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The 2021 GT Avalanche Comp is a 27.5″ aluminum frame hardtail crosscountry bike.

2021 GT Avalanche Comp
MSRP$1,050
Online Price
$1

At

CategoryCrosscountry
FrameAluminum
ForkSunTour XCM
Wheel Size27.5″
Wheel MaterialAluminum
Brake TypeHydraulic Disc
GroupsetmicroSHIFT
Drivetrain1 × 10
Gear Range

GT Avalanche Comp

24 mph
SuspensionHardtail
Front Travel100mm
Rear Travel-
SeatpostRigid
Brand Sitegtbicycles.com
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Avalanche Comp

Geometry

Specs
Frame

GT 6061 T6 Aluminum Frame, Triple Triangle w/ Floating Seat Stays, Internal Cable Routing, Dropper Post Routing, Boost 141 Forged Drop-outs w/ Disc Brake Mounts, Zero Stack Tapered 1 1/8"- 1.5" Head Tube, 27.5/29" Wheels

Fork

SR Suntour XCM-DS, 100mm, Hydraulic Lockout and Preload adjust, Coil

Bottom Bracket

Cartridge, Square Taper

Headset

Semi-integrated, Sealed Cartridge, Tapered

Stem

GT All Terra, 6061 Alloy, 31.8, 8°

Handlebar

GT All Terra Alloy Riser, 25mm Rise, 8° Sweep, 6° Rise, 720mm Width

Saddle

GT MTB

Seatpost

GT All-Terra Micro Adjust Alloy Seat Post, 30.9mm

Pedals

GT Slim Line Flat Pedal

Grips

GT Statement

Groupset
Rear Derailleur

Microshift RD-M6205GM

Crank

Prowheel Charm, 32T

Shifters

microSHIFT M851, 10-speed

Cassette

microSHIFT, 11-42T

Chain

KMC X10, 10-speed

Brakes

Tektro HD-M275

Wheels
Rims

WTB SX19, 32h

Spokes

Stainless Steel, 14g

Front Hub

Formula, QRx100

Rear Hub

Formula, QRx141

Tires

WTB Ranger Comp, 27.5/29 x 2.25", DNA Compound