RockShox BoXXer Ultimate 27.5-inch Fork

Redesigned by the world's fastest racers, for the world's fastest racers, you want BoXXer in your corner. The all-new 38mm chassis is equipped with the DebonAir+ twin tube air spring that will have you thinking it's a coil. Paired with a Charger 3 RC2 damper tuned for downhill speed, BoXXer Ultimate takes you straight to the top step of the podium. And with our new crown adjustment lines, setup is a breeze-no rulers required.

- NEW 38mm chassis designed to meet the needs of the world's fastest racers with balanced stiffness and ride quality
- NEW DebonAir+ twin tube air spring strikes the perfect balance between butter-smooth small bump feel, added support throughout the travel, and taller ride height for confidence when things get steep
- NEW Signature colorway BoXXer Electric Red with an all-new graphics package
- NEW RockShox premium fender compatibility (RockShox Bolt-On Fender included with purchase)
- NEW Lightweight machined and anodized crown for premium looks and durability
- NEW Crown height gradient creates a visual guide to simplify setup, no ruler required
- Charger 3 damper tuned for BoXXer's updated chassis and spring. Featuring High Speed Compression, Low Speed Compression, and a revamped Low Speed Rebound, every click is meaningful and exact. This allows the rider to tune to perfection with every click.
- ButterCups block 20% of high-frequency "trail chatter" to reduce hand and arm fatigue, leaving you feeling fresh with more control
- Ultra-low-friction SKF wiper seals provide long-lasting fork performance and improve overall suspension feel
- Maxima Plush damping fluid reduces friction and silences damper noise
- Maxima Plush Dynamic Suspension Lube reduces friction, lasts longer, and enhances suspension performance ride after ride