Specialized Roll Sport – Low-Entry – 2018 2019
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Wheels 650b
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Groupset Tourney, Shimano
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Suspension Rigid
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Drivetrain 3 × 7
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Brakes Mechanical Disc
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Specialized A1 Premium Aluminum, Ground Control Positioning, formed tubes, post-mount disc, fender/rack mounts
Suspension Fork
Steel, IS mount disc, fender/rack mounts
Drivetrain
Rear Derailleur
Shimano Tourney, 7-speed
Front Derailleur
Shimano Tourney, top-swing, 31.8mm band clamp
Shift Levers
Shimano EF510, Ez-Fire Plus, 7-speed
Cassette
Shimano Tourney freewheel, 7-speed, 14-34t
Crank
Forged alloy, square taper, 48/38/28T w/ chainguard
Bottom Bracket
68mm, square taper, 124.5mm length
Chain
KMC Z7, 8-speed w/ reusable Missing Link™
Pedals
Specialized City, platform
Wheels
Front Hub
Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
Rear Hub
Alloy, 7-speed freewheel, 6-bolt disc, loose ball bearings, quick-release, 36h
Rims
Double-wall, disc-specific, 32h front/ 36h rear
Spokes
Stainless, 14g
Tires
Nimbus Sport, 60 TPI, BlackBelt protection, 650b x 2.3"
Brakes
Brakes
Tektro, mechanical disc, resin pads, 160mm
Cockpit
Stem
Forged alloy, 17-degree rise, 31.8mm clamp
Handlebar
Specialized Roll, 6061 alloy, 15-degree backsweep, 125mm rise, 31.8mm
Grips
Specialized Body Geometry Contour, lock-on
Seat
Saddle
Body Geometry "The Cup," 6-degree rise, steel rails, 245mm
Seatpost
Spring suspension, alloy, 27.2mm, 2-bolt clamp
Fit data
Numbers for sizing and ride feel.
| Size | SM | LG |
|---|---|---|
| Stack Reach Ratio | 1.69 mm | 1.79 mm |
| Bottom Bracket Height | 285 mm | 285 mm |
| Front Center | 618 mm | 645 mm |
| Rake | 55 mm | 55 mm |
| Trail | 84 mm | 77 mm |
| Stack | 590 mm | 651 mm |
| Reach | 350 mm | 364 mm |
| Top Tube Length | 599 mm | 639 mm |
| Seat Tube Angle | 67 ° | 67 ° |
| Seat Tube Length | 370 mm | 480 mm |
| Head Tube Angle | 68 ° | 69 ° |
| Head Tube Length | 155 mm | 215 mm |
| Chainstay Length | 484 mm | 484 mm |
| Wheelbase | 1093 mm | 1120 mm |
| Bottom Bracket Drop | 70 mm | 70 mm |
| Standover Height | 500 mm | 499 mm |
| Wheels | 650 | 650 |
Model Overview
Roll Sport – Low-Entry – 2018 is a Specialized Roll model. Specialized released 70 bikes variations of this model so far. Check out the entire range from 2019 of this model, by clicking this link.
Model range prices
Specialized Roll – 2018 2019 is the most economical model, with a starting price of 510$. Specialized Roll Comp X1 – Low-Entry – 2018 2019 on the other hand costs 910$, and is the most expensive model.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Average price for Comfort bikes
If you want to purchase a solid Comfort bike, it is important to know that the average cost is 360$. However, even if your budget is less than the average, you might still be able to get a top-quality Comfort bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
When Specialized released this model in 2019, its price was 610$. In conclusion, this bike price is 69.44% more expensive than the price of the average Comfort bike.
Roll Sport – Low-Entry – 2018 components
Fork material
Roll Sport – Low-Entry – 2018 has a steel fork, which is tougher than carbon in the case of an impact. However, it can add some extra weight to the bike.
Wheels
The wheels on Roll Sport – Low-Entry – 2018 are the aluminum type. After 700c wheels, 650b is the second most popular choice for road bikes. However, they don’t perform so well when you go over bumps and obstacles.
Brakes
When you want to stop the bike in time, the brakes are vital. The Roll Sport – Low-Entry – 2018 has Mechanical Disc brakes. These brakes are also very popular, and a lot cheaper than hydraulic disk brakes. However, with hydraulic disk brakes, you have the ultimate braking power!
