CHASER Sports Wilier Direct Mount Derailleur Hanger | Filante, Zero & Verticale | Shimano R-Series

For supported Wilier Filante, Zero, Verticale and GranTurismo frames, the CHASER Sports hanger provides a Shimano R-series direct-mount option. Full-CNC ALU7075-T651 aluminum construction keeps the complete hanger and side cover at approximately 14.5g.

Models

• WILR D1TH
• UDHR D1TH

Compatible with

• 2021 Wilier ZERO / FILANTE
• 2022 Wilier ZERO / FILANTE
• 2023 Wilier ZERO / FILANTE
• 2024 Wilier ZERO / FILANTE
• 2025 Wilier FILANTE SL

Compatible with

• 2025 Wilier FILANTE SLR / VERTICALE
• 2026 Wilier FILANTE SLR / VERTICALE / GranTurismo

Compatible Rear Derailleurs

Compatible only with Shimano R-Series direct mount rear derailleurs.

Fitment Exclusions

• Older Shimano rear derailleurs
• SRAM rear derailleurs
• Campagnolo rear derailleurs
• Other non-compatible derailleur systems

Package Includes

• Wilier Direct Mount Derailleur Hanger ×1
• Side Cover Nut ×1
• 0.1mm Adjustment Shims × Several

Material

ALU7075-T651 Aluminum Alloy

Manufacturing Process

Full CNC Machining

Weight

Approx. 14.5g (including side cover)

Recommended Torque

2Nm

Installation Instructions

The package includes optional 0.1mm adjustment shims.

The shims are not always required and should only be installed if needed to eliminate axial movement between the derailleur and hanger.

CHASER Sports Ultra-Light Direct Mount Derailleur Hanger Upgrade Kit for Wilier Road Bikes

Designed specifically for Wilier high-performance road bikes, this ultra-light direct mount derailleur hanger upgrade kit is engineered for riders seeking maximum drivetrain precision, lightweight performance, and premium CNC-machined aesthetics.

Manufactured by CHASER Sports using high-strength ALU7075-T651 aluminum alloy and full CNC machining technology, this derailleur hanger significantly reduces weight while maintaining excellent rigidity and shifting stability.

Compatible only with Shimano R-Series direct mount rear derailleurs.

Not compatible with SRAM or Campagnolo rear derailleurs.

Compared to the OEM hanger weight of approximately 34.4g, this upgraded version weighs only around 14.5g including the side cover.

Performance & Design Features

• Ultra-lightweight design
• Precision full CNC machining
• High-strength ALU7075-T651 aluminum alloy
• Premium anodized finish
• Improved stiffness and reduced weight
• Includes side cover nut
• Designed for Shimano R-Series drivetrains
• Wilier-specific compatibility

Rear derailleur feature required

• Extended direct mount hanger structure

Install the shim between

• The derailleur hanger
• The rear derailleur

After installation, please readjust and fine-tune the shifting system according to Shimano specifications.

Important Notes

• Please verify bike model compatibility before ordering
• Professional installation is recommended
• Rear derailleur indexing must be readjusted after installation
• Follow Shimano torque specifications during installation