DT Swiss A1800 SPLINE 30 Ratchet Wheels – Reliable Aero Performance

The DT Swiss A1800 SPLINE 30 wheelset is the perfect choice for road cyclists looking for an affordable aerodynamic upgrade. With a 30 mm rim depth, this wheelset offers an excellent balance between speed, stability, and comfort. Whether you’re replacing your current wheels or upgrading your bike, the A1800 SPLINE 30 delivers the trusted performance DT Swiss is known for.

Thanks to the combination of aero spokes and internal nipples, airflow disruption is minimized, resulting in lower drag and more efficient riding. The durable DT Swiss 370 hubs with Ratchet system ensure fast engagement and easy maintenance, making these wheels ideal for both recreational and performance-oriented riders.

Key benefits

• 30 mm aero rim improves speed and stability
• DT Swiss 370 hubs with Ratchet system for fast power transfer
• Aero spokes and internal nipples reduce air resistance
• Pro Lock technology maintains spoke tension up to 20x longer
• Tubeless ready for fewer punctures and lower rolling resistance (of course also suitable for a ‘normal’ inner tyre)
• Ideal as a durable replacement wheelset

Points to consider

• Internal nipples can make truing slightly more complex when set up tubeless

Key specifications

• Weight: approx. 1800 g
• Rim material: aluminum
• Rim depth: 30 mm
• Internal rim width: 20 mm
• External rim width: 24 mm
• Tire compatibility: clincher and tubeless
• Recommended tire width: 28–40 mm

Available freehub bodies

• Shimano HG (also for SRAM 9/10/11-speed)
• Shimano Micro Spline
• SRAM XDR (12-speed)

Tubeless ready technology

The tubeless-ready rims allow you to ride with tubeless tires and sealant, reducing the risk of punctures. Small holes are quickly sealed, while you benefit from lower rolling resistance, improved comfort, and better grip.

Pro Lock spoke nipples

DT Swiss Pro Lock technology uses a special adhesive to prevent spoke nipples from loosening. This ensures long-lasting spoke tension and significantly enhances wheel durability.

What’s in the box

• DT Swiss A1800 SPLINE 30 DB wheelset
• Pre-installed tubeless tape (23 mm)
• Tubeless valves (26–35 mm)

Use our Shimano Freehub Guide to discover the compatibility to your configuration!