Specialized S-Works Stumpjumper ST 29 2019
Bike details
Key information split into simple groups.
Bike summary
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Frame Carbon
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Wheels 29"
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Travel Front 130mm
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Travel Rear 120mm
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Fork Fox Factory Float 34
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Groupset XX1 Eagle
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Suspension Full
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Drivetrain 1 × 12
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Brakes Hydraulic Disc
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
FACT 11m, full carbon chassis and rear end, asymmetrical design, 29 Trail Geometry, SWAT™ Door integration, threaded BB, fully enclosed internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, replaceable derailleur hanger, 120mm of travel
Suspension Fork
FOX FLOAT 34 Factory, FIT4 damper, 3-position adjustment, Kashima Coating, 15x110mm Kabolt axle, 51mm offset, 130mm of travel
Rear Shock
FOX FLOAT DPS Factory, Rx Trail Tune, EVOL Air sleeve, Kashima Coat, 3-position adjustment w/ Open Mode Adjustment, 190x42.5mm
Drivetrain
Rear Derailleur
SRAM XX1 Eagle, 12-speed
Shift Levers
SRAM XX1 Eagle, trigger, 12-speed
Cassette
SRAM X01 Eagle, 12-speed, 10-50t
Crank
SRAM XX1 Eagle, Boost™ 148, 170mm crankarm, 24mm spindle, 30T
Bottom Bracket
SRAM GXP
Chain
SRAM XX1 Eagle, 12-speed
Pedals
Specialized Dirt
Wheels
Front Hub
Roval Traverse SL, sealed cartridge bearings, 15mm thru-axle, 110mm spacing, 24h
Rear Hub
Roval Traverse SL, DT Swiss Star Ratchet, 54t engagement, SRAM XD driver body, 12mm thru-axle, 148mm spacing, 28h
Rims
Roval Traverse SL 29, hookless carbon, 30mm inner width, tubeless ready, hand-built, 24/28h
Spokes
DT Swiss Revolution
Tires
Butcher, GRID Casing, GRIPTON® compound, 2Bliss Ready, 29x2.3"
Brakes
Brakes
SRAM Guide RSC, hydraulic disc, organic pads, Guide S4 4-piston caliper, 200mm
Cockpit
Stem
Syntace MegaForce 2, 6-degree, 31.8mm clamp
Handlebar
Specialized Trail, FACT Carbon, 6-degree upsweep, 8-degree backsweep, 27mm rise, 780mm, 31.8mm
Grips
Specialized Sip grip, half-waffle, S/M: regular thickness, L/XL: XL thickness
Seat
Saddle
Body Geometry Phenom Expert, hollow titanium rails, carbon fiber base, 143mm
Seatpost
Command Post IRcc, 16-position micro-height adjustable, two-bolt head, bottom mount cable routing, remote SRL lever, 34.9mm, S: 130mm, M/L/XL: 160mm of travel
Fit data
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.47 mm | 1.4 mm | 1.4 mm | 1.35 mm |
| Bottom Bracket Height | 333 mm | 333 mm | 333 mm | 333 mm |
| Front Center | 707 mm | 727 mm | 758 mm | 789 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 99 mm | 99 mm | 99 mm | 99 mm |
| Stack | 604 mm | 604 mm | 632 mm | 646 mm |
| Reach | 412 mm | 432 mm | 452 mm | 477 mm |
| Top Tube Length | 566 mm | 589 mm | 621 mm | 654 mm |
| Seat Tube Angle | 75.8 ° | 75.5 ° | 75.1 ° | 74.7 ° |
| Seat Tube Length | 380 mm | 410 mm | 455 mm | 505 mm |
| Head Tube Angle | 67.5 ° | 67.5 ° | 67.5 ° | 67.5 ° |
| Head Tube Length | 95 mm | 95 mm | 125 mm | 140 mm |
| Chainstay Length | 434 mm | 434 mm | 434 mm | 434 mm |
| Wheelbase | 1138 mm | 1158 mm | 1189 mm | 1220 mm |
| Bottom Bracket Drop | 39 mm | 39 mm | 39 mm | 39 mm |
| Standover Height | 737 mm | 740 mm | 752 mm | 765 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
About this model
S-Works Stumpjumper ST 29 is a Specialized Stumpjumper model. There are 352 bikes that carry this model name. You can easily view all of the Specialized Stumpjumper bikes models from 2019, here.
Model range prices
Specialized Men’s Stumpjumper ST 29 2019 is the most affordable bike of this model and has a price of 1870$. On the other hand, Specialized S-Works Stumpjumper ST 29 2019, is the most expensive and costs 9520$.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Average price for Trail bikes
If you want to purchase a solid Trail bike, it is important to know that the average cost is 2762$. However, this doesn’t mean that if you spend less money on a Trail bike, you couldn’t get a decent one. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Furthermore, this bike was made available in 2019 for 9520$. In conclusion, this bike price is 244.68% more expensive than the price of the average Trail bike.
Internal Cable Routing
Another thing to mention, is the internal cable routing of this bike. In conclusion, this helps you too, keep the bike cables in mint condition, and also it looks better. No more cables, surrounding the bike.
Overview of components
Fork
Specialized S-Works Stumpjumper ST 29 2019 bike is equipped with the Fox Factory Float 34 fork, and has 130mm travel. Bike forks are great for shock absorption and provide you with a smooth ride. In short, you should always ensure you have a good fork when purchasing a bike.
Rear Shock
Specialized S-Works Stumpjumper ST 29 bike has the FOX FLOAT DPS Factory model installed, and has a travel of 120mm. Bike rear shocks increase the riding comfort, and also give you more control over technical trails. In short, if you want smooth rides, get a full-suspension bicycle.
Wheels size
As for the wheels, Specialized S-Works Stumpjumper ST 29 2019, has a 29″ carbon model. Having 29″ wheels means that you need less fork travel, leading to a reduction of the pedal bob effect. However, 29″ wheels will make your bike react slower to obstacles you may encounter.
Brakes
For your safety, it is important to have quality breaks on your bike. Specialized S-Works Stumpjumper ST 29 has Hydraulic Disc brakes installed. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, your safety is in good hands.
Sizes
S-Works Stumpjumper ST 29 comes in 4 sizes, that range from 158 cm – 199 cm (5.18 ft – 6.53 ft). In conclusion, it won’t take much to find one that’s right for you.
Dropper post
Every bike should have a dropper post, and this one does. If used correctly, a dropper post gives you more faith, maneuverability, and greater control over your bike.
