Description
RockShox SID SL Ultimate Race Day 29" Boost Fork
When every gram counts and peak performance is essential, the RockShox SID SL Ultimate delivers. Designed for speed and precision, this cross-country fork features the brand's lightest damper to date — the Charger Race Day. Paired with a race-tuned DebonAir air spring, ultra-low friction SKF seals, and Maxima Plush damping fluid, the SID SL Ultimate is built for riders chasing the podium.
New 32 mm chassis
A lightweight chassis designed specifically for classic cross-country bikes.
Charger Race Day damper
RockShox’s lightest production damper, offering dependable performance with a rock-solid lockout for climbing and sprinting.
DebonAir air spring
Tuned for cross-country riding, it maintains a higher ride height for improved control and rider confidence.
SKF wiper seals
Low-friction, long-lasting seals enhance fork performance and overall suspension feel.
Maxima Plush damping fluid
Reduces internal friction and minimises damper noise for a smoother, quieter ride.
Precision-machined, anodised crown
Engineered for strength and weight savings.
Features
- Model: SID SL Ultimate
- Wheel size: 29 inch
- Travel: 100 mm
- Damper type: Charger Race Day
- Fork offset: 44 mm (29 inch)
- Axle: 15 x 110 mm BOOST™
- Steerer: 1.5" tapered
- Axle to crown: 506 mm
- Brake type: Disc
- Crown material: Forged, hollow aluminium
- Lower leg material: Magnesium
- Upper tubes: 32 mm straight-wall aluminium, Fast Black finish
- Damper adjustments: External rebound, 2-position compression (Open/Lock)
- Volume reducers: 0/3 tokens
- Spring: DebonAir
- Max tyre diameter: 751 mm
- Max tyre width: 60 mm
- Rotor size compatibility: 160–200 mm
- Maxle: Maxle Stealth included
- Crown outer diameter: 56 mm
Delivery & Returns
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