Elite XC Racing Efficiency
The RockShox Sid SL RL Ultimate 100mm Race Day 29” Boost Twist Loc fork – Blue is engineered for competitive cross-country riders who demand maximum speed, minimal weight, and elite pedaling efficiency. Combining an ultra-light chassis with the premium Race Day damper, the RockShox Sid SL RL Ultimate 100mm Race Day 29” Boost Twist Loc fork – Blue is built to dominate modern XC courses with smooth, razor-sharp handling.
Ultra-Lightweight Chassis Built for Pure XC Speed
The RockShox Sid SL RL Ultimate 100mm Race Day 29” Boost Twist Loc fork – Blue features one of the lightest XC fork designs in the RockShox lineup. Its slim, stiff architecture delivers crisp steering and reduced rider fatigue. Perfect for steep climbs, rapid accelerations, and tight technical sections, this fork elevates race performance to the next level.
Race Day Damper With Instant TwistLoc Lockout
Powered by the Race Day damper, the RockShox Sid SL RL Ultimate 100mm Race Day 29” Boost Twist Loc fork – Blue offers exceptional damping consistency with ultra-low friction. Riders can quickly lock out the fork using the TwistLoc remote, ideal for sprints, fire roads, and climbing sections. Unlock instantly for smooth, controlled suspension on rocky terrain.
100mm XC Travel With Boost Stiffness & 29″ Precision
The RockShox Sid SL RL Ultimate 100mm Race Day 29” Boost Twist Loc fork – Blue provides 100mm of responsive travel, perfect for technical XC features. Boost 110 spacing increases wheel stiffness for stable cornering and braking, while the 29-inch design enhances rollover performance on roots, rocks, and uneven ground. The stunning blue finish adds bold style to any race-ready build.
| Specification | Detail |
|---|---|
| Wheel Size | 29″ |
| Travel | 100 mm |
| Chassis / Stanchions | SID-series lightweight chassis (32 mm stanchions) |
| Spring Type | Solo Air air-spring (adjustable pressure) |
| Damper & Lockout | RL damper, TwistLoc remote lockout for on-the-fly suspension locking |
| Offset (Rake) | 44 mm (Boost 29″ standard offset) |
| Axle / Hub Spacing | 15×110 mm Boost thru-axle |
| Steerer Tube | 1.5″ tapered steerer |
| Brake Mount | Post-mount disc brake |
| Use Case | Cross-Country (XC), Marathon, Race-day, Light Trail / Race-oriented riding |
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