Specialized Sirrus X 4.0 2025 - Hybrid Sports Bike
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 |
Rear Mech | Shimano Cues Shadow RD-U6000, 11-Speed |
Shifters | Shimano Cues SL-U6000, 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 Bearing, 24H, 12mm Axle, 100mm Spacing |
Rear Hub | Alloy, Center lock Disc, High-Low Flange, Sealed Cartridge Bearing, 32H, 12mm Axle, 142mm Spacing |
Spokes | Stainless, 14g |
Front Tyre | Pathfinder Sport, 700x38 |
Rear Tyre | Pathfinder Sport, 700x38 |
Seat Post | Alloy, 2-bolt, 14mm offset, 27.2mm |
Saddle | Power Comp, Hollow Cr-mo rails, 155/143mm |
Chainset | PROWHEEL, Alloy, 165mm. 34T |
Bottom Bracket | Threaded BSA 68mm, 24mm spindle |
Chain | KMC eGlide for 9-Speed Cues |
Cassette | Shimano, CS-LG400-11, Cues, 11-Speed, 11-50T |
Pedals | Specialized Body Geometry Fitness, platform, plastic |
Weight | 10.64kg (size L) |
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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Specialized Sirrus X 4.0 2025 - Hybrid Sports Bike
Christmas Delivery
- Not guaranteed for Christmas DeliveryCycle to Work is a salary sacrifice scheme, where you can save up to 42% off a new Bike and Safety equipment. This means the cost is deducted from your salary as a non-cash benefit, so you save on tax and national insurance.
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*Courier deliveries to Northern Ireland, Isle of Man, Isle of Wight, Channel Islands and the Scottish Highlands/Islands will incur a charge.At Tredz, if you are not 100% happy with your order, then you can use our simple hassle free returns service. Simply return the item new and unused in the manufacturers original packaging within 365 days of purchase. Bikes and larger items are collected by courier.
When you receive your bike, all you'll need to do is unpack it, attach the pedals, turn the handlebars and ride.
To help you get started we have put together a handy Bike Building Guide, click here.