
















S-PARTS Titanium Thru Axle Kit for Colnago Road Bikes | TC4 Lightweight CNC Wheel Axle Upgrade
Product Description
S-PARTS Titanium Thru Axle Kit for Colnago Road Bikes
Upgrade your Colnago road bike with the S-PARTS premium titanium thru axle kit.
Designed for high-performance road bikes, this thru axle set is manufactured from aerospace-grade TC4 titanium alloy, delivering an exceptional strength-to-weight ratio while reducing unnecessary weight compared with traditional steel axles.
Using precision CNC machining technology, every axle is carefully manufactured to ensure accurate dimensions, smooth installation, and reliable wheel fixation.
Finished with advanced PVD vacuum nitriding technology, the S-PARTS titanium thru axle combines lightweight performance, durability, and a premium racing appearance.
A perfect upgrade for riders who demand performance details and high-end craftsmanship.
Aerospace-Grade TC4 Titanium Alloy
S-PARTS selects premium S-grade TC4 titanium alloy materials.
Compared with traditional steel components:
- Tensile strength exceeds 1050MPa
- Mechanical performance comparable to 10.9-grade steel
- Approximately 50% lighter than steel components
- Excellent corrosion resistance
- Long-term structural stability
A perfect balance between strength and lightweight performance.
Ultra-Lightweight Performance Upgrade
Every gram matters on a high-performance bike.
The optimized titanium structure reduces unnecessary weight while maintaining excellent rigidity and reliability.
Benefits:
- Lower overall bike weight
- Premium lightweight upgrade
- Improved build aesthetics
- Ideal for race-oriented road bikes
Precision CNC Machined
Each thru axle is produced with S-PARTS precision CNC machining technology.
Manufacturing advantages:
- High dimensional accuracy
- Smooth thread engagement
- Stable installation
- Consistent performance
Precision manufacturing ensures a perfect fit with your bike.
Premium PVD Vacuum Nitriding Finish
The surface is treated with advanced PVD vacuum nitriding technology.
Features:
- Increased surface hardness
- Improved wear resistance
- Enhanced corrosion protection
- Long-lasting premium colors
Available in multiple finishes to match different custom bike builds.
Compatibility
Designed for Colnago road bike models using compatible thru axle systems.
Compatible with:
- Colnago V5RS
- Colnago Y1RS
- Colnago V4RS
- Colnago C68
- Other compatible Colnago disc brake road bikes
Please confirm axle specifications before ordering.
Multiple Specifications Available
Thread Pitch Options:
- 1.0mm
- 1.5mm
- 1.75mm
Length Options:
- 120mm
- 122mm
- 123mm
- 164mm
- 166mm
- 167mm
Different specifications are available to match various frame standards.
Key Features
- Designed for Colnago road bikes
- TC4 titanium alloy construction
- Ultra-lightweight design
- CNC precision machining
- 1050MPa+ tensile strength
- Comparable to 10.9-grade steel strength
- PVD vacuum nitriding finish
- Corrosion resistant
- Multiple sizes available
- Premium racing appearance
Specifications
Brand:
S-PARTS
Material:
S-Grade TC4 Titanium Alloy
Manufacturing Process:
CNC Machined
Surface Treatment:
PVD Vacuum Nitriding
Strength:
1050MPa+ Tensile Strength
Type:
Road Bike Thru Axle Kit
Application:
Colnago Disc Brake Road Bikes
Package Includes
① Road Bike Thru Axle × 2 pcs
② Flat Washer × 2 pcs
Titanium Thru Axle Tool(Sold Separately)
Color Options
Titanium
Black
Gold
Blue
Rainbow
Green
Purple
Candy
Indigo
Compatibility Check: Due to the complexity of original equipment manufacturer (OEM) parts' models and batches, there may be instances where this product is incompatible.
Upon receiving this product, please compare it with the OEM specifications to ensure compatibility before installation.
Torque Specifications: Install this product strictly according to the torque values specified in the OEM parts manual.Installation Issues: If you encounter any discrepancies with the OEM specifications or face difficulties at the initial stage of installation, stop immediately and contact customer service for assistance with returns or exchanges.
No Forced Installation: Do not force installation under any circumstances.Liability: Any damages resulting from forced installation or unauthorized modifications of this product (or its components) will be the sole responsibility of the buyer.
All products are photographed to accurately represent the colors you will see upon receipt.
Due to differences in lighting, angles, or screen settings, slight color variations may occur.
The actual product should be considered the standard.For "colored" and "blue" products, the coloring process may result in uneven color distribution, making each product unique.
| S-PARTS Common Torque Reference Table for Bicycle Series | ||||||
| Ingredient | Component Name | Screw Name | Reference Torque | Anti-seize Usage | Medium-strength Threadlocker Usage | Special Requirements Remarks |
| Frame System | Handlebar Assembly | M4 Stem Fixing Screws | 4NM | Recommended | Consider with Caution | For special structure handlebar assemblies, please refer to the original manufacturer's recommended torque specifications. |
| M5 Stem Fixing Screws | 5NM | Recommended | Consider with Caution | |||
| M6 Stem Fixing Screws | 6-8NM | Recommended | Consider with Caution | |||
| M7 Handlebar Fixing Screws (Brompton) | 8-10NM | Recommended | Consider with Caution | |||
| M8 Stem Fixing Screws (BMX) | 8-10NM | Recommended | Consider with Caution | |||
| Headset | Headset Preload Screws (including M5/M6) | 4-6NM | Recommended | Not Recommended | ||
| Frame/Fork | M3 Fork Hose Clamp Screws | 1-2NM | Recommended | Not Recommended | For special structure seatpost clamps, please refer to the original manufacturer's recommended torque specifications. | |
| Water Bottle Cage Screws | 4NMM | Recommended | Not Recommended | |||
| M4 Derailleur Hanger Fixing Screws | 3-4NM | Recommended | Consider with Caution | |||
| M5 Derailleur Hanger Fixing Screws | 4-5NM | Recommended | Consider with Caution | |||
| M5 Front and Rear Rack Fixing Screws | 6-7NM | Recommended | Consider with Caution | |||
| M5 Seatpost Clamp Screw (Standard Clamp Design) | 6-7NM | Recommended | Not Recommended | |||
| Seatpost | M5 Saddle Rail Clamp Screws | 6-7NM | Recommended | Not Recommended | ||
| M6 Saddle Rail Clamp Screws | 7-9NM | Recommended | Not Recommended | |||
| M7 Saddle Rail Clamp Screws | 8-10NM | Recommended | Not Recommended | |||
| M6/M7 Single-Bolt Saddle Rail Clamp Screws | 10-12NM | Recommended | Not Recommended | |||
| M8 Single-Bolt Saddle Rail Clamp Screws (Brompton) | 12-14NM | Recommended | Not Recommended | |||
| Wheelset | M6 Quick-Release Wheelset Locking Screws | 6-8NM | Recommended | Not Recommended | ||
| M10 BMX Wheelset Locking Screws | Recommended | Not Recommended | ||||
| M14 BMX Wheelset Screws | Recommended | Not Recommended | ||||
| M9 Wheelset Locking Nuts | 12-14NM | Recommended | Not Recommended | |||
| M10 Wheelset Locking Nuts | 14-16NM | Recommended | Not Recommended | |||
| M12 Thru-Axle Bolt | 10-14NM | Recommended | Not Recommended | |||
| M14 Thru-Axle Bolt | 12-16NM | Recommended | Not Recommended | |||
| Brake System | Disc Rotor | Six-Bolt Disc Rotor Screws | 5-7NM | Consider with Caution | Recommended | Do not use anti-seize compounds or liquid thread lockers on screws related to the brake hydraulic system to avoid contaminating the hydraulic lines. |
| Center Lock Disc Rotor | 40NM | Recommended | Not Recommended | |||
| Brake Lever | M5 Brake Lever Fixing Screws | 5-7NM | Recommended | Not Recommended | ||
| M6 Brake Lever Fixing Screws | 6-8NM | Recommended | Not Recommended | |||
| Road Bike Shifter Fixing Nuts | 6-8NM | Recommended | Not Recommended | |||
| Brake Lever Bleed Port Screws | 2-3NM | Not Recommended | Recommended | |||
| Disc Brake Caliper | M6 Mountain Bike Caliper Fixing Screws | 9NM | Consider with Caution | Recommended | ||
| M5 Flat Mount Caliper Fixing Screws | 7NM | Consider with Caution | Not Recommended | |||
| M8 Hose Compression Fitting Screws | 6-7NM | Not Recommended | Not Recommended | |||
| M6 Caliper Body Screws | 12NM | Not Recommended | Not Recommended | |||
| M7 Caliper Body Screws | 14NM | Not Recommended | Not Recommended | |||
| M8 Caliper Body Screws | 14NM | Not Recommended | Not Recommended | |||
| M6 Caliper Banjo Screws | 12NM | Not Recommended | Not Recommended | |||
| Caliper Bleed Screws | 5-6NM | Not Recommended | Not Recommended | |||
| Brake Pad Pin | 3NM | Not Recommended | Not Recommended | |||
| C-Brake Caliper | Single Pivot Caliper Fixing Nut | 8NM | Not Recommended | Recommended | ||
| Dual Pivot Caliper Fixing Screws | 6-8NM | Consider with Caution | Consider with Caution | |||
| Brake Pad Fixing Screw Set | 7NM | Consider with Caution | Consider with Caution | |||
| Brake Pad Stop Screws | 3NM | Not Recommended | Not Recommended | |||
| Caliper Release Lever Screws | 3NM | Not Recommended | Not Recommended | |||
| Cable Anchor Screws | 5-7NM | Recommended | Not Recommended | |||
| Drivetrain System | Shifter | Shifter Clamp Bolt | 4-6NM | Recommended | Not Recommended | Do not use anti-seize compounds or liquid thread lockers on screws related to the brake hydraulic system to avoid contaminating the hydraulic lines. |
| Shifter Integration Bolt | 4-6NM | Recommended | Not Recommended | |||
| Shifter Top Cap Bolt (Shimano) | 4NM | Recommended | Not Recommended | |||
| Front Derailleur | Direct Mount Front Derailleur Fixing Bolt | 6-7NM | Recommended | Not Recommended | ||
| Front Derailleur Clamp Bolt | 5-7NM | Recommended | Not Recommended | |||
| Front Derailleur Cable Adjusting Bolt | 5-7NM | Recommended | Not Recommended | |||
| Rear Derailleur | Rear Derailleur Pivot | 10-12NM | Recommended | Not Recommended | ||
| UDH System Rear Derailleur Pivot | 25NM | Recommended | Not Recommended | |||
| M4 Pulley Bolt | 3NM | Consider with Caution | Consider with Caution | |||
| M5 Pulley Bolt | 4NM | Consider with Caution | Consider with Caution | |||
| M3 Rear Derailleur Lock Cover Bolt (Shimano) | 1.5NM | Not Recommended | Not Recommended | |||
| Rear Derailleur Cable Adjusting Bolt | 5-7NM | Recommended | Not Recommended | |||
| Crankset | Chainring Double-Sided Bolt | 6-8NM | Consider with Caution | Consider with Caution | ||
| Single Chainring Bolt | 8NM | Consider with Caution | Consider with Caution | |||
| M5 Crank Arm Bolt (SRAM 3-bolt) | 7NM | Consider with Caution | Consider with Caution | |||
| M4 Crank Arm Bolt (SRAM 8-bolt) | 4-5NM | Consider with Caution | Consider with Caution | |||
| M6 Crank Arm Fixing Bolt (Shimano) | 12-14NM | Consider with Caution | Consider with Caution | |||
| Crank Arm Cap (Shimano) | 2-4NM | Not Recommended | Not Recommended | |||
| Crank Arm Fixing Bolt (DUB) | 54NM | Recommended | Not Recommended | |||
| Crank Arm Fixing Bolt (Rotor) | 30-35NM | Recommended | Not Recommended | |||
| Crank Arm Fixing Bolt (EE) | 52NM | Recommended | Not Recommended | |||
| M8 Square Taper Crank Bolt | 30NM | Recommended | Not Recommended | |||
| Pedals | Pedal Axle | 25NM | Recommended | Not Recommended | ||
| Road Cleat Fixing Bolt (3-bolt) | 6-8NM | Not Recommended | Recommended | |||
| MTB Cleat Fixing Bolt (2-bolt) | 8NM | Not Recommended | Recommended | |||
