The Specialized Sirrus X 3.0 is the ideal companion for those who want to move fast in the city, explore dirt roads, and keep going when the pavement ends. It is designed to combine comfort, efficiency, and agility in a single versatile bike: perfect for daily commuting, fitness rides, and weekend adventures. Wide-section tires, a slightly upright position, and the single-ring drivetrain offer you a stable and intuitive ride, so you can focus solely on the pleasure of pedaling. The frame uses Rider-First Engineered technology, the same as Specialized’s top-tier bikes, to ensure the right balance of stiffness, weight, and responsiveness in every size. The result is a light, precise, and manageable bike that seems to almost read your commands and invites you to push yourself a little further, both on pavement and light off-road.
Specialized Sirrus X 3.0 main features:
- Lightweight alloy frame and fork for excellent balance of durability and low weight
- Comfortable geometry with a slightly upright position for greater control and comfort
- Wide-section tires for stability, grip, and comfort on asphalt and dirt roads
- Rider-First Engineered technology: each size optimized for stiffness, weight, and responsiveness
- 1x9 microSHIFT drivetrain with 11-42t cassette for a wide range of gears and ease of use
- Robust two-piece crankset designed for long-lasting durability even with intensive use
- Hydraulic disc brakes for powerful and modulated stopping power in any weather condition
- Agile and precise handling, ideal for mixed terrains and quick direction changes
TECHNICAL SPECIFICATIONS
Frame
- Frame: Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
Fork
- Fork: A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release
Brakes
- Front brake: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
- Rear brake: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm
Drivetrain
- Shifters: Shimano Cues 10-Speed Rapidfire Plus, with OPTICAL GEAR DISPLAY, SL-U6000-10R
- Rear derailleur: Shimano Cues 11-speed with Shadow Plus
- Crankset: Prowheel Alloy, XXS - XS: 165mm, S - M: 170mm, L - XL: 175mm
- Chainring: Narrow Wide Steel 42T
- Chain: KMC eGlide for 11-Speed Cues
- Cassette: Shimano Cues 10-Speed, 11-48T, CS-LG300-10
- Bottom bracket: BB68+, BSA24, 68mm
Wheels & Tires
- Rims: 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
- Front hub: Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
- Rear hub: Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
- Spokes: Stainless steel, 14g
- Front tire: Pathfinder Wirebead Fast Gravel 700x40C
- Rear tire: Pathfinder Wirebead Fast Gravel 700x40C
- Inner tubes: Presta, 700x32–50mm
Cockpit
- Handlebar: Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
- Stem: 3D-forged alloy, 31.8mm, 7-degree rise
- Handlebar tape/grips: Specialized Neutralizer, Body Geometry, locking grip
- Saddle: Bridge Sport, steel rails, 155/143mm
- Seatpost: Alloy, 12mm offset, 2-bolt clamp, 27.2mm
- Seat collar: Bolt-type, 31.8mm
Accessories
- Pedals: Specialized platform pedals
Geometry
| Size | XXS | XS | S | M | L | XL |
|---|---|---|---|---|---|---|
| Crank length | 165 | 165 | 170 | 170 | 175 | 175 |
| Handlebar width | 680 | 680 | 680 | 680 | 680 | 680 |
| Stem length | 60 | 60 | 70 | 80 | 90 | 100 |
| Saddle width | 155 | 155 | 155 | 143 | 143 | 143 |
| Seatpost length | 300 | 300 | 350 | 350 | 400 | 400 |
| Stack | 536 | 555 | 563 | 593 | 608 | 633 |
| Reach | 393 | 398 | 402 | 414 | 373 | 388 |
| Head tube length | 121 | 139 | 147 | 175 | 191 | 217 |
| Head tube angle | 69.5 | 70 | 70 | 71 | 71 | 71 |
| Bottom bracket height | 288 | 288 | 288 | 288 | 288 | 288 |
| BB drop | 70 | 70 | 70 | 70 | 70 | 70 |
| Trail | 79 | 76 | 76 | 69 | 69 | 69 |
| Fork length | 395 | 395 | 395 | 395 | 395 | 395 |
| Fork offset | 51 | 51 | 51 | 51 | 51 | 51 |
| Front center | 606 | 623 | 631 | 636 | 645 | 665 |
| Chainstay length | 440 | 440 | 440 | 440 | 440 | 440 |
| Wheelbase | 1036 | 1053 | 1061 | 1067 | 1076 | 1096 |
| Top tube length | 532 | 552 | 560 | 574 | 582 | 602 |
| Standover height | 702 | 725 | 755 | 785 | 815 | 837 |
| Seat tube length | 360 | 395 | 440 | 470 | 510 | 530 |
| Seat tube angle | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 |
The Specialized Sirrus X 3.0 is the ideal companion for those who want to move fast in the city, explore dirt roads, and keep going when the pavement ends. It is designed to combine comfort, efficiency, and agility in a single versatile bike: perfect for daily commuting, fitness rides, and weekend adventures. Wide-section tires, a slightly upright position, and the single-ring drivetrain offer you a stable and intuitive ride, so you can focus solely on the pleasure of pedaling. The frame uses Rider-First Engineered technology, the same as Specialized’s top-tier bikes, to ensure the right balance of stiffness, weight, and responsiveness in every size. The result is a light, precise, and manageable bike that seems to almost read your commands and invites you to push yourself a little further, both on pavement and light off-road.
Specialized Sirrus X 3.0 main features:
- Lightweight alloy frame and fork for excellent balance of durability and low weight
- Comfortable geometry with a slightly upright position for greater control and comfort
- Wide-section tires for stability, grip, and comfort on asphalt and dirt roads
- Rider-First Engineered technology: each size optimized for stiffness, weight, and responsiveness
- 1x9 microSHIFT drivetrain with 11-42t cassette for a wide range of gears and ease of use
- Robust two-piece crankset designed for long-lasting durability even with intensive use
- Hydraulic disc brakes for powerful and modulated stopping power in any weather condition
- Agile and precise handling, ideal for mixed terrains and quick direction changes
TECHNICAL SPECIFICATIONS
Frame
- Frame: Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
Fork
- Fork: A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release
Brakes
- Front brake: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
- Rear brake: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm
Drivetrain
- Shifters: Shimano Cues 10-Speed Rapidfire Plus, with OPTICAL GEAR DISPLAY, SL-U6000-10R
- Rear derailleur: Shimano Cues 11-speed with Shadow Plus
- Crankset: Prowheel Alloy, XXS - XS: 165mm, S - M: 170mm, L - XL: 175mm
- Chainring: Narrow Wide Steel 42T
- Chain: KMC eGlide for 11-Speed Cues
- Cassette: Shimano Cues 10-Speed, 11-48T, CS-LG300-10
- Bottom bracket: BB68+, BSA24, 68mm
Wheels & Tires
- Rims: 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
- Front hub: Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
- Rear hub: Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
- Spokes: Stainless steel, 14g
- Front tire: Pathfinder Wirebead Fast Gravel 700x40C
- Rear tire: Pathfinder Wirebead Fast Gravel 700x40C
- Inner tubes: Presta, 700x32–50mm
Cockpit
- Handlebar: Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
- Stem: 3D-forged alloy, 31.8mm, 7-degree rise
- Handlebar tape/grips: Specialized Neutralizer, Body Geometry, locking grip
- Saddle: Bridge Sport, steel rails, 155/143mm
- Seatpost: Alloy, 12mm offset, 2-bolt clamp, 27.2mm
- Seat collar: Bolt-type, 31.8mm
Accessories
- Pedals: Specialized platform pedals
Geometry
| Size | XXS | XS | S | M | L | XL |
|---|---|---|---|---|---|---|
| Crank length | 165 | 165 | 170 | 170 | 175 | 175 |
| Handlebar width | 680 | 680 | 680 | 680 | 680 | 680 |
| Stem length | 60 | 60 | 70 | 80 | 90 | 100 |
| Saddle width | 155 | 155 | 155 | 143 | 143 | 143 |
| Seatpost length | 300 | 300 | 350 | 350 | 400 | 400 |
| Stack | 536 | 555 | 563 | 593 | 608 | 633 |
| Reach | 393 | 398 | 402 | 414 | 373 | 388 |
| Head tube length | 121 | 139 | 147 | 175 | 191 | 217 |
| Head tube angle | 69.5 | 70 | 70 | 71 | 71 | 71 |
| Bottom bracket height | 288 | 288 | 288 | 288 | 288 | 288 |
| BB drop | 70 | 70 | 70 | 70 | 70 | 70 |
| Trail | 79 | 76 | 76 | 69 | 69 | 69 |
| Fork length | 395 | 395 | 395 | 395 | 395 | 395 |
| Fork offset | 51 | 51 | 51 | 51 | 51 | 51 |
| Front center | 606 | 623 | 631 | 636 | 645 | 665 |
| Chainstay length | 440 | 440 | 440 | 440 | 440 | 440 |
| Wheelbase | 1036 | 1053 | 1061 | 1067 | 1076 | 1096 |
| Top tube length | 532 | 552 | 560 | 574 | 582 | 602 |
| Standover height | 702 | 725 | 755 | 785 | 815 | 837 |
| Seat tube length | 360 | 395 | 440 | 470 | 510 | 530 |
| Seat tube angle | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 |
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