Climb mountains. Charge descents. The RockShox SID Ultimate 2P D1 Suspension Fork isn’t like other XC forks. It is lighter than ever with a formidable 35mm chassis that holds the line when you’re on the edge. The new Race Day 2 damper offers reliably rock-solid Lock and plush Open compression positions. With more positive and negative air volume, SID’s latest DebonAir+ spring provides super smooth action at the top of the travel and full tunability for any rider or race. Features: NEW 35mm chassis is the perfect¬ blend of light weight and rigidity for the modern XC bike. Plus, we made it lighter…again. NEW Charger Race Day 2 damper is the lightest damper on the market. This 2P damper features two-position compression adjustment: Open or a rock-solid Lock. NEW DebonAir+ provides more small-bump sensitivity and tunable mid-stroke support. NEW Bushing package maximizes bushing overlap for a smooth, solid ride. NEW Maxima Plush Dynamic Suspension Lube reduces friction, lasts longer, and enhances suspension performance ride after ride. NEW Crown machined to shave weight without compromising strength and stiffness. NEW Electric Red Signature colorway NEW Bolt-in torque cap adapters included for use with standard hub end-caps. Product Specifications: Axle/Hub Spacing: 15x110mm TA Rake: 44mm Remote: Sold Separately Primary Color: Red, Black Spring Type: DebonAir Steerer Tube: 1-1/8"-1.5" Travel: 120mm Wheel Diameter: 29" Brake Type: Disc Damping: Charger Race Day Damping Adjustments: External rebound, 2 pos remote comp (open/lock) Crown Material: Aluminum Maximum Rotor Size: 220mm Maximum Tire Width: 66mm Spring Adjustments: Air pressure, Bottomless tokens Steerer Tube Material: Aluminum Lower Tubes Material: Magnesium Stanchions Material: Aluminum Stanchions Diameter: 35mm Travel Adjust: - Fork Weight: - E-Bike Approved: No Vendor Item No. 00.4020.956.002 (Red) 00.4020.956.000 (Black)