About The Product
- New UD2 rim laminate and Fore Carbon spoke attachment save 55g and eliminate rim tape (another 30g saved per wheel) 45mm deep, 26mm wide NACA rim profile optimized for disc brakes
- New Infinity hub plaform: stiff axle, durable bearings and new hub design optimize lacing and spokes tension ID360 freewheel technology for instant power transfer
- Threaded metallic insert is wrapped into the carbon for the nipples to thread into resulting in a drill-less design requiring no tape
- Non-contact spoke lacing results in no noise under load and even distributes the tension more efficiently than standard hub types
- Less drag, more watts thanks to its 45mm rim profile and elliptical spokes developed by Mavic`s aero experts
- Rear wheels feature Mavic`s new Instant Drive 360 freewheel
Upgrade your cycling performance with the Mavic Cosmic SLR 45 Disc 700C Rear Wheel - the ultimate choice for competitive riders and serious enthusiasts seeking aerodynamic efficiency, lightweight durability, and cutting-edge technology. Crafted with premium materials and designed for high-stakes road racing, this tubeless-ready Rear Wheel offers unparalleled speed, control, and reliability on any terrain.
Materials & Construction:
Constructed with advanced UD2 carbon lamination and Fore Carbon spoke attachment, the Cosmic SLR 45 Disc boasts a 45mm deep, 26mm wide NACA aerodynamic rim profile that reduces drag and maximizes speed. The innovative carbon layup minimizes weight-saving an impressive 55g per wheel-and eliminates the need for rim tape, saving an additional 30g per wheel. The hubs feature a robust alloy construction wrapped with carbon, incorporating threaded metallic inserts to facilitate precise nipple threading without drilling, resulting in a clean, maintenance-friendly design.
Performance & Engineering:
Engineered for optimal aerodynamics and minimal rolling resistance, the Cosmic SLR 45 Disc's elliptical spokes, developed by Mavic's aero experts, enhance airflow and stability while delivering a stiff, responsive ride. The 19mm internal width ensures compatibility with wider tires for improved comfort and grip. The 45mm rim depth strikes an ideal balance between aerodynamics and weight, providing less drag and more watts transmitted with each pedal stroke.
Components & Technology:
Powered by the revolutionary Infinity hub platform, these wheels feature stiff axles, durable bearings, and the new ID360 freewheel technology for instant power transfer and reliable engagement. The rear wheel incorporates Mavic's advanced Instant Drive 360 freewheel system, ensuring quick, precise engagement suitable for high-performance racing. The non-contact spoke lacing system reduces noise and evenly distributes tension, increasing durability and efficiency under load.
Style & Use Case:
Designed for road cyclists demanding speed, precision, and aerodynamic advantage, the Cosmic SLR 45 Disc is perfect for racing, time trials, and fast training rides. Its sleek black finish complements any bike setup, while its tubeless compatibility simplifies setup and reduces the risk of flats. Whether climbing steep hills or sprinting on flat terrain, this Rear Wheel delivers consistent performance and uncompromising quality.
Innovative & Differentiating Features:
- Lightweight, aerodynamic carbon construction for maximum speed and efficiency
- Tubeless compatibility with tubeless valves for lower rolling resistance and puncture protection
- UD2 carbon rim laminate and Fore Carbon spoke attachment for weight savings and durability
- ID360 freewheel technology for quick and reliable engagement
- Drill-less, tape-free rim design for easy setup and maintenance
- Non-contact spoke lacing for quieter operation and even load distribution
Specifications:
- Wheel Size: 700C (ISO 622)
- Rim Profile: 45mm deep, 26mm wide NACA
- Tubeless Ready: Yes
- Axle Compatibility: Thru 12mm
- Inner Rim Width: 19mm
- Freewheel Compatibility: 8-11s RD with Instant Drive 360 technology
- Spokes: Mavic Aero, 24H configuration
- Noiseless, high-efficiency tensioning for smoother ride experience
Enhance your cycling setup with the Mavic Cosmic SLR 45 Disc Rear Wheel - engineered for speed, built for durability, and designed to elevate your performance on every ride. Perfect for serious racers and demanding enthusiasts seeking the best in aerodynamic design and lightweight engineering.
- Lightweight and aerodynamic with a 45mm deep NACA-profile rim, engineered from high-grade UD2 carbon laminate to reduce weight by 55g per wheel and eliminate the need for rim tape, improving performance and ease of installation.
- Constructed with the innovative Mavic Infinity hub platform featuring a stiff thru-axle, durable bearings, and ID360 freewheel technology for instantaneous power transfer and enhanced durability in high-performance cycling.
- Designed for tubeless compatibility, these 700C disc brake wheels feature elliptical Aero spokes and a low-drag rim profile, maximizing watts saved and delivering superior speed and efficiency for racing and high-level training.
- Incorporating advanced non-contact spoke lacing for quiet operation under load and even tension distribution, these wheels ensure smooth, reliable performance and reduced maintenance for serious cyclists.
- Featuring a sleek black carbon finish and versatile 8-11 speed compatibility, the Mavic Cosmic SLR 45 Disc wheels are an ideal choice for competitive road, triathlon, and endurance riders seeking optimal blend of style, technology, and lightweight performance.
| Specification | Value |
|---|---|
| Manufacturer | MAVIC |
| Manufacturer Part No. | R4129155 |
| Universal Product Code | 193128778446 |
| Invoice Description | WHL RR MAV 700 622x19 COSMIC SLR 45 DISC 24 11sRD CL 12x142 TBLS CARBON |
| Shipping Weight | 6.00 lbs. |
| Package Dimensions | 26 x 7 x 26 |
| Country of Origin | ROMANIA |
| Size | 700C |
| Ft / Rr / St | RR |
| Width ID (mm) | 19 |
| Axle | Thru 12mm |
| Rim Color | Blk |
| Rim Model | Cosmic SLR 45 Disc |
| Hub Model | Mavic Infinity |
| O.L.D. | 142 |
| Hub Color | Blk |
| Gears | 8-11s RD |
| Brake Type | CL |
| Spoke Type | Mavic Aero |
| Spoke Count | 24H |
| Wall | Dbl |
| Valve | PV |
| Type | Tubeless Compatible |
| ISO | 622 |
| Search Color | Carbon |
| Weight | 785g |
- Supplier:
- JBI
Bike Junkies offers no‑hassle returns and exchanges within 60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.
Return Eligibility
To qualify for a return or exchange, the following conditions must be met:
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The item must be in new, unused, and uninstalled condition.
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All original packaging, tags, hardware, and accessories must be included and intact.
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Items showing wear, installation marks, damage, or improper use cannot be accepted.
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An order number is required.
Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.
Refunds
Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.
Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account.
Exchanges
To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.
How to Start a Return
To request a Return Authorization (RA#), contact us at support@bikejunkies.com. Please include your order number and the item you wish to return.
Once approved:
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You will receive a Return Authorization email with instructions.
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Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
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Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days.
Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.
Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.
Defective, Incorrect, or Damaged Items
If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.
Non‑Returnable Items
Certain items cannot be returned, including:
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Electronics with opened packaging or broken manufacturer seals
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Any part that has been installed or shows installation attempts
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Tools or chemicals that have been opened or unsealed
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Open‑box items with destroyed or missing packaging
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
This Shipping Policy explains how orders are processed, handled, and delivered by Bike Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Order Processing and Handling
Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day.
Transit Times
Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.
Delivery Schedule
Standard delivery occurs Monday through Friday. Saturday delivery may be available.
Shipping Coverage
Bike Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:
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Alaska
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Hawaii
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Puerto Rico
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Any international destination outside the United States
Orders placed with shipping addresses in restricted locations will be canceled and refunded.
Military Shipping (APO/FPO)
Bike Junkies ships to APO/FPO military addresses using USPS only.
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We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
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Transit times to APO/FPO locations may vary significantly depending on military mail processing.
Address Accuracy and Delivery Issues
Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Bike Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.
Lost, Delayed, or Damaged Shipments
If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.
Tracking Information
A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.
Shipping Restrictions
Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
For warranty issues please contact us at support@bikejunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
