Fork Suspension RockShox SID Ultimate 2P 29in 120mm D1 Red

XC speed meets big-trail control

A lightweight XC fork with serious descending control and two-position compression.

The RockShox SID Ultimate 2P 29in Fork is built for modern XC racing, pairing a featherweight build with a 35mm chassis that stays composed on aggressive descents.

With the updated Race Day 2 damper, DebonAir+ spring, and a slick new crown, SID delivers top-tier performance with full tunability and bold race-day confidence.

Key Features

• 35mm chassis blends stiffness and low weight for aggressive XC
• Race Day 2 damper offers Open or Lock compression modes
• DebonAir+ spring enhances small bump response and tunability
• Maxima Plush Dynamic Lube cuts friction and boosts longevity
• New bushing package increases overlap for a smoother ride
• Weight-saving machined crown and bold Electric Red finish
• Includes bolt-in torque cap adapters for standard hub compatibility

Specifications