Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Carbon -
Wheels 27.5" -
Travel Front 120mm -
Travel Rear 100mm -
Fork SunTour
-
Groupset X5 -
Suspension Full -
Drivetrain 3 × 9 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
27.5”/650B Dual Suspension HM Carbon,100mm Travel, Tapered Headtube,
Suspension Fork
SR Suntour Radon XC-LOR 27.5”120mm Travel, External Rebound & Lock-Out
Drivetrain
Shift Levers
SRAM X5, 3x9 Trigger Matchmaker
Cassette
SRAM PG-950, 11-34T
Crank
SRAM X5 22/32/42T
Chain
KMC X9
Wheels
Front Hub
Alloy Disc w/ QR15
Rear Hub
Alloy Disc 142mmX12mm Thru Axle
Spokes
Stainless 14G
Tires
Innova IA-2549, 27.5”x 2.1”
Brakes
Brakes
SRAM DB-3 Hydraulic, 180mm Rotor
Cockpit
Stem
Aluminum Four Bolt Clamp, 31.8mm Bar Bore
Handlebar
Aluminum Flat, 9 Deg Sweep 31.8mm Bar Bore
Grips
Black Krayton MTB
Headset
Kore Integrated 1.5” Tapered
Seat
Saddle
Curical Womens MTB Saddle
Seatpost
Alloy Micro Adjust
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LRG |
|---|---|---|---|
| Bottom Bracket Height | 335 mm | 335 mm | 335 mm |
| Front Center | 616 mm | 652 mm | 689 mm |
| Top Tube Length | 556 mm | 594 mm | 631 mm |
| Seat Tube Angle | 73.5 ° | 73.5 ° | 73.5 ° |
| Seat Tube Length | 406 mm | 458 mm | 508 mm |
| Head Tube Angle | 70 ° | 70 ° | 70 ° |
| Head Tube Length | 130 mm | 135 mm | 150 mm |
| Chainstay Length | 453 mm | 453 mm | 453 mm |
| Wheelbase | 1068 mm | 1103 mm | 1141 mm |
| Bottom Bracket Drop | 20 mm | 20 mm | 20 mm |
| Wheels | 27" | 27" | 27" |
About this model
Spire completes the K2 Spire model. K2 launched 1 bike of this model so far.
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.
Crosscountry bikes average price
If you want an acceptable Crosscountry bike you should know that the average price is 1905$. However, you could also get a good Crosscountry bike even if you pay a lower amount than the average price. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
Spire components
Fork
K2 Spire 2015 bike is equipped with the SunTour fork, and has 120mm travel. Bike forks are great for shock absorption and provide you with a smooth ride. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Rear Shock
Bike rear shocks are a great way to increase comfort on the bike and give you more control when riding on technical trails. To sum up, always consider getting a bike that has a rear shock as well.
Wheels
When leaving the production line, the Spire model has 27.5″ wheels. 27.5″ wheels will reach higher speeds than smaller-sized wheels. However, these wheels have a slower top speed if you compare them to 29″ wheels.
Brakes
Nothing is more important on a bike than its ability to brake properly. K2 Spire is equipped with Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, these are ideal for anyone.