| Management number | 235547920 | Release Date | 2026/07/02 | List Price | US$449.70 | Model Number | 235547920 | ||
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Looking to shave grams and boost performance of your XC race bike? SID SL Ultimate is your answer. With Flight Attendant, it’s the smartest, most efficient and personalized fork available. With an air spring inspired by SID, increased bushing overlap, lower friction, and room for bigger tires, it is a lightweight fork built for the serious XC racer. SID SL Ultimate takes it a step further with a machined, anodized crown, giving racers a sleek, polished look that stands out on the start line.
| Wheel size | 29" |
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| Travel (mm) | 100mm, 110mm |
| Damper Type | Flight Attendant Race Day |
| Fork offset | 44mm (29") |
| Color (FS) | Electric Red - Gloss, Gloss Black |
| E-Bike Approved | Not Approved |
| Steerer | 1.5" Tapered |
| Axle | 15x110mm BOOST™ |
| Upper tube type | 32mm straight wall aluminum |
| Damper adjust | Flight Attendant Controlled |
| Volume reducer | 0/3 Tokens |
| Spring | DebonAir+ |
| Max Tire Width (mm) | 62 |
| Maximum Rotor Size | 200mm |
| Minimum Rotor Size | 160mm |
| Fender Compatibility | n/a |
| Bottom Out | n/a |
| Compression tune | n/a |
| Rebound tune | n/a |
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