The SRAM Maven Ultimate B1 Rear Disc Brake is engineered to deliver uncompromising braking power with refined control for the most demanding mountain bike disciplines. Featuring a redesigned SwingLink architecture, premium carbon and titanium construction, and class-leading four-piston stopping power, it provides the confidence and consistency needed for gravity racing, enduro, e-MTB, and aggressive trail riding.

Key Features:
  • Redesigned SwingLink architecture delivers smoother engagement and more predictable power delivery.
  • Large 18 mm pistons generate exceptional braking force for maximum control on steep and technical terrain.
  • Powerful four-piston caliper provides consistent stopping performance in demanding riding conditions.
  • Engineered for use across downhill, gravity, enduro, e-MTB, and aggressive trail bike applications.
  • High-stiffness caliper design improves braking consistency and lever feedback.
  • Advanced heat management helps reduce fade and maintain reliable performance on long descents.
  • Premium carbon lever blade combines lightweight construction with a refined feel.
  • Titanium hardware reduces weight while maintaining exceptional durability.
  • Tool-free Reach Adjust allows riders to quickly dial in lever position for optimal comfort.
  • Contact Point Adjust enables fine-tuning of brake engagement to suit individual preferences.
  • Stealth lever architecture creates a cleaner, more modern cockpit appearance.
  • Mineral oil system offers low-maintenance operation and dependable long-term performance.
  • Designed exclusively for use with Maxima Mineral Brake Oil.

Who is it for?
Downhill racers, enduro riders, e-MTB users, and aggressive trail riders seeking elite-level braking power, premium materials, and extensive adjustability.
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