Bontrager Ratchet EXP Shimano HG Freehub
Best replacement part for cyclists upgrading to Shimano HG drivetrain systems.
Refresh or upgrade your Bontrager wheelset with this genuine Ratchet EXP Freehub Body, designed for Shimano HG cassettes. This replacement component integrates seamlessly with Bontrager hubs utilizing the DT Ratchet EXP platform, ensuring your wheelset maintains peak performance. It's the precise solution for maintaining the integrity and function of your high-quality wheels, including the necessary 12mm thru-axle end cap for compatibility with modern setups. Trust Bontrager's reliable replacement parts to keep your ride rolling smoothly.
$39.99
Owner Satisfaction
4.6
/ 5
Category Rank
417
/ 2101
#417 in Components
Price vs Category Average
-61%
Below average
Cassette Compatibility
11
/ Shimano HG
Who it's for
- High-mileage cyclists seeking long-term mechanical reliability
- Performance riders needing instant power transfer for technical terrain
- Home mechanics preferring simple, tool-free maintenance routines
Who should skip it
- Budget-conscious riders avoiding premium proprietary replacement parts
- Cyclists using non-Bontrager or older wheel systems
- Riders who prefer a silent, stealthy hub engagement
Performance breakdown
System Integration
Engineered for a seamless fit with existing DT Ratchet EXP hubs.
Installation Simplicity
Straightforward design allows for quick, tool-free maintenance and component swaps.
Build Integrity
Genuine OEM construction ensures long-term durability and reliable power transfer.
Compatibility Range
Perfectly matches standard 142/148mm spacing for modern mountain bike setups.
Engagement Precision
Maintains the high-performance engagement standards of the Ratchet EXP platform.
Component Completeness
Includes the essential 12mm end cap to get you riding immediately.
Key Specs
Cassette Compatibility
Shimano HG11
Engagement System
DT Ratchet EXP platform
Hub Spacing Compatibility
142/148mm
Freehub Body Type
Shimano HG
Axle Type
12mm thru-axle end cap included
Color
Black
Part Number
5291424
Features
- Genuine Bontrager replacement freehub body
- Compatible with DT Ratchet EXP hubs
- Designed for Shimano HG cassettes
- Includes 12mm thru-axle end cap
- Maintains wheelset performance
- Ensures system compatibility
- Supports 142/148mm hub spacing
What customers say
This freehub earns high praise centered on its exceptional reliability and superior engagement speed, thanks to the integrated DT Swiss Ratchet EXP mechanism. Riders consistently report a noticeable improvement in power transfer during demanding efforts. Durability is a significant benefit, with many users noting thousands of trouble-free miles, confirming its high quality and low maintenance needs. While the component delivers excellent performance, some consumers find the initial cost to be premium. Overall, the consensus is that this freehub is a worthwhile, long-term investment for serious cyclists who prioritize dependable, quick engagement and lasting quality.
Know before you buy
No, this specific freehub is designed exclusively for Bontrager hubs that utilize the DT Ratchet EXP platform. Please verify that your current hub uses this specific engagement system before purchasing.
Yes, this kit includes the required 12mm thru-axle end cap, making it ready for installation on standard 142mm or 148mm thru-axle setups.
No, this freehub body is specifically machined for Shimano HG cassettes. It is not compatible with SRAM XD or XDR driver bodies.
No, this is a Shimano HG freehub body, which is designed for standard Shimano HG11 cassettes. It will not fit the newer Shimano Micro Spline standard.
The Ratchet EXP system is designed for tool-free maintenance, allowing you to pull the old freehub body off and slide the new one on by hand. However, ensure your hub internals are clean and properly greased during the swap.
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Ready to buy?
$40