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Zipp 303 S Tubeless Disc A1 Rear Wheel
Zipp 303 S Tubeless Disc A1 front wheel displayed on angle

ZIPP 303 S Tubeless Disc A1 Rear

$1,099.99

The ZIPP 303 S Tubeless Disc A1 Rear is a lightweight 700c carbon wheel with 45mm rim depth and 23mm internal width, optimized for tubeless tires and disc brakes.
Free standard shipping Canada-wide over $100
30-day returns on eligible unused items
Ships from Guelph, Ontario

Decision guidance

Is this right for you?

Best For

Ideal for road cyclists and gravel riders who want a lightweight, aerodynamic wheel capable of handling wider tires and tubeless setups for enhanced speed and ride quality.

Why We'd Choose It

Choose the ZIPP 303 S Tubeless Disc A1 Rear for its advanced rim design that reduces drag and rolling resistance, its compatibility with wide tubeless tires, and its lightweight construction that delivers significant watt savings at race speeds.

At a glance

Product facts

Use
Road and gravel riding with tubeless tires
Key feature
Wide 23mm internal hookless carbon rim for tubeless tires
Product Story

Product details

ZIPP 303 S Tubeless Disc A1 Rear

The Zipp 303 S Tubeless Disc A1 rear wheel offers cyclists a blend of speed, versatility, and performance. Featuring a 45mm deep carbon hookless rim with a 23mm internal width, this wheel is designed to optimize tire profile and allow lower tire pressures, enhancing ride quality and reducing rolling resistance.

Built for tubeless tires only and compatible with center lock disc brakes, the 303 S rear wheel supports wider tires up to 50mm, making it suitable for both road and gravel riding. Its lightweight construction (819g rear wheel) and aerodynamic rim profile deliver significant watt savings, improving efficiency at high speeds.

The wheel uses 76/176D hubs with a Center Lock interface and supports Shimano 11-speed and SRAM XDR driver bodies. The matte clear coat finish with UD fiber and bake-on labels provides a sleek, speed-inspired aesthetic.

Key Specs

Specifications

Wheel Size 700c
Rim Depth 45mm
Rim Inside Width 23mm
Rear Wheel Weight 819 g Weight excludes tape and valve
Brake Compatibility Disc (Center Lock)
Hub 76D, 176D Center Lock
Driver Body Type Shimano 11S, SRAM XDR
Questions & answers

Common questions

What tire types are compatible with the ZIPP 303 S Tubeless Disc A1 Rear?

This wheel is compatible with tubeless tires only.

What brake system does this wheel support?

It supports disc brakes with a Center Lock interface.

What is the weight of the rear wheel?

The rear wheel weighs 819 grams, excluding tape and valve.

What driver bodies are compatible with this wheel?

It is compatible with Shimano 11-speed and SRAM XDR driver bodies.

What rim depth does the ZIPP 303 S have?

The rim depth is 45mm.

Delivery & Returns

What to expect

Shipping

Free standard Canada-wide shipping over $100 before tax.

Returns

30-day returns for eligible unused items.

Ships from

Ships from Guelph, Ontario
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