Specialized Sirrus X 4.0 2024 - Hybrid Sports Bike
The Specialized Sirrus X 4.0 is a top choice for riders who demand the best in performance and versatility. Its lightweight aluminum frame and carbon fork provide the perfect balance of agility and comfort, while the SRAM NX drivetrain ensures smooth and reliable gear changes. Equipped with hydraulic disc brakes for exceptional stopping power and Pathfinder Sport tires for confident traction, this bike offers total control on any road or trail. Plus, with plug + play rack/fender mounts, you can easily customize your ride to suit your needs.
Key Features:
- Specialized A1 SL Premium Aluminum frame with fitness geometry for agile handling and durability
- Specialized FACT 9R carbon monocoque fork with Future Shock 1.5 for smooth and responsive steering
- SRAM NX 11-speed drivetrain for precise shifting and efficient power transfer
- Tektro HD-R510 hydraulic disc brakes for reliable stopping power in all conditions
- 700c double-wall alloy rims with Pathfinder Sport tires for a smooth and stable ride on varied terrain
- Plug + play rack/fender mounts for added versatility and customization options
- Available with 0% APR finance for convenient payment plans
Occasionally, without notice, manufacturers change product design and/or specifications.
| Frame | Specialized A1 SL Premium Aluminum, Fitness Geometry, fully manipulated butted tubing, internal cable routing, flat-mount disc, 12x142mm thru-axle, Plug + Play rack/fender mounts |
| Fork | Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5 |
| Stem | Future Stem, Comp |
| Bars | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm |
| Front Brake | Tektro HD-R510, hydraulic disc, 160mm |
| Rear Brake | Tektro HD-R510, hydraulic disc, 160mm |
| Brake Lever | Tektro HD-R510 |
| Rear Mech | SRAM NX, 11-speed |
| Shifters | SRAM NX, 11-speed |
| Speed | 11 |
| Rims | 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h |
| Front Hub | Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x100mm spacing, 24H |
| Rear Hub | Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x142mm spacing, 28H |
| Front Tyre | Pathfinder Sport, 700x38mm |
| Rear Tyre | Pathfinder Sport, 700x38mm |
| Seat Post | Alloy, 2-bolt, 14mm offset, 27.2mm |
| Saddle | Bridge Comp, Hollow Cr-mo rails, 155/143mm |
| Chainset | Forged aluminum arms, 24mm spindle, Narrow-wide aluminum chainring 40t, chainguard, 40t, chainguard |
| Bottom Bracket | Threaded BSA 68mm |
| Chain | KMC X11, 11-speed w/ Missing Linkâ„¢ |
| Cassette | SRAM PG-1130, 11-speed, 11-42t |
| Pedals | Resin Platform |
Specialized Sirrus Size Chart
| Frame Size | Height (cm) | Height (in) |
| XXS | 142 - 150 | 4' 8" - 4' 11" |
| XS | 150 - 158 | 4' 11" - 5' 2" |
| S | 155 - 165 | 5' 1" - 5' 5" |
| M | 165 - 175 | 5' 5" - 5' 9" |
| L | 175 - 183 | 5' 9" - 6' 0" |
| XL | 183 - 193 | 6' 0" - 6' 4" |
| XXL | 193 - 198 | 6' 4" - 6' 6" |
What size frame do I need if I am between sizes? - read here
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