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The new BoXXer technology that’s trusted by the world’s fastest racers is available in an approachable trim that doesn’t skimp on performance. Equipped with the new 38mm chassis, DebonAir+ twin tube air spring, and Charger 3 RC damper, BoXXer will suit champions and bike park regulars alike.

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  • 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 Charger 3 RC damper is tuned for the trail featuring easy to adjust compression and independent rebound
  • NEW Premium short fender compatibility (RockShox Bolt-On Fender sold separately)
  • NEW Graphics package to keep things looking fresh
  • 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
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Wheel size 27.5", 29"
Travel (mm) 180mm, 190mm, 200mm
Damper Type Charger 3 RC
Fork offset 44mm (27.5"), 48mm (27.5"), 48mm (29"), 52mm (29")
Color (FS) Diffusion Black, Gloss Black
E-Bike Approved E-bike Approved
Steerer 1-1/8" Aluminum
Axle 20x110mm BOOST™
Upper tube type 38mm aluminum
Damper adjust Crown
Volume reducer 0/6 Tokens, 1/6 Tokens
Spring DebonAir+
Max Tire Width (mm) 81
Maximum Rotor Size 220mm
Minimum Rotor Size 200mm
Fender Compatibility Bolt On - Short
Weight (g) 2840
Weight Based On 200mm, Short Crown (Weights same for 27.5" and 29")


Installation. Service. Compatibility. Find all the documentation needed to set up, use, and maintain your components in the SRAM Service hub.

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No matter if you’re cornering, careening through rocks, or on a choppy straightaway, BoXXer finds traction where you never thought to look.

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It’s like having a personal tuner in your pocket. RockShox TrailHead App is the starting point to get your suspension dialed in for the perfect ride. Tuning recomendations, upgrade information, and service support all in your hand.

rockshox trailhead