VL20 IEPW Pulley wheel
| Brand | Series | Ridea model | |
|---|---|---|---|
| SHIMANO | DURA-ACE Di2 ULTEGRA Di2 | R91XX/R92XX R80XX/R81XX | RD6 WB20 |
| SHIMANO | DURA-ACE Non-Di2 ULTEGRA Non-Di2 | R9000/R9100 R7900/R8000 | RD6b WB20 |
| SHIMANO | 105 (Di2/ Non-Di2) | R70XX/R71XX | RD7 WB20 |
| SRAM | RED FORCE RIVAL | AXS | RD9 WB20 |
"This isn't just a pulley upgrade – it's a revolution in drivetrain systems" - Daniel Chen, RIDEA Chief Engineer
Six Core Technologies Decoded :
》1. Aerospace-Forged Carbon Fiber Monocoque Structure:
- Full carbon fiber monocoque construction (Weight: 78gg+2)
- 70% improvement in lateral stiffness
- Closed-front edge protective design
- Precision bearing positioning system
》2. Dynamic Chainwrap Envelopment Technology :
- 3D curved chain guide track (+29 swing tolerance)
- Dual-layer chain retention (SRAM/Shimano system compatible)
》3. Aerodynamic Optimization System :
- Leading-edge airfoil design directs airflow while enhancing
structural rigidity, ensuring quieter and safer riding
》4. Modular Drivetrain Configuration :
- Upper pulley: 12T high-inertia carbon fiber wheel
- Lower pulley: 20T oversized design
- Supports 1x/2x drivetrain configurations (111-12-speed
compatible)
》5. Race-Oriented Lightweight Engineering :
- Topology-optimized structure (stress distribution simulation analysis)
- Aerospace-grade fasteners
- Dynamic mass balance weighting
》6. Custom Visual System :
- 6-series aerospace aluminum front panel (5-axis CNC machined)
- Tri-stage anodization process (customizable multi-color options)
