R1WURKS R1B Rear Hub Set, Aluminium
These optional aluminum rear hubs are an excellent choice if you’re looking for a more direct handling feel. The increased stiffness and added hub weight help provide a more stable rear end on high-grip surfaces while reducing flex.
Features and Specifications:
- Direct fit, stock geometry
- Made from high-strength 7075 T6 aluminum
- Compatible with R1Wurks bolt-on hub tuning weights
- Precision CNC-machined
- Durable matte black anodized finish with laser-etched R1 branding
Available in Standard or HRC geometry
Includes:
- x2 Rear Hub (HRC or Standard)

Hub Weight Comparison (Per Hub)
| Hub Geometry | Plastic Hub | Aluminum Hub | Aluminum Hub + Optional Weight |
|---|---|---|---|
| Standard | 4.87g | 6.60g | 10.80g |
| HRC | 5.76g | 8.15g | 12.35g |
Optional weights – R1W-900103
Fits:
- R1B






