaining optimal efficiency.

36T/54T Upgradable hub set 4-pawls free hub

SA-1423 spoke

AS-blade spoke: 420-450kgf breaking strength, 6.5-7.5g lightweight, 200-310mm length
AS-nipple: 0.3-0.4g ultra-light, 14G×14mm precision fit
Aerodynamic blade design for reduced wind resistance
High tensile resistance for durable bicycle wheel performance
Perfectly matched set for seamless wheel building/replacement

Aerodynamic Carbon Spoke 200-310mm

SA-RS04 rim brake carbon wheelset specification

⇒Road disc brake carbon wheels with 26mm wide rim (19mm inner wide): (28mm/30mm/36mm wide is available too)

Model	Depth	External Width	Rim Type	Hub	Front Size	Rear Size	Spoke	Holes	Weight(+/-3%)
SA30CT-26	30mm	26mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1405g
SA38CT-26	38mm	26mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1465g
SA45CT-26	45mm	26mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1495g
SA50CT-26	50mm	26mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1525g
SA60CT-26	60mm	26mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1615g

Road disc brake carbon rim 26mm wide:

Rim	SA30CT-26	SA38CT-26	SA45CT-26	SA50CT-26	SA60CT-26
Rim Weight	395g±15g	425g±15g	440g±15g	460g±15g	530g±15g
ERD	580mm	564mm	550mm	540mm	520mm
Sectional Drawing

⇒Road disc brake carbon wheels with 28mm wide rim (21mm inner wide):

Model	Depth	Exteral Width	Tire Type	Hub	Front Size	Rear Size	Spoke	Holes	Weight(+/-3%)
SA30CT-28	30mm	28mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1415g
SA35CT-28	35mm	28mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1445g
SA40CT-28	40mm	28mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1465g
SA45CT-28	45mm	28mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1535g
SA50CT-28	50mm	28mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1555g
SA55CT-28	55mm	28mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1645g
SA60CT-28	60mm	28mm	Tubeless	SA-RS04	9*74mm	9100mm/9130mm	SA-1423	20H/24H	1685g

Road disc brake carbon rim 28mm wide:

Rim	SA30CT-28	SA35CT-28	SA40CT-28	SA45CT-28
Rim Weight	400g±15g	415g±15g	425g±15g	460g±15g
ERD	580mm	570mm	560mm	550mm
Sectional Drawing
Rim	SA50CT-28	SA55CT-28	SA60CT-28
Rim Weight	470g±15g	515±15g	535g±15g
ERD	540mm	530mm	520mm
Sectional Drawing