Transition Spire Alloy GX 2022
2022 Mountain
Estimate price |
4,899$
Weight | 16.46 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame aluminium -
Wheels 29" -
Travel Front 170mm -
Travel Rear 170mm -
Fork RockShox ZEB Ultimate
-
Groupset GX Eagle -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM High
154cm - 170cm
SM Low
154cm - 170cm
MD High
164cm - 182cm
MD Low
164cm - 182cm
LG High
175cm - 190cm
LG Low
175cm - 190cm
XL High
184cm - 200cm
XL Low
184cm - 200cm
XXL High
190cm - 207cm
XXL Low
190cm - 207cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Spire Alloy 170mm
Suspension Fork
RockShox ZEB Ultimate, 170mm Travel/44mm Offset
Rear Shock
RockShox Super Deluxe, Ultimate Air (205x65)
Drivetrain
Rear Derailleur
SRAM GX Eagle
Shift Levers
SRAM GX Eagle
Cassette
SRAM XG 1275 (10-52t)
Crank
SRAM GX Alloy DUB (30t/165mm)
Chain
SRAM GX Eagle
Chain Guide
OneUp Bash Guide
Wheels
Front Hub
Stans Neo Durasync
Rear Hub
Stans Neo Durasync
Rims
Stans Flow S1
Spokes
Sapim Race Double Butted
Tires
Front: Schwalbe Magic Mary, Super Trail, Soft (29x2.4), Rear: Schwalbe Big Betty, Super Trail, Soft (29x2.4)
Brakes
Brakes
SRAM Code RSC
Disk Rotors
SRAM Centerline (220mm/200mm)
Cockpit
Stem
ANVL Swage (40mm)
Handlebar
ANVL Mandrel Alloy 35, SM (800x20), MD/LG/XL (800x30), XXL (800x40)
Grips
Sensus Lite
Headset
FSA NO.55R/57
Seat
Saddle
ANVL Forge Cromo
Seatpost
OneUp Dropper Post
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM High | SM Low | MD High | MD Low | LG High | LG Low | XL High | XL Low | XXL High | XXL Low |
|---|---|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.45 mm | 1.47 mm | 1.35 mm | 1.38 mm | 1.3 mm | 1.32 mm | 1.25 mm | 1.27 mm | 1.21 mm | 1.23 mm |
| Bottom Bracket Height | 350 mm | 343 mm | 350 mm | 343 mm | 350 mm | 343 mm | 350 mm | 343 mm | 350 mm | 343 mm |
| Front Center | 782 mm | 783 mm | 812 mm | 813 mm | 842 mm | 843 mm | 871 mm | 872 mm | 901 mm | 902 mm |
| Rake | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm |
| Trail | 141 mm | 146 mm | 141 mm | 146 mm | 141 mm | 145 mm | 141 mm | 146 mm | 141 mm | 146 mm |
| Stack | 613 mm | 618 mm | 613 mm | 618 mm | 622 mm | 627 mm | 631 mm | 636 mm | 640 mm | 645 mm |
| Reach | 424 mm | 419 mm | 454 mm | 449 mm | 479 mm | 474 mm | 504 mm | 499 mm | 529 mm | 524 mm |
| Top Tube Length | 541 mm | 544 mm | 571 mm | 574 mm | 599 mm | 602 mm | 627 mm | 630 mm | 655 mm | 658 mm |
| Seat Tube Angle | 79.6 ° | 79.1 ° | 78.8 ° | 78.3 ° | 78.1 ° | 77.6 ° | 77.5 ° | 77 ° | 77.2 ° | 76.7 ° |
| Seat Tube Length | 360 mm | 360 mm | 390 mm | 390 mm | 430 mm | 430 mm | 460 mm | 460 mm | 490 mm | 490 mm |
| Head Tube Angle | 63 ° | 62.5 ° | 63 ° | 62.5 ° | 63 ° | 62.5 ° | 63 ° | 62.5 ° | 63 ° | 62.5 ° |
| Head Tube Length | 100 mm | 100 mm | 100 mm | 100 mm | 110 mm | 110 mm | 120 mm | 120 mm | 130 mm | 130 mm |
| Chainstay Length | 440 mm | 442 mm | 440 mm | 442 mm | 440 mm | 442 mm | 446 mm | 448 mm | 446 mm | 448 mm |
| Wheelbase | 1221 mm | 1223 mm | 1251 mm | 1253 mm | 1281 mm | 1283 mm | 1316 mm | 1318 mm | 1346 mm | 1348 mm |
| Bottom Bracket Drop | 25 mm | 32 mm | 25 mm | 32 mm | 25 mm | 32 mm | 25 mm | 32 mm | 25 mm | 32 mm |
| Standover Height | 679 mm | 674 mm | 694 mm | 689 mm | 709 mm | 704 mm | 724 mm | 719 mm | 739 mm | 734 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" |
| Rider Min Height | 154 cm | 154 cm | 164 cm | 164 cm | 175 cm | 175 cm | 184 cm | 184 cm | 190 cm | 190 cm |
| Rider Max Height | 170 cm | 170 cm | 182 cm | 182 cm | 190 cm | 190 cm | 200 cm | 200 cm | 207 cm | 207 cm |
Model Overview
Spire Alloy GX completes the Transition Spire model. 28 bikes variations carry this model name so far. You can easily view all of the Transition Spire bikes models from 2022, here.
Model range prices
Transition Spire Alloy Deore 2022 is the most affordable bike of this model and has a price of 3799$. On the other hand, Transition Spire Carbon XT 2022, is the most expensive and costs 6699$.
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.
Average price for Enduro bikes
If you want an acceptable Enduro bike you should know that the average price is 3599$. However, you could also get a good Enduro bike even if you pay a lower amount than the average price. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
At the moment of the release date, Transition Spire Alloy GX price was 4899$. Comparing the average cost of an Enduro bike to this one, you will see that Spire Alloy GX price is 36.12% more expensive.
Enduro bikes average weight
Enduro bikes have an average weight of 14.27 kg (31.46 lbs). An easier bike will give you a big advantage in climbs. However, a heavier bike can gain speed when you descend.
Weighing 16.46 kg (36.29 lbs), the Spire Alloy GX model is much heavier than average. In conclusion, the average Enduro bike weighs 15.35% less than Spire Alloy GX.
Overview of components
Fork
This bike has the RockShox ZEB Ultimate fork installed. The fork’s travel is 170mm. Bike forks are perfect to absorb shocks and provide a great riding experience overall. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Rear Shock
The Spire Alloy GX has a rear shock with a travel of 170mm. The model RockShox Super Deluxe is the one installed in this bike. 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
When it comes to wheels, the Spire Alloy GX bike is equipped with the 29″ aluminum model. Having 29″ wheels means that you need less fork travel, leading to a reduction of the pedal bob effect. However, if you’re not a tall person, you might find it difficult to adapt to this wheel size.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Spire Alloy GX comes with Hydraulic Disc brakes. These kinds of brakes are among the most popular models used on bikes. To sum up, your safety is in good hands.
Sizes
This bike is available in 10 sizes. They vary from 154 cm – 207 cm (5.05 ft – 6.79 ft). In conclusion, it won’t take much to find one that’s right for you.
Dropper post
The Transition model is also equipped 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.