Avid Disc Brake Caliper Service Kit - Juicy 3
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OnBuy.comAvid Disc Brake Service Caliper Juicy 3 Caliper Service Kit
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Product Information
Full details
The Avid Disc Brake Caliper Service Kit (MPN: 11.5315.031.000) is designed for mountain bike mechanics and enthusiasts who own Avid Juicy 3 braking systems. This kit provides the essential seals and hardware required to restore factory-level stopping power and lever feel to aging or leaking calipers. While it is a high-quality maintenance solution that ensures long-term reliability, it requires mechanical proficiency and the correct bleeding tools to install successfully.
All features
| Model Part Number | 11.5315.031.000 |
|---|---|
| Brand | Avid |
Extended Product Information
FAQs
Will this kit work for Avid Juicy 5 or 7?
No, this kit is specifically engineered for the Juicy 3 system. While some parts may look similar, seal sizes can vary across the Juicy line.
Do I need special tools to rebuild the caliper?
Yes, you will need a set of hex wrenches, a DOT-compatible bleed kit, and potentially snap-ring pliers depending on the specific assembly.
Can I use mineral oil with these seals?
Absolutely not. Avid Juicy systems are designed exclusively for DOT 5.1 or DOT 4 brake fluid. Using mineral oil will cause the seals to swell and fail immediately.
How often should I service my calipers?
Service intervals depend on riding conditions, but it is recommended to rebuild or inspect your calipers if you experience performance degradation or annually for heavy riders.
Does the kit come with brake pads?
No, the kit contains internal seals and hardware only. Pads should be purchased separately if they are worn.
Troubleshooting
Brake lever feels spongy after rebuild
Air remains in the system. Perform a complete brake bleed process again to ensure all bubbles are removed from the caliper and master cylinder.
Fluid still leaking after seal replacement
Inspect the internal caliper bore for deep scratches or pitting. If the metal surface is damaged, new seals may not seat correctly, and the caliper may need replacement.
Pistons are difficult to insert
Ensure the new seals are fully seated in their grooves and lightly coat them with DOT brake fluid to reduce friction during piston insertion.
Pros and Cons
Pros
- Genuine OEM parts for guaranteed compatibility
- Restores consistent stopping power
- Cost-effective alternative to replacing entire calipers
- Essential for extending the lifespan of Juicy 3 brakes
Cons
- Requires professional-grade tools for proper installation
- Not compatible with other brake series like Elixir or Code
- Installation process is complex for beginners
- Requires a full brake bleed post-service
Setup, Compatibility & Care
This kit is strictly compatible with Avid Juicy 3 disc brake systems. Before starting, ensure you have a clean workspace, a dedicated DOT 5.1 brake fluid bleed kit, and a set of torque wrenches. During installation, always lubricate new seals with fresh brake fluid to prevent tearing during assembly. After the rebuild is complete, a thorough system bleed is mandatory to remove any trapped air. Regularly check your caliper mounting bolts and ensure the caliper is centered over the rotor to prevent uneven wear on the new seals.