Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 27.5" -
Travel Front 120mm -
Fork RockShox
-
Groupset X9, X5 -
Suspension Hardtail -
Drivetrain 2 × 10 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized A1 SL Aluminum, EVO 650b geometry, fully butted tubesets, ORE downtube, tapered headtube, forged dropouts w/ disc mount, replaceable alloy derailleur hanger
Suspension Fork
RockShox XC32 TK, Solo Air spring, 32mm stanchions, tapered alloy steerer, TurnKey damping w/ lockout, external rebound adjust, 15mm thru-axle, size-specific 100/120mm travel
Drivetrain
Rear Derailleur
SRAM X9 Type 2, 10-speed, medium cage
Front Derailleur
SRAM X5, 2x10, high mount
Shift Levers
SRAM X5, 2x10, trigger
Cassette
Sunrace, 10-speed, 11-36
Crank
Specialized Stout XC, 2x10, 2 pc. 24mm spindle, 36/22, anti-corrosion hardware
Bottom Bracket
24mm BSA for 2 pc. design, 73mm
Chain
KMC X10, 10-speed, w/ reusable MissingLink
Pedals
Alloy, 1 pc. body, 9/16"", w/ reflectors
Wheels
Front Hub
Specialized Hi Lo disc, alloy, sealed cartridge bearings, 15mm thru-axle, 32h
Rear Hub
Specialized Stout XC disc, alloy, RCC bearing system, QR, 32h
Rims
Stout XC, 650b disc, alloy double-wall, pin joint, 26mm inner width, 32h
Spokes
Stainless, 14g, black
Tires
Specialized Ground Control Sport, 60TPI, wire bead, 650bx2.3""
Brakes
Brakes
Tektro Gemini Comp, hydraulic disc, resin/metallic pads, I-spec compatible
Brake Levers
Tektro Gemini Comp, hydraulic, reach adjust, I-spec compatible
Cockpit
Stem
Specialized 3D forged alloy, 4-bolt, 6-degree rise, anti-corrosion hardware
Handlebar
Specialized, low rise bar, double butted 6061 alloy, 9-degree backsweep, 5-degree upsweep, 15mm rise, 31.8mm
Grips
Specialized Body Geometry XC Contour, Kraton w/ gel, lock-on
Headset
1-1/8"" upper, 1-1/2"" lower, Campy style, integrated sealed cartridge bearings
Seat
Saddle
Body Geometry mountain, steel rails, 143mm
Seatpost
TranzX YSP02 dropper, infinite adjust, external cable routing, remote lever, 30.9mm, 100mm travel
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.54 mm | 1.5 mm | 1.5 mm | 1.46 mm | 1.41 mm |
| Bottom Bracket Height | 305 mm | 305 mm | 305 mm | 305 mm | 305 mm |
| Front Center | 636 mm | 659 mm | 674 mm | 695 mm | 720 mm |
| Rake | 42 mm | 42 mm | 42 mm | 42 mm | 42 mm |
| Trail | 89 mm | 89 mm | 89 mm | 89 mm | 89 mm |
| Stack | 574 mm | 588 mm | 603 mm | 612 mm | 621 mm |
| Reach | 373 mm | 391 mm | 401 mm | 418 mm | 440 mm |
| Top Tube Length | 551 mm | 585 mm | 600 mm | 620 mm | 645 mm |
| Seat Tube Angle | 73 ° | 72 ° | 72 ° | 72 ° | 72 ° |
| Seat Tube Length | 340 mm | 400 mm | 445 mm | 450 mm | 510 mm |
| Head Tube Angle | 69 ° | 69 ° | 69 ° | 69 ° | 69 ° |
| Head Tube Length | 100 mm | 95 mm | 110 mm | 120 mm | 130 mm |
| Chainstay Length | 417 mm | 417 mm | 417 mm | 417 mm | 417 mm |
| Wheelbase | 1049 mm | 1072 mm | 1088 mm | 1108 mm | 1134 mm |
| Bottom Bracket Drop | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm |
| Standover Height | 714 mm | 739 mm | 780 mm | 804 mm | 834 mm |
| Wheels | 27" | 27" | 27" | 27" | 27" |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |
About this model
Rockhopper Pro EVO 650b belongs to the Specialized Rockhopper model. Specialized launched 119 bikes of this model so far. You can get a glimpse at all models from 2015, by clicking on this link.
Safety
When you go for a ride, don’t forget to put your helmet on. Moreover, ride with traffic, not against it. This will help you stay visible to drivers and also makes it easier for them to see you.
Trail bikes average price
According to our calculations, the average cost of a Trail bike that is reliable is 2762$. However, this doesn’t mean that if you spend less money on a Trail bike, you couldn’t get a decent one. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Rockhopper Pro EVO 650b components
Fork
This bike has the RockShox fork installed. The fork’s travel is 120mm. Bike forks absorb the shocks and give you a smooth and pleasant ride. In conclusion, always look for a fork with decent travel when you buy a bike.
Fork material
When it comes to the fork, this bike has an aluminum one, which is a lighter material. However, it is not as tough, nor durable as steel is.
Wheels
As for the wheels, Specialized Rockhopper Pro EVO 650b 2015, has a 27.5″ aluminum model. 27.5″ wheels are a mixture between 29″ wheels and 26″ wheels. However, the overall traction of 27.5″ wheels is lower than 29″ wheels.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Hydraulic Disc brakes. These kinds of brakes are among the most popular models used on bikes. To sum up, you can ride your bike with confidence.
Sizes
Specialized Rockhopper Pro EVO 650b bike has 5 sizes, in the range of 156 cm – 195 cm (5.12 ft – 6.4 ft). In short, you can easily find one that suits you.
Dropper post
Specialized Rockhopper Pro EVO 650b comes with a dropper post. If you are a technical rider, a dropper post is essential. A dropper post provides increased safety while riding. The lever system, allows you to move your saddle up and down, which is very useful on climbs and descends.