Star Union DP8 1.8mm Stainless Steel Bicycle Disc Brake Rotor, 6-Bolt Bike Rotor for MTB, E-Bike & Road Bike, 160mm 180mm 203mm
Key Feature:
DP8 Disc Rotor – Stainless Steel 6-Bolt Brake Rotor
Overview
The Star Union DP8 Disc Rotor is designed for reliable braking performance on mountain bikes, e-bikes, road bikes, gravel bikes, and commuter bikes. Manufactured from high-strength stainless steel with a 1.8mm thick braking surface, it delivers consistent braking performance, excellent heat resistance, and long-lasting durability for both everyday riding and demanding conditions.
The hollow-carved ventilation design improves airflow to help dissipate heat while reducing weight and clearing mud and debris. Available in 160mm, 180mm, and 203mm sizes, the DP8 rotor offers a dependable upgrade or replacement for riders seeking stable braking performance across a wide range of applications.
Compatibility
- Compatible with MTB, E-Bike, Road Bike, Gravel Bike, Hybrid Bike, Trekking Bike, and Commuter Bike disc brake systems
- Fits standard 6-bolt hubs
- Compatible with most hydraulic and mechanical disc brake calipers
- Available in 160mm, 180mm, and 203mm diameters
- Rotor thickness: 1.8mm
Size Options & Weight
DP8-160
- Diameter: 160mm (6.3")
- Thickness: 1.8mm
- Weight: approx. 128g
- Recommended for road bikes, commuter bikes, gravel bikes, and light MTB riding
DP8-180
- Diameter: 180mm (7.09")
- Thickness: 1.8mm
- Weight: approx. 155g
- Recommended for MTB, trail riding, e-bikes, and riders seeking increased braking power
DP8-203
- Diameter: 203mm (8.0")
- Thickness: 1.8mm
- Weight: approx. 192g
- Recommended for downhill riding, high-power e-bikes, cargo bikes, and demanding braking conditions
Specifications
| Item | Specification |
|---|---|
| Product Name | DP8 Disc Rotor |
| Material | Stainless Steel |
| Mount Type | 6-Bolt |
| Bolt Circle Diameter | 44mm |
| Rotor Thickness | 1.8mm (0.07") |
| Available Sizes | 160mm / 180mm / 203mm |
| Color | Silver |
| Compatibility | MTB, E-Bike, Road, Gravel, Hybrid & Commuter Bikes |
| Brake Systems | Hydraulic & Mechanical Disc Brakes |
| Package Includes | 1 × Disc Rotor, 6 × Mounting Bolts |
FAQ
What bikes is this rotor compatible with?
The DP8 Disc Rotor is compatible with mountain bikes, e-bikes, road bikes, gravel bikes, hybrid bikes, trekking bikes, and commuter bikes equipped with a standard 6-bolt disc brake hub.
Is it compatible with hydraulic disc brakes?
Yes. It is compatible with most hydraulic and mechanical disc brake systems using a standard 6-bolt rotor.
Does the package include mounting bolts?
Yes. Each rotor includes six stainless steel mounting bolts for installation.
Which rotor size should I choose?
-
-
- 160mm: Ideal for road bikes, commuting, gravel riding, and light MTB use.
- 180mm: Recommended for trail riding, MTB, and e-bikes requiring stronger braking.
- 203mm: Best suited for downhill riding, heavy-duty e-bikes, cargo bikes, and riders needing maximum braking performance.
-
Most U.S. orders ship from our U.S. warehouse and are usually delivered within 3–6 days.
Orders to other countries, out-of-stock items, and customized products may ship from China and are usually delivered within approximately 14 days.
We want you to be completely satisfied with your purchase. If you have any questions, concerns, or complaints, please contact our online support team or email us at grt@star-union.net. We will respond within 8 hours.
Items can be returned or exchanged within 30 days of delivery. Please contact us before returning an item so we can help you with the next steps.