This is the RockShox BoXXer Ultimate D1 Suspension Front Fork.

Features:

• All-new 38mm chassis equipped with the DebonAir+ twin tube air spring that will have you thinking it’s a coil
• 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.
• Premium fender compatibility (RockShox Bolt-On Fender included with purchase)
• Short and tall crown options available to accommodate different head tube lengths.
• 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.
• ButterCups block 20% of high-frequency “trail chatter” to reduce hand and arm fatigue
• SRAM Model ID: FS-BXR-ULT-D1

Product Specifications:

• Axle/Hub Spacing: 20x110mm Boost TA
• Rake: 44mm, 48mm, 52mm
• Remote: -
• Primary Color: Black, Red
• Spring Type: DebonAir+ W/ButterCups
• Steerer Tube: 1-1/8''
• Travel: 200mm
• Wheel Diameter: 27.5'', 29"
• Brake Type: Disc
• Damping: Charger 3 RC2 W/ButterCups
• Damping Adjustments: External begin stroke rebnd, low speed comp, high speed comp
• Crown Material: Aluminum
• Maximum Rotor Size: 220mm
• Maximum Tire Width: 81mm
• Spring Adjustments: Air pressure, Bottomless tokens
• Steerer Tube Material: Aluminum
• Lower Tubes Material: Magnesium
• Stanchions Material: Aluminum
• Stanchions Diameter: 38mm
• Travel Adjust: -
• Fork Weight: -
• E-Bike Approved: Yes

Vendor Item No.

• 00.4020.955.007 (Rake 44mm, Wheel Diameter 27.5", Black)
• 00.4020.955.006 (Rake 48mm, Wheel Diameter 27.5", Black)
• 00.4020.955.005 (Rake 48mm, Wheel Diameter 29", Black)
• 00.4020.955.004 (Rake 52mm, Wheel Diameter 29", Black)
• 00.4020.955.003 (Rake 44mm, Wheel Diameter 27.5", Red)
• 00.4020.955.002 (Rake 48mm, Wheel Diameter 27.5", Red)
• 00.4020.955.001 (Rake 48mm, Wheel Diameter 29", Red)
• 00.4020.955.000 (Rake 52mm, Wheel Diameter 29", Red)