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2018 GT

Avalanche Comp

A 27.5″ aluminum frame hardtail crosscountry bike with mid-range components.
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Manufacturer Price

$749
FrameAluminum
SuspensionHardtail, 100mm
ForkSuntour XCM
Wheels27.5″ Aluminum
Drivetrain3 × 9
GroupsetDeore, Alivio
BrakesShimano Hydraulic Disc
View on gtbicycles.comLearn about GT
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

53 km/h

Avalanche Comp

44 km/h

Similar Bikes

Highest gear

(descending)

Geometry
Specs
Build
Frame

All New 6061 T6 Aluminum Frame, w/ Triple Triangle? Replaceable Derailleur Hanger, Disc Brake Mounts, and Zerostack tapered 1 1/8-1 1/2Head Tube, 27.5/29 Design

Fork

SR Suntour XCM-HLO w/ 100mm Travel, Steel Stanchions, Aluminum Leg, Post Mount Disc Brake, Hydraulic Lockout, QR, For 27.5 or 29

Travel: 100mm

Spring Type: Coil

Bottom Bracket

VP Cartridge Sealed

Headset

Intergrated seal bearing, 1-1/8? UPPER + 1-1/2? LOWER

Stem

All Terra 1 1/8" Threadless, 4-Bolt W/ CNC Face Plate, 10? Rise for 27.5; 5? Rise for 29, 31.8mm Clamp

Handlebar

6061 Aluminum Riser, 680mm Width, 12mm Rise, 31.8mm Clamp, Double Butted

Saddle

All Terra MTB

Seatpost

All Terra Alloy Micro-Adjust, 30.9mm

Type: Rigid

Pedals

GT Slim Line Flat Nylon Pedal

Grips

GT Statement

Groupset
Rear Derailleur

Shimano, Deore, RD-M592-SGS

Front Derailleur

Shimano Acera, FD-T3000

Crank

All-Terra V-401, 44/32/22T

Shifters

Shimano Alivio, SL-M4000

Cassette

Sunrace CS-M98, 11-36T, 9-Speed Cassette

Chain

KMC Z99

Brakes

(F) Shimano BR-M315, Hydraulic Disc, W/ 160mm Rotor SM-RT26, (R) Shimano BR-M315, Hydraulic Disc, W/ 160mm Rotor SM-RT26, Rear: (F) Shimano BR-M315, Hydraulic Disc, W/ 160mm Rotor SM-RT26, (R) Shimano BR-M315, Hydraulic Disc, W/ 160mm Rotor SM-RT26

Type: Shimano Hydraulic Disc

Brake Levers

Shimano Hydraulic Disc Brake Lever

Wheels
Rims

All Terra Double Wall, 32H 27.5/29, disc specific

Front Hub

(F) Alloy Disc hub, W/ Quick Release, (R) Alloy Cassette Disc hub, W/ Quick Release

Tires

All Terra Cypher, 30tpi, 27.5/29X2.10" (F/R)

Rider Notes
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First added 20 July

Last updated 20 July

Not listed for 2,870 days