Sonder Signal St GX Eagle 2021
2021 Mountain
Estimate price |
2,549$
Weight | 12.4 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Steel -
Wheels 29" -
Travel Front 130mm -
Fork Cane Creek HELM
-
Groupset GX Eagle -
Suspension Hardtail -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Chromoly
Suspension Fork
Cane Creek Helm MK2 Air
Rear Shock
None
Drivetrain
Rear Derailleur
SRAM GX Eagle, 12-speed
Front Derailleur
None
Shift Levers
SRAM GX Eagle, 12-speed
Cassette
SRAM GX Eagle XG-1275, 12-speed, 10-50 tooth
Crank
SRAM GX Eagle DUB, 170mm length
Bottom Bracket
SRAM DUB, 73mm
Chain
SRAM GX Eagle, 12-speed
Chain Guide
None
Pedals
None
Wheels
Front Hub
Love Mud Hobo wheelset, 110x15mm Boost front, 148x12mm Boost rear with XD driver
Rear Hub
Love Mud Hobo wheelset, 110x15mm Boost front, 148x12mm Boost rear with XD driver
Rims
Love Mud Hobo wheelset
Spokes
Love Mud Hobo wheelset
Tires
Front: WTB Vigilante, Light/High Grip, 29" x 2.5", Rear: WTB Trail Boss, Tough/Fast Rolling, 29" x 2.4"
Brakes
Brakes
SRAM Guide R, 4-piston, Avid CenterLine rotors (180mm front, 160mm rear)
Brake Levers
SRAM Guide R
Cockpit
Stem
Love Mud Piskie, 35mm length, 31.8mm bar clamp
Handlebar
Sonder Aspect Riser, 31.8mm clamp diameter
Grips
WTB Wafel
Headset
FSA Orbit C-40-ACB, IS42/IS52
Seat
Saddle
Sonder Abode
Seatpost
X-Fusion Manic dropper, X-Fusion remote lever, 125mm drop
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.431 mm | 1.377 mm | 1.323 mm | 1.261 mm |
| Bottom Bracket Height | 309 mm | 309 mm | 309 mm | 309 mm |
| Front Center | 710 mm | 732 mm | 761 mm | 793 mm |
| Rake | 44 mm | 44 mm | 44 mm | 42 mm |
| Trail | 119 mm | 119 mm | 119 mm | 121 mm |
| Stack | 601 mm | 606 mm | 615 mm | 624 mm |
| Reach | 420 mm | 440 mm | 465 mm | 495 mm |
| Top Tube Length | 585 mm | 606 mm | 634 mm | 664 mm |
| Seat Tube Angle | 74 ° | 74 ° | 74 ° | 74 ° |
| Seat Tube Length | 400 mm | 425 mm | 465 mm | 485 mm |
| Head Tube Angle | 66 ° | 66 ° | 66 ° | 66 ° |
| Head Tube Length | 100 mm | 105 mm | 115 mm | 125 mm |
| Chainstay Length | 425 mm | 425 mm | 430 mm | 435 mm |
| Wheelbase | 1127 mm | 1149 mm | 1183 mm | 1220 mm |
| Bottom Bracket Drop | 65 mm | 65 mm | 65 mm | 65 mm |
| Standover Height | 730 mm | 738 mm | 760 mm | 772 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
Signal St GX Eagle belongs to the Sonder Signal model. 7 bikes variations carry this model name so far. Check out the entire range from 2021 of this model, by clicking this link.
Model range prices
Sonder Signal St SX Eagle 2021 is the most affordable bike of this model and has a price of 1449$. On the other hand, Sonder Signal Ti Pinion 2021, is the most expensive and costs 4799$.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Trail bikes average price
If you want an acceptable Trail bike you should know that the average price is 2762$. However, you could also get a good Trail bike even if you pay a lower amount than the average price. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
This bike was released in 2021 and its price was 2549$. Comparing this to the average Trail bike price, we see that the price is 8.36% lower.
Trail bikes average weight
If we make a quick analysis of the average weight of a Trail bike, we get 12.98 kg (28.62 lbs). Having an easier bike than average will give you a great advantage on climbs. However, a heavier bike will gain more speed on descends.
Weighing 12.4 kg (27.34 lbs), the Signal St GX Eagle model is slightly lighter than average. In short, the average Trail bike weight is 4.68% higher than this one.
Overview of components
Fork
Sonder Signal St GX Eagle 2021 bike is equipped with the Cane Creek HELM fork, and has 130mm travel. Bike forks are great for shock absorption and provide you with a smooth ride. To sum it all, when buying a bike, ensure that you look for a fork capable of decent travel.
Wheels
As for the wheels, Sonder Signal St GX Eagle 2021, has a 29″ aluminum model. These wheels are more forgiving when you go over roots, rocks, bumps, or other obstacles you encounter on your ride. However, these wheels are not ideal for smaller people.
Brakes
When you want to stop the bike in time, the brakes are vital. The Signal St GX Eagle has Hydraulic Disc brakes. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, these are ideal for anyone.
Sizes
There are 4 sizes available for this model. Rider height can be anywhere between 158 cm – 199 cm (5.18 ft – 6.53 ft). In conclusion, you won’t have a problem finding one that suits you.
Dropper post
Every bike should have a dropper post, and this one does. Needless to say, a dropper post will come in handy on climbs and descends. You’ll fall in love with it at first sight!